Productivity and management of rice–wheat cropping systems: issues and challenges
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Abedin, 1991, Water and nutrient dynamics of a paddy soil in Bangladesh, Z. Pflanzenernaehr Bodenkd., 153, 93
Abrol, I.P., Bronson, K.F., Duxbury, J.M., Gupta, R.K. (Eds.), 2000. Long-term Soil Fertility Experiments in Rice–Wheat Cropping Systems. Rice–Wheat Consortium Paper Series 6. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, 171 pp.
Adhikari, 1999, On-farm soil N supply and N nutrition in the rice–wheat system of Nepal and Bangladesh, Field Crops Res., 64, 273, 10.1016/S0378-4290(99)00063-5
Aggarwal, 1995, Puddling and N management effects on crop response in a rice–wheat cropping systems, Soil Till. Res., 36, 129, 10.1016/0167-1987(95)00504-8
Aggarwal, P.K., Talukdar, K.K., Mall, R.K., 2000. Potential yields of rice–wheat system in the Indo-Gangetic Plains of India. Rice–Wheat Consortium Paper Series 10. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, 12 pp.
Ahmed, S.M., Meisner, C.A., 1996. Wheat Research and Development in Bangladesh. AusAID/CIMMYT-Bangladesh, Dhaka, Bangladesh, 201 pp.
Ali, 1999, Evaluation of green manure technology in tropical lowland rice systems, Field Crops Res., 61, 61, 10.1016/S0378-4290(98)00149-X
Aslam, M., 1998. Improved water management practices for the rice–wheat cropping systems in Sindh Province, Pakistan. Report No. R-70, 1a. IIMI, Lahore, Pakistan, 96 pp.
Bacon, P.E., 1979. Efficiency of different calcium application methods in controlling muddy water. In: Proceedings of the Australian Society of Soil Science Conference, Yanco, NSW, pp. 116–121.
Bacon, 1987, Effect of nitrogen fertilization and rice stubble management techniques on soil moisture content, soil nitrogen status, and nitrogen uptake by wheat, Field Crops Res., 17, 75, 10.1016/0378-4290(87)90084-0
Bacon, 1985, Effect of rice stubble and fertilizer management on wheat growth after rice, Field Crops Res., 10, 229, 10.1016/0378-4290(85)90029-2
Bacon, 1985, Effect of rice stubble and fertilizer management techniques on yield of wheat sown after rice, Field Crops Res., 10, 241, 10.1016/0378-4290(85)90030-9
Balasubramaniam, 1999, On-farm adaptation of knowledge-intensive nitrogen management technologies for rice systems, Nutr. Cyc. Agroecosyst., 53, 59, 10.1023/A:1009744605920
Bastiaanssen, W.G.M., Molden, D.J., Thiruvengadachari, A.A.M., Smith, F.R., Mutuwatte, L., Jayasinghe, G., 1998. Performance evaluation of the Bhakra Irrigation Systems, India, using advanced information technologies. Research Report No. 27. IWMI, Colombo, Sri Lanka.
Becker, M., Ladha, J.K., 1994. Green manure technology: potential, usage, limitations. In: Proceedings of the 15th World Congress of Soil Science. International Society of Soil Science and Mexican Society of Soil Science, Sociedad Mexicana de la Ciencia del Suelo, Chapingo, Mexico, pp. 267–272.
Beecher, H.G., Thompson, J.A., McCaffery, D.W., Muir, J.S., 1998. Cropping on Raised Beds in Southern NSW. Agfact P1.2.1. NSW Agriculture, Deniliquin, NSW, 23 pp.
Bell, R.W., 1991. Mineral nutrition of mungbeans. In: Imne, B.C., Lawn, R.J. (Eds.), Mungbean: The Australian Experience. Proceedings of the First Australian Mungbean Workshop. CSIRO Division of Tropical Crops and Pastures, Brisbane, Qld, pp. 53–65.
Benzian, 1982, Effects of husbandry treatments on nitrogen concentration of grain and related yields in winter-wheat experiments made in southeast England, J. Sci. Food Agric., 33, 1063, 10.1002/jsfa.2740331103
Beyrouty, C.A., Wells, B.R., Norman, R.J., Marvel, J.N., Pillow, J.A., 1987. Characterization of rice roots using a minirhizotron technique. In: Taylor, H.M. (Ed.), Minirhizotron Observation Tubes: Methods and Applications for Measuring Rhizosphere Dynamics. ASA Special Publication No. 50. ASA–CSSA–SSSA, Madison, WI, pp. 99–108.
Bhatti, M.A., Kinje, J.W., 1992. Irrigation management potential of paddy/rice production in Punjab in Pakistan. In: Soil and Water Engineering for Paddy Field Management. Proceedings of the International Workshop, January 1992, Bangkok. AIT, Bangkok, Thailand, pp. 355–366.
Borrell, 1997, Improving efficiency of water use for irrigated rice in a semi-arid tropical environment, Field Crops Res., 52, 231, 10.1016/S0378-4290(97)00033-6
Bouldin, D.R., 1988. Effect of green manure on soil organic matter and nitrogen availability. In: Green Manure in Rice Farming. IRRI, Los Banos, Philippines, pp. 151–163.
Bouldin, D.R., Klausner, S.D., Reid, W.S., 1984. Use of nitrogen from manure. In: Hauck, R.D. (Ed.), Nitrogen in Crop Production. ASA, Madison, WI, pp. 221–248.
Brammer, H., 1997. Agricultural Development Possibilities in Bangladesh. The University Press Limited, Dhaka, Bangladesh, 362 pp.
Bronson, K.F., Hobbs, P.R., 1998. The role of soil management in improving yields in the rice–wheat systems of South Asia. In: Lal, R. (Ed.), Soil Quality and Agricultural Sustainability. Ann Arbor Science, Chelsea, MI, pp. 129–139.
Bronson, K.F., Cassman, K.G., Wassmann, R., Olk, D.C., Noordwijk, M., Garrity, D.P., 1998. Soil carbon dynamics in different cropping systems in principal ecoregions of Asia. In: Lal, R., Follet, R.F., Stewart, B.A. (Eds.), Management of Carbon Sequestration in Soil. CRC Press, Boca Raton, FL, pp. 35–57.
Buresh, 1991, Nitrogen dynamics and management in rice–legume cropping systems, Adv. Agron., 45, 1, 10.1016/S0065-2113(08)60037-1
Buresh, 1989, Nitrate accumulation and loss in a mungbean/lowland rice cropping system, Soil Sci. Soc. Am. J., 53, 477, 10.2136/sssaj1989.03615995005300020029x
Cakmak, 1999, Zinc deficiency as a practical problem in plant and human nutrition in Turkey: a NATO-science for stability project, Field Crops Res., 60, 175, 10.1016/S0378-4290(98)00139-7
Cassman, K.G. (Ed.), 1994. Breaking the yield barrier. In: Proceedings of the Workshop on Rice Yield Potential in Favorable Environments, 29 November–4 December, 1993. IRRI, Los Banos, Philippines.
Cassman, K.G., Olk, D.C., Brouder, S.M., Roberts, B.A., 1995. The influence of moisture regime, organic matter and root ecophysiology on the availability and acquisition of potassium: implications for tropical lowland rice. In: Potassium in Asia. Proceedings of the 24th International Colloquium of the International Potash Institute. International Potash Institute, Basel, pp. 135–156.
Cassman, 1998, Opportunities for increased nitrogen-use efficiency from improved resource management in irrigated rice systems, Field Crops Res., 56, 7, 10.1016/S0378-4290(97)00140-8
Chaiwanakupt, 1996, Use of urease, algal inhibitors, and nitrification inhibitors to reduce nitrogen loss and increase the grain yield of flooded rice, Biol. Fert. Soils, 22, 89, 10.1007/BF00384438
Chalk, 1998, Dynamics of biologically fixed N in legume–cereal rotations: a review, Aust. J. Agric. Res., 49, 303, 10.1071/A97013
Chander, 1997, Termite infestation in relation to soil physical properties in wheat crop under rice–wheat cropping system, Ann. Agric. Res., 18, 348
Chapman, 1987, Nitrogen contributed by grain legumes to rice grown in rotation on the Cununurra soils of the Ord Irrigation Area, western Australia, Aust. J. Exp. Agric., 27, 155, 10.1071/EA9870155
Chhabra, R., Thakur, N.P., 2000. Long-term study on phosphorus fertilization for rice–wheat cropping systems in alkali soils in the Indo-Gangetic Plains. In: Abrol, I.P., Bronson, K.F., Duxbury, J.M., Gupta, R.K. (Eds.), Long-term Soil Fertility Experiments in Rice–Wheat Cropping Systems. Rice–Wheat Consortium Paper Series 6. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, pp. 31–39.
Cooten, 1999, Enhancing food security in semi-arid eastern Indonesia through permanent raised-bed cropping: a review, Aust. J. Exp. Agric., 39, 1035, 10.1071/EA99054
Datt, 1995, Nitrogen contribution and soil improvement by legume green manuring in rice–wheat cropping on an acid loam soil, J. Ind. Soc. Soil Sci., 43, 603
Dawe, D., Dobermann, A., 1999. Defining productivity and yield. IRRI Discussion Paper Series No. 33. IRRI, Manila, Philippines, 13 pp.
Dawe, 2000, How widespread are yield declines in long-term rice experiments in Asia?, Field Crops Res., 66, 175, 10.1016/S0378-4290(00)00075-7
De Datta, S.K., 1981. Principles and Practices of Rice Production. Wiley–Interscience, New York, 618 pp.
De Datta, 1986, Improving nitrogen fertilizer efficiency in lowland rice in tropical Asia, Fert. Res., 9, 171, 10.1007/BF01048702
De Datta, 1986, Technology development and the spread of direct-seeded rice in Southeast Asia, Exp. Agric., 22, 417, 10.1017/S0014479700014666
De Datta, 1989, Integrated nitrogen management in irrigated rice, Adv. Soil Sci., 10, 143, 10.1007/978-1-4613-8847-0_4
De Datta, S.K., Patrick Jr., W.H. (Eds.), 1986. Nitrogen Economy of Flooded Rice Soils. Martinus Nijhoff, Dordrecht, 186 pp.
Dexter, A.R., Woodhead, T., 1985. Soil mechanics in relation to tillage: implements and root penetration in lowland soils. In: Soil Physics and Rice. IRRI, Las Banos, Philippines, pp. 261–282.
Dobermann, A., 2000. Future intensification of irrigated rice systems. In: Sheehy, J.E., Mitchell, P.L., Hardy, B. (Eds.), Redesigning Rice Photosynthesis to Increase Yield. Proceedings of the Workshop on the Quest to Reduce Hunger: Redesigning Rice Photosynthesis. IRRI, Los Banos, Philippines and Elsevier, Amsterdam, pp. 229–247.
Dobermann, 1996, Fertilizer inputs, nutrient balance, and soil-nutrient supplying power in intensive, irrigated rice systems. II. Effective soil K-supplying capacity, Nutr. Cyc. Agroecosyst., 46, 11, 10.1007/BF00210220
Dobermann, 1996, Fertilizer inputs, nutrient balance and soil nutrient supplying power in intensive, irrigated rice systems. III. Phosphorus, Nutr. Cyc. Agroecosyst., 46, 111, 10.1007/BF00704311
Dobermann, 1998, Management of phosphorus, potassium, and sulfur in intensive, irrigated lowland rice, Field Crops Res., 56, 113, 10.1016/S0378-4290(97)00124-X
Doorenbos, J., Pruitt, W.O., 1977. Irrigation and Drainage Paper No. 27. FAO, Rome, 94 pp.
Duivenbooden, 1996, Nitrogen, phosphorus and potassium relations in five major cereals reviewed in respect to fertilizer recommendations using simulation modeling, Fert. Res., 44, 37, 10.1007/BF00750691
Duveiller, E., Dubin, H.J., Reeves, J., McNab, A. (Eds.), 1998. Helminthosporium Blights of Wheat: Spot Blotch and Tan Spot. Proceedings of the International Workshop. CIMMYT, Mexico City, Mexico, 337 pp.
Dwivedi, K., Upadhyay, K.D., 1998. Nematode pests in rice–wheat–legume cropping systems in central Uttar Pradesh. In: Sharma, S.B., Johansen, C., Midha, S.K. (Eds.), Nematode Pests in Rice–Wheat–Legume Cropping Systems. Proceedings of the Regional Training Course. Rice–Wheat Consortium Paper Series 4. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, pp. 60–62.
Evans, L.T., 1993. Crop Evolution, Adaptation and Yield. Cambridge University Press, Cambridge, 500 pp.
FAO, 1999. FAO Production Yearbook, Vol. 53. FAO, Rome.
Fassen, V.H.G., Smilde, K.W., 1985. Organic matter and nitrogen turnover in soil. In: Kang, B.T., van der Heide (Eds.), Nitrogen Management in Farming System in Humid and Subhumid Tropics. Institute for Soil Fertility, Haren, the Netherlands, pp. 39–55.
Flinn, 1984, Trends in irrigated-rice yields under intensive cropping at Philippine research stations, Field Crops Res., 9, 1, 10.1016/0378-4290(84)90002-9
Flinn, 1989, Temporal determinants of the productivity of rice–wheat cropping systems, Agric. Syst., 30, 217, 10.1016/0308-521X(89)90088-7
Flinn, 1982, An analysis of long-term rice yields in a wetland soil, Field Crops Res., 5, 201, 10.1016/0378-4290(82)90023-5
Freney, J.R., Simpson, J.R., Denmead, O.T., 1983. Volatilization of ammonia. In: Freeny, J.R., Simpson, J.R. (Eds.), Gaseous Loss of Nitrogen from Plant–Soil Systems. Martinus Nijhoff/Dr. W. Junk Publishers, The Hague, the Netherlands, pp. 1–32.
Fujisaka, 1994, Rice–wheat in South Asia: systems and long-term priorities established through diagnostic research, Agric. Syst., 46, 169, 10.1016/0308-521X(94)90096-X
Gajri, 1992, Tillage management for efficient water and nitrogen use in wheat following rice, Soil Till. Res., 24, 167, 10.1016/0167-1987(92)90099-W
Gajri, 1999, Effect of pre-planting tillage on crop yields and weed biomass in a rice–wheat system on a sandy-loam soil in Punjab, Soil Till. Res., 52, 83, 10.1016/S0167-1987(99)00060-4
Garrity, D.P., Flinn, J.C., 1988. Farm-level management systems for green manure crops in Asian rice environments. In: Green Manure in Rice Farming. Proceedings of the Symposium on the Role of Green Manure Crops in Rice Farming Systems. IRRI, Los Banos, Philippines, pp. 111–130.
Ghani, 1989, Gravity irrigation management in Bangladesh, J. Irrig. Drain. Eng., 115, 642, 10.1061/(ASCE)0733-9437(1989)115:4(642)
Ghassemi, F., Jakeman, A.J., Nix, H.A., 1995. Salinisation of Land and Water Resources: Human Causes, Extent, Management and Case Studies. CAB International, Wallingford, UK.
Gill, K.S., 1994. Sustainability issues related to rice–wheat production systems in Asia. In: Paroda, R.S., Woodhead, T., Singh, R.B. (Eds.), Sustainability of Rice–Wheat Production Systems in Asia. RAPA Publication: 1994/11. Oxford/IBH Publishing Co., New Delhi, pp. 36–60.
Gill, 1982, Studies on the substitution of inorganic fertilizers with organic manure and their effect on soil fertility in rice–wheat rotation, Fert. Res., 3, 303, 10.1007/BF01048935
Gill, 1983, Studies on the utilization of phosphorus and causes for its differential response in rice–wheat rotation, Plant Soil, 74, 211, 10.1007/BF02143611
Giri, G.S., Acharya, G.P., Regmi, A.P., 1994. Results of a long-term rice–wheat soil fertility experiment in the Terai of Nepal. In: Saunders, D.A., Hettel, G.P. (Eds.), Wheat in Heat-stressed Environments: Irrigated, Dry Areas and Rice–Wheat Farming Systems. CIMMYT, Mexico DF, pp. 309–316.
Graham, 1999, Breeding for micronutrient density in edible portions of staple food crops: conventional approaches, Field Crops Res., 60, 57, 10.1016/S0378-4290(98)00133-6
Greenland, D.J., 1985. Physical aspects of soil management for rice-based cropping systems. In: Soil Physics and Rice. IRRI, Los Banos, Philippines, pp. 1–16.
Greenland, D.J., 1997. The Sustainability of Rice Farming. CAB International, Wallingford, UK, 273 pp.
Guerra, L.C., Bhuiyan, S.I., Tuong, T.P., Barker, R., 1998. Producing more rice with less water from irrigated systems. IRRI Discussion Paper No. 29. IRRI, Los Banos, Philippines, 33 pp.
Gupta, R.P., Kumar, S., Kar, S., Woodhead, T., 1989. Compaction technology for sandy loam soils in rice-based cropping systems. ICAR–IRRI Collaborative Project on Physical Aspects of Soil Management in Rice-based Cropping Systems. Division of Agricultural Physics, IARI, New Delhi, 9 pp.
Gyawali, B.K., Ghimire, M.N., Shrestha, K.P., 1997. Entomology studies in the Naldung rice–wheat area, 1992/1993–1996/1997. In: Hobbs, P.R., Rajbhandary, N.P. (Eds.), Proceedings of the Rice–Wheat Research End-of-Project Workshop. NARC/CIMMYT/RWC, Kathmandu, Nepal, pp. 39–44.
Harrington, 1990, The rice–wheat system in the Nepal Terai: issues in the identification and definition of sustainability problems, J. Farm. Syst. Res. Ext., 1, 1
Harrington, L.W., Hobbs, P.R., Cassaday, K.A. (Eds.), 1992. Methods of Measuring Sustainability through Farmer Monitoring: Application to the Rice–Wheat Cropping Pattern in South Asia. Proceedings of the Workshop. CIMMYT/IRRI/NARC, Kathmandu, Nepal, 111 pp.
Harris, 1999, On-farm seed priming in semi-arid agriculture: development and evaluation in maize, rice, and chickpea in India using participatory methods, Exp. Agric., 35, 15, 10.1017/S0014479799001027
Hauck, R.D., 1983. Agronomic and technological approaches to minimizing gaseous nitrogen losses from croplands. In: Freney, J.R., Simpson, J.R. (Eds.), Gaseous Loss of Nitrogen from Plant–Soil Systems. Martinus Nijhoff/Dr. W. Junk Publishers, The Hague, pp. 285–312.
Hegde, 1998, Effect of integrated nutrient supply on crop productivity and soil fertility in rice–wheat system in semi-arid and humid ecosystem, Ind. J. Agron., 43, 7
Hegde, 1998, Integrated nutrient management effect on rice–wheat system productivity in subhumid ecosystem, Ind. J. Agric. Sci., 68, 144
Herridge, D.F., Bergersen, F.J., 1988. Symbiotic nitrogen fixation. In: Wilson, J.R. (Ed.), Advances in Nitrogen Cycling in Agricultural Ecosystems. CAB International/The Cambrian News Ltd., Aberystwyth, pp. 46–65.
Hobbs, P., Morris, M., 1996. Meeting South Asia’s future food requirements from rice–wheat cropping systems: priority issues facing researchers in the post-green revolution era. NRG Paper No. 96-01. CIMMYT, Mexico DF, 46 pp.
Hobbs, P., Mann, C.E., Butler, L., 1987. A perspective on research needs for the rice–wheat rotation. In: Klatt, A. (Ed.), Wheat Production Constraints in Tropical Environments. UNDP/CIMMYT, Mexico DF, pp. 197–211.
Hobbs, P., Giri, G.S., Grace, P., 1997. Reduced and zero tillage options for the establishment of wheat after rice in South Asia. Rice–Wheat Consortium Paper Series 2. Rice–Wheat Consortium for the Indo-Gangetic Plains and CIMMYT, New Delhi, 18 pp.
Hobbs, P., Singh, Y., Giri, G.S., Lauren, J.G., Duxbury, J.M., 2001. Direct seeding and reduced tillage options in the rice–wheat systems of the Indo-Gangetic Plains of South Asia. In: Proceedings of the Workshop on Direct Seeding in Asian Rice Systems. IRRI, Los Banos, Philippines, in press.
Huke, R., Huke, E., 1992. Rice–Wheat Atlas of South Asia. IRRI, Los Banos, Philippines.
Huke, R., Huke, E., Woodhead, T., 1993a. Rice–Wheat Atlas of Nepal. IRRI/CIMMYT/NARC, Los Banos, Philippines.
Huke, R., Huke, E., Woodhead, T., Huang, J., 1993b. Rice–Wheat Atlas of China. IRRI/CIMMYT/CNRRI, Los Banos, Philippines.
Huke, E., Huke, R., Woodhead, T., 1993c. Rice–Wheat Atlas of Bangladesh. IRRI/CIMMYT/BARC, Los Banos, Philippines.
Humphreys, E., Muirhead, W.A., Fawcett, B.J., Townsend, J.T., Murray, E.A., Kirby, J.M., Ringrose-Voase, A.J., 1994a. Puddling to reduce deep percolation from rice in New South Wales: a review. In: Humphreys, E., Murray, E.A., Clampett, W.S., Lewin, L.G. (Eds.), Proceedings of the Conference. Temperate Rice-Achievements and Potential, Vol. 1. NSW Agriculture, Yanco, NSW, pp. 345–354.
Humphreys, 1994, The development of on-farm restrictions to minimise recharge from rice in New South Wales, Aust. J. Soil Water Conserv., 7, 11
Inoko, A., 1984. Compost as source of plant nutrients. In: Banta, S., Mendoza, C.V. (Eds.), Organic Matter and Rice. IRRI, Los Banos, Philippines, pp. 137–146.
Iyamuremye, 1996, Organic amendments and P sorption by soils, Adv. Agron., 56, 139, 10.1016/S0065-2113(08)60181-9
Jha, 1974, Uptake of nitrogen by ‘Sabarmati’ and ‘Jamuna’ rice varieties as influenced by moisture regimes and nutrient sprays, Ind. J. Agron., 19, 250
Jiaguo, Z., 2000. Rice–wheat cropping system in China. In: Hobbs, P.R., Gupta, R.K. (Eds.), Soil and Crop Management Practices for Enhanced Productivity of the Rice–Wheat Cropping System in the Sichuan Province of China. Rice–Wheat Consortium Paper Series 9. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, pp. 1–10.
Johansen, C., Duxbury, J.M., Virmani, S.M., Gowda, C.L.L., Pande, S., Joshi, P.K. (Eds.), 2000. Legumes in Rice and Wheat Cropping Systems of the Indo-Gangetic Plains: Constraints and Opportunities. ICRISAT, Hyderabad, India and Cornell University, Ithaca, NY, 230 pp.
Juliano, B.O., Bechtel, D.B., 1985. The rice grain and its gross components. In: Juliano, B.O. (Ed.), Rice Chemistry and Technology, 2nd Edition. American Association of Cereal Chemists, St. Paul, MN, 774 pp.
Kadrekar, 1973, Release of soil potassium on wetting and drying, J. Ind. Soc. Soil Sci., 21, 161
Katan, J., DeVay, J.E. (Eds.), 1991. Soil Solarization. CRC Press, Boca Raton, FL, 267 pp.
Khan, D.F., 2000. Reconciling legume effects on soil N and N of subsequent wheat with reference to the role of the nodulated root. Ph.D. Thesis. ILFR, University of Melbourne, Melbourne, 135 pp.
Khepar, 1992, Water resources development and management problems and strategies for irrigated agriculture in Punjab, Water Resour. Day, 1, 11
Kirchhof, G., So, H.B. (Eds.), 1996. Management of Clay Soils for Rainfed Lowland Rice-based Cropping Systems. Proceedings of the ACIAR International Workshop. ACIAR, Canberra, Australia, 259 pp.
Kirk, G.J.D., Yu, T.R., Choudhury, F.A., 1990. Phosphorus chemistry in relation to water regime. In: Phosphorus Requirements for Sustainable Agriculture in Asia and Oceania. IRRI, Los Banos, Philippines, pp. 211–223.
Kirk, 1998, Opportunities to improve phosphorus efficiency and soil fertility in rainfed lowland and upland rice ecosystems, Field Crops Res., 56, 73, 10.1016/S0378-4290(97)00141-X
Klatt, A.R. (Ed.), 1988. Wheat Production Constraints in Tropical Environments. CIMMYT, Mexico DF, 408 pp.
Kropff, M.J., Williams, R.L., Horie, T., Angus, J.F., Singh, U., Centeno, H.G., Cassman, K.G., 1994. Predicting yield potential of rice in different environments. In: Humphreys, E., Murray, E.A., Clampett, W.S., Lewin, L.G. (Eds.), Proceedings of the Conference. Temperate Rice-Achievements and Potential, Vol. 2. NSW Agriculture, Yanco, NSW, pp. 657–663.
Kumar, 1995, Use of organic manure and fertilizers in rice–wheat cropping systems for sustainability, Ind. J. Agric. Sci., 65, 703
Kundu, 1996, Tillage depth influence on soil nitrogen distribution and availability in a rice lowland, Soil Sci. Soc. Am. J., 60, 1153, 10.2136/sssaj1996.03615995006000040028x
Ladha, 1986, Plant associative N2 fixation (C2H2 reduction) by five rice varieties, and relationship with plant growth characters as affected by straw incorporation, Soil Sci. Plant Nutr., 32, 91, 10.1080/00380768.1986.10557484
Ladha, J.K., Watanabe, I., Saono, S., 1988. Nitrogen fixation by leguminous green manure and practices for its enhancement in tropical lowland rice. In: Sustainable Agriculture — Green Manure in Rice Farming. IRRI, Manila, Philippines, pp. 165–183.
Ladha, J.K., Fischer, K.S., Hossain, M., Hobbs, P.R., Hardy, B. (Eds.), 2000. Improving the productivity and sustainability of rice–wheat systems of the Indo-Gangetic Plains: a synthesis of NARS–IRRI partnership research. IRRI Discussion Paper Series No. 40. IRRI, Los Banos, Philippines, 31 pp.
Lauren, J.G., Duxbury, J.M., Beri, V., Razzaque II, M.A., Sattar, M.A., Pandey, S.P., Bhattarai, S., Mann, R.A., Ladha, J.K., 1998. Direct and residual effects from forage and green manure legumes in rice-based cropping systems. In: Rao, J.V.D., Kumar, Johansen, C., Rego, T.J. (Eds.), Residual Effects of Legumes in Rice and Wheat Cropping Systems of the Indo-Gangetic Plains. Oxford/IBH Publishing, New Delhi, pp. 55–81.
Lefroy, 1994, Release of sulfur from rice residue under flooded and nonflooded soil conditions, Aust. J. Agric. Res., 45, 657, 10.1071/AR9940657
Lianzheng, W., Yixian, G., 1994. Rice–Wheat systems and their development in China. In: Paroda, R.S., Woodhead, T., Singh, R.B. (Eds.), Sustainability of Rice–wheat Production Systems in Asia. FAO, Bangkok, pp. 160–171.
Loomis, R.S., Connor, D.J., 1992. Crop Ecology: Productivity and Management in Agricultural Systems. Cambridge University Press, Cambridge, 538 pp.
Luo, 1993, Effect of nitrogen (NH4NO3) supply on absorption of ammonium and nitrate by conventional hybrid rice during reproductive growth, Plant Soil, 155/156, 395, 10.1007/BF00025066
Lynam, 1989, Sense and sensibility: sustainability as an objective in international agricultural research, Agric. Econ., 3, 381, 10.1016/0169-5150(89)90010-8
Mahapatra, 1995, Effect of summer legumes on growth and yield of lowland rice and its residual effect on succeeding wheat in rice–wheat system, Ind. J. Agric. Sci., 65, 557
Mahapatra, 1991, Integrated management of straw and urea nitrogen in lowland rice under a rice–wheat rotation, J. Agric. Sci. Camb., 116, 217, 10.1017/S0021859600077601
Malik, R.K., Gill, G., Hobbs, P.R., 1998. Herbicide resistance — a major issue for sustaining wheat productivity in rice–wheat cropping systems in the Indo-Gangetic Plains. Rice–Wheat Consortium Paper Series 3. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, 36 pp.
Marr, 1995, Relations between minerals in Australian brown rice, J. Sci. Food Agric., 68, 285, 10.1002/jsfa.2740680305
Maskina, 1988, Fertilizer requirement of rice–wheat and maize–wheat rotations on coarse-textured soils amended with farmyard manure, Fert. Res., 17, 153, 10.1007/BF01050276
Maynard, M., 1991. Permanent beds — their potential role in soil management for the future. Large Area. Farmers’ Newsletter No. 137. Irrigation Research and Extension Committee, CSIRO Centre for Irrigation Research, Griffith, NSW, pp. 14–18.
Meelu, 1979, Influence of paddy and corn in different rotations on wheat yield, nutrient removal, and soil properties, Plant Soil, 51, 51, 10.1007/BF02205926
Midmore, 1984, Wheat in tropical environments. II. Crop growth and grain yield, Field Crops Res., 8, 207, 10.1016/0378-4290(84)90064-9
Mitchell, P.L., Sheehy, J.E., Woodward, F.I., 1998. Potential yields and the efficiency of radiation use in rice. IRRI Discussion Paper Series No. 32. IRRI, Los Banos, Philippines, 62 pp.
Morris, M.L., Chowdhury, N., Meisner, C., 1997. Wheat Production in Bangladesh: Technological, Economic, and Policy Issues. IFPRI, Washington, DC, 95 pp.
Nagarajah, 1989, Effect of sesbania, azolla, and rice straw incorporation on the kinetics of NH4, K, Mn, Fe, Zn and P in some flooded soils, Plant Soil, 116, 37, 10.1007/BF02327255
Nagarajan, 1989, Plant protection problems in rice–wheat rotation system — a perspective, Oryza, 26, 329
Nambiar, K.K.M., 1994. Soil Fertility and Crop Productivity under Long-term Fertilizer Use. ICAR, New Delhi, 150 pp.
Nambiar, K.K.M., 1995. Major cropping systems in India. In: Barnett, V., Payne, R., Steiner, R. (Eds.), Agricultural Sustainability: Economic, Environmental, and Statistical Considerations. Wiley, London, pp. 133–170.
Nand Ram, 2000. Long-term effects of fertilizers on rice–wheat–cowpea productivity and soil properties in mollisols. In: Abrol, I.P., Bronson, K.F., Duxbury, J.M., Gupta, R.K. (Eds.), Long-term Soil Fertility Experiments in Rice–Wheat Cropping Systems. Rice–Wheat Consortium Paper Series 6. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, pp. 50–55.
Narang, R.S., Gill, M.S., 1994. Water management constraints in rice–wheat rotations in India. In: Saunders, D.A., Hettel, G.P. (Eds.), Wheat in Heat-stressed Environments: Irrigated, Dry Areas and Rice–Wheat Farming Systems. CIMMYT, Mexico DF, pp. 328–338.
Nayar, V.K., Chhibba, I.M., 2000. Effect of green manuring on micronutrient availability in rice–wheat cropping systems of northwest India. In: Abrol, I.P., Bronson, K.F., Duxbury, J.M., Gupta, R.K. (Eds.), Long-term Soil Fertility Experiments in Rice–Wheat Cropping Systems. Rice–Wheat Consortium Paper Series 6. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, pp. 68–72.
Neue, 1987, Decomposition pattern of 14C-labeled rice straw in aerobic and submerged rice soils of the Philippines, Sci. Total Environ., 62, 431, 10.1016/0048-9697(87)90533-X
Neue, 1998, Strategies for dealing with micronutrient disorders and salinity in lowland rice systems, Field Crops Res., 56, 139, 10.1016/S0378-4290(97)00125-1
Ockerby, S.E., Fukai, S., 2001. The management of rice grown on raised beds with continuous furrow irrigation. Field Crops Res., in press.
Olk, D.C., Cassman, K.G., 1995. Characterization of two chemically extracted humic acid fractions in relation to nutrient availability. ACIAR Proceedings No. 56. ACIAR, Canberra, Australia, pp. 131–134.
Olk, 1995, Kinetics of potassium fixation in vermiculitic soils under different moisture regimes, Soil Sci. Soc. Am. J., 59, 423, 10.2136/sssaj1995.03615995005900020022x
Ortiz-Monasterio, 1994, Date of sowing effects on grain yield and yield components of irrigated spring wheat cultivars and relationship with radiation and temperature in Ludhiana, India, Field Crops Res., 37, 169, 10.1016/0378-4290(94)90096-5
Oussible, 1992, Subsurface compaction reduces the root and shoot growth and grain yield of wheat, Agron. J., 84, 34, 10.2134/agronj1992.00021962008400010008x
Pagiola, S., 1995. Environmental and natural resource degradation in intensive agriculture in Bangladesh. Environmental Economics Series Paper No. 15. The World Bank, Washington, DC, 32 pp.
Painuli, 1988, Effective use of energy and water in rice–soil puddling, Soil Till. Res., 12, 149, 10.1016/0167-1987(88)90038-4
Pandey, S., Velasco, L., 1999. Economics of direct seeding in Asia: patterns of adoption and research priorities. International Rice Research Notes No. 24.2/1999. IRRI, Los Banos, Philippines, pp. 6–11.
Paroda, R.S., Woodhead, T., Singh, R.B. (Eds.), 1994. Sustainability of Rice–Wheat Production Systems in Asia, Vol. 11. FAO, Bangkok, 209 pp.
Pasricha, N.S., 1998. Sulphur and potassium inputs through irrigation water in Indo-Gangetic alluvial soils under rice–wheat cropping systems. In: Proceedings of the 16th World Congress Soil Sciences. ISSS/CIRAD, Montpellier, France.
Patrick Jr., W.H., 1982. Nitrogen transformation in submerged soils. In: Stevenson, F.J. (Ed.), Nitrogen in Agricultural Soils. ASA Monograph No. 22. ASA–CSSA–SSSA, Madison, WI, pp. 449–466.
Patrick, 1968, Transformation and availability to rice of nitrogen and phosphorus in waterlogged soils, Adv. Agron., 20, 323, 10.1016/S0065-2113(08)60860-3
Peng, 1998, Upper thresholds of nitrogen uptake rates and associated N fertilizer efficiencies in irrigated rice, Agron. J., 90, 178, 10.2134/agronj1998.00021962009000020010x
Peng, 1996, Increased N-use efficiency using a chlorophyll meter on high-yielding irrigated rice, Field Crops Res., 47, 243, 10.1016/0378-4290(96)00018-4
Peng, 1999, Yield potential trends of tropical rice since the release of IR8 and the challenge of increasing rice yield potential, Crop Sci., 39, 1552, 10.2135/cropsci1999.3961552x
Peoples, 1992, Biological nitrogen fixation: investments, expectations and actual contributions to agriculture, Plant Soil, 141, 13, 10.1007/BF00011308
Peoples, 1990, Nitrogen fixation by legumes in tropical and subtropical agriculture, Adv. Agron., 44, 154
Pingali, P.L. (Ed.), 1999a. Sustaining rice–wheat production systems: socio-economic and policy issues. Rice–Wheat Consortium Paper Series 5. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, 99 pp.
Pingali, P.L. (Ed.), 1999b. CIMMYT 1998–1999: world wheat facts and trends. Global Research in a Changing World: Challenges and Achievements. CIMMYT, Mexico DF, 46 pp.
Pokhrel, R.R., Khan, S., Hobbs, P.R., 1997. Plant parasitic nematodes associated with the rice–wheat ecosystems of Nepal. In: Hobbs, P.R., Rajbhandary, N.P. (Eds.), Proceedings of the Rice–Wheat Research End-of-Project Workshop. NARC/CIMMYT/RWC, Kathmandu, Nepal, pp. 81–86.
Ponnamperuma, 1972, The chemistry of submerged soils, Adv. Agron., 24, 29, 10.1016/S0065-2113(08)60633-1
Ponnamperuma, F.N., 1984. Straw as a source of nutrients for wetland rice. In: Banta, S., Mendoza, C.V. (Eds.), Organic Matter and Rice. IRRI, Los Banos, Philippines, pp. 117–136.
Ponnamperuma, F.N., 1985. Chemical kinetics of wetland rice soils relative to soil fertility. In: Wetland Soils: Characterization, Classification, and Utilization. IRRI, Los Banos, Philippines, pp. 71–90.
Powell, 1992, Fertilizer factories, ILEIA Newsl., 8, 13
Powell, J.M., Unger, P.W., 1997. Alternatives to crop residues for soil amendment. In: Renard, C. (Ed.), Crop Residues in Sustainable Mixed Crop/Livestock Farming Systems. ICRISAT, Hyderabad, India, 384 pp.
Prasad, 1983, Removals of nitrogen, phosphorus and potassium by rice–wheat double cropping system as affected by duration of rice variety, methods of planting rice and levels and sources of nitrogen, Plant Soil, 70, 287, 10.1007/BF02374787
Prasad, B., Sinha, S.K., 2000. Long-term effects of fertilizers and organic manures on crop yields, nutrient balance, and soil properties in rice–wheat cropping system in Bihar, India. In: Abrol, I.P., Bronson K.F., Duxbury J.M., Gupta, R.K. (Eds.), Long-term Soil Fertility Experiments in Rice–Wheat Cropping Systems. Rice–Wheat Consortium Paper Series 6. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, pp. 105–119.
Prasad, 1999, Effect of crop residue management in a rice–wheat cropping system on growth and yield of crops and on soil fertility, Exp. Agric., 35, 427, 10.1017/S001447979935403X
Prihar, S.S., Ghildyal, B.P., Painuli, D.K., Sur, H.S., 1985. Physical properties of mineral soils affecting rice-based cropping systems. In: Soil Physics and Rice. IRRI, Los Banos, Philippines, pp. 57–70.
Raison, 1979, Modification of the soil environment by vegetation fires, with particular reference to nitrogen transformation: a review, Plant Soil, 51, 73, 10.1007/BF02205929
Rajaram, S., 1988. Breeding and testing strategies to develop wheat for rice–wheat rotation areas. In: Klatt, A.R. (Ed.), Wheat Production Constraints in Tropical Environments. CIMMYT, Mexico DF, pp. 187–196.
Ranjit, J.D., 1997. Weeds and weed management in the rice–wheat system. In: Hobbs, P.R., Rajbhandary, N.P. (Eds.), Proceedings of the Rice–Wheat Research End-of-Project Workshop. NARC/CIMMYT/RWC, Kathmandu, Nepal, pp. 13–22.
Rao, 1984, Influence of rotation crops in rice soils on the dynamics of plant parasitic nematode populations, Biol. Agric. Hort., 2, 69, 10.1080/01448765.1984.9754415
Rasmussen, 1991, Long-term impacts of tillage fertilizer and crop residues on soil organic matter in temperate semi-arid regions, Adv. Agron., 45, 93, 10.1016/S0065-2113(08)60039-5
Rawson, H.M., 1988. Effects of high temperatures on the development and yield of wheat and practices to reduce deleterious effects. In: Klatt, A.R. (Ed.), Wheat Production Constraints in Tropical Environments. CIMMYT, Mexico DF, pp. 44–62.
Reddy, 1989, Declining groundwater levels in India, Water Resour. Dev., 5, 183, 10.1080/07900628908722432
Regmi, A.P., 1994. Long-term effects of organic amendment and mineral fertilizers on soil fertility in a rice–wheat cropping system in Nepal. M.Sc. Thesis. University of the Philippines, Los Banos, Philippines. 188 pp.
Regmi, A.P., 1997a. Effects of long-term application of mineral fertilizers and manure on rice–rice–wheat system. In: Hobbs, P.R., Rajbhandary, N.P. (Eds.), Proceedings of the Rice–Wheat Research End-of-Project Workshop. NARC/CIMMYT/RWC, Kathmandu, Nepal, pp. 51–56.
Regmi, A.P., 1997b. Long-term soil fertility experiment in rice–wheat system, Nepal. In: Hobbs, P.R., Rajbhandary, N.P. (Eds.), Proceedings of the Rice–Wheat Research End-of-Project Workshop. NARC/CIMMYT/RWC, Kathmandu, Nepal, pp. 63–65.
Rekhi, R.S., Benbi, D.K., Singh, B., 2000. Effect of fertilizers and organic manures on crop yields and soil properties in rice–wheat cropping system. In: Abrol, I.P., Bronson, K.F., Duxbury, J.M., Gupta, R.K. (Eds.), Long-term Soil Fertility Experiments in Rice–Wheat Cropping Systems. Rice–Wheat Consortium Paper Series 6. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, pp. 1–6.
Reuter, D.J., Robinson, J.B., Dutkiewicz, C., 1997. Plant Analysis — An Interpretation Manual. CSIRO, Melbourne, Australia, 572 pp.
Reynolds, M.P., Rajaram, S., McNab, A. (Eds.), 1996. Increasing yield potential in wheat: breaking the barriers. In: Proceedings of the Workshop, Sonora, Mexico. CIMMYT, Mexico DF, 238 pp.
Rupela, O.P., Johansen, C., Herridge, D.F. (Eds.), 1997. Extending nitrogen fixation research to farmers’ fields. In: Proceedings of the Workshop on Managing Legume Nitrogen Fixation in the Cropping Systems of Asia. ICRISAT, Hyderabad, India, 416 pp.
Sah, 1989, Phosphorus behaviour in flooded-drained soils. I. Effects on phosphorus sorption, Soil Sci. Soc. Am. J., 53, 1718, 10.2136/sssaj1989.03615995005300060018x
Sah, 1989, Phosphorus behaviour in flooded-drained soils. II. Iron transformation and phosphorus sorption, Soil Sci. Soc. Am. J., 53, 1723, 10.2136/sssaj1989.03615995005300060019x
Sah, 1989, Phosphorus behaviour in flooded-drained soils. III. Phosphorus desorption and availability, Soil Sci. Soc. Am. J., 53, 1729, 10.2136/sssaj1989.03615995005300060020x
Saini, 1982, Sterility in wheat induced by water deficits or high temperature: possible mediation of abscisic acid, Aust. J. Plant Physiol., 9, 529, 10.1071/PP9820529
Sakal, R., 2000. Long-term effects of nitrogen, phosphorus, and zinc management on crop yields and micronutrient availability in rice–wheat cropping system on calcareous soils. In: Abrol, I.P., Bronson, K.F., Duxbury, J.M., Gupta, R.K. (Eds.), Long-term Soil Fertility Experiments in Rice–Wheat Cropping Systems. Rice–Wheat Consortium Paper Series 6. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, pp. 73–82.
Sakhuja, P.K., Singh, I., Kaur, D.J., Randhawa, N., 1998. Nematode pests in rice–wheat–legume cropping systems in Punjab State of India. In: Sharma, S.B., Johansen, C., Midha, S.K. (Eds.), Nematode Pests in Rice–Wheat–Legume Cropping Systems. Proceedings of the Regional Training Course. Rice–Wheat Consortium Paper Series 4. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, pp. 67–68.
Sanyal, 1991, Chemistry of P transformation in soil, Adv. Soil Sci., 16, 2
Saunders, D.A., Hettel, G.P. (Eds.), 1994. Wheat in Heat-stressed Environments: Irrigated, Dry Areas and Rice–Wheat farming Systems. CIMMYT, Mexico DF, 402 pp.
Savary, S., Willocquet, L., 1999. Characterization, impact, and dynamics of rice pests in tropical Asia and prioritization of rice research in plant production. Report of Activities: 1991–1999. IRD/IRRI, Los Banos, Philippines, 51 pp.
Savary, 1997, A characterization of rice pests and quantification of yield losses in the rice–wheat system of India, Crop Protection, 16, 387, 10.1016/S0261-2194(96)00108-1
Saxena, 1998, Effect of summer greengram on rice–wheat system, Ind. J. Agric. Sci., 68, 583
Sharma, 1998, Effect of rice residue management in wheat yield and soil properties in rice–wheat cropping system, Ind. J. Agric. Sci., 68, 695
Sharma, 1986, Physical properties and processes of puddled rice soils, Adv. Soil Sci., 5, 139, 10.1007/978-1-4613-8660-5_3
Sharma, 1999, Effects of sesbania green manuring and mungbean residue incorporation of productivity and nitrogen uptake of a rice–wheat cropping system, Bioresour. Technol., 67, 171, 10.1016/S0960-8524(98)00101-1
Sharma, S.B., Johansen, C., Midha, S.K. (Eds.), 1998. Nematode pests in rice–wheat–legume cropping systems. In: Proceedings of the Regional Training Course. Rice–Wheat Consortium Paper Series 4. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, 105 pp.
Sheldon, 1979, Understanding rice stubble disorder, Rural Res., 105, 21
Sidhu, 1989, Effect of crop residue management on the yields of different crops and soil properties, Biol. Wastes, 27, 15, 10.1016/0269-7483(89)90027-X
Simpson, 1970, The effects of fluctuation in soil moisture content on the availability of recently applied phosphate, Aust. J. Soil Res., 8, 209, 10.1071/SR9700209
Singh, Y., 1995. Rice–wheat cropping systems: NARP basic research sub-project. Progress Report 1994–1995. Pantnagar University, Pantnagar, India.
Singh, B., Abrol, I.P., 1996. Problems and management of rice–wheat rotation. In: Kirchoff, G., So, H.B. (Eds.), Management of Clay Soils for Rainfed Lowland Rice-based Cropping Systems. ACIAR Proceedings No. 70. ACIAR, Canberra, Australia, 259 pp.
Singh, 1976, Phosphorus sorption and desorption characteristics of soil as affected by organic residues, Soil Sci. Soc. Am. J., 40, 389, 10.2136/sssaj1976.03615995004000030025x
Singh, R.B., Paroda, R.S., 1994. Sustainability and productivity of rice–wheat systems in the Asia–Pacific region: research and technology development needs. In: Paroda, R.S., Woodhead, T., Singh, R.B. (Eds.), Sustainability of Rice–Wheat Production Systems in Asia. FAO, Bangkok, pp. 1–35.
Singh, B., Ram, P., 1976. Effect of alternate wetting and drying on the release of potassium in soils growing rice. In: Potassium in Soils, Crops, and Fertilizers. Bulletin No. 10. Indian Society of Soil Science, New Delhi, pp. 129–132.
Singh, K.N., Swarup, A., 2000. Effect of long-term rice–wheat cropping sequence on yield and soil properties in reclaimed sodic soils. In: Abrol, I.P., Bronson K.F., Duxbury J.M., Gupta, R.K. (Eds.), Long-term Soil Fertility Experiments in Rice–Wheat Cropping Systems. Rice–Wheat Consortium Paper Series 6. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, pp. 40–49.
Singh, U., Timsina, J., 1994. Rice–wheat systems: problems, constraints and modeling issues. In: Lansigan, F.P., Bouman, B.A.M., van Laar, H.H. (Eds.), Proceedings of the SARP Applications Workshop: Agro-ecological Zonation and Characterization and Crop Rotation Optimization. IRRI, Los Banos, Philippines, pp. 47–57.
Singh, 1986, Effect of sulphur and zinc on yield and utilization of nutrients by wheat, Ind. J. Plant Physiol., 29, 219
Singh, 1988, Effect of organic manures, crop residues and green manure (Sesbania aculeata) on N and P transformations in a sandy loam at field capacity and under waterlogged condition, Biol. Fert. Soils, 6, 183, 10.1007/BF00257672
Singh, 1989, Effect of changing cropping pattern and soil fertility levels on crop yields and micronutrients status of soil after five cycles of crop rotation, Ann. Agric. Res., 10, 361
Singh, 1991, Efficient management of leguminous green manures in wetland rice, Adv. Agron., 45, 135, 10.1016/S0065-2113(08)60040-1
Singh, 1992, Nutrient transformation in soils amended with green manures, Adv. Soil Sci., 20, 237, 10.1007/978-1-4612-2930-8_5
Singh, 1997, The value of poultry manure for wetland rice grown in rotation with wheat, Nutr. Cyc. Agroecosyst., 47, 243, 10.1007/BF01986279
Singh, 1999, Use of chlorophyll meter in nitrogen management of subtropical wheat following rice, Int. Rice Res. Notes, 22, 12
Singh, Y., Singh, S., Meelu, O.P., Khind, C.S., 2000a. Long-term effects of organic manuring and crop residues on the productivity and sustainability of rice–wheat cropping system in northwest India. In: Abrol, I.P., Bronson K.F., Duxbury, J.M., Gupta, R.K. (Eds.), Long-term Soil Fertility Experiments in Rice–Wheat Cropping Systems. Rice–Wheat Consortium Paper Series 6. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, pp. 149–162.
Singh, 2000, Optimal phosphorus management strategies for wheat–rice cropping on a loamy sand, Soil Sci. Soc. Am. J., 64, 1413, 10.2136/sssaj2000.6441413x
Sofield, 1977, Nitrogen, phosphorus, and water contents during grain development and maturation in wheat, Aust. J. Plant Physiol., 4, 799, 10.1071/PP9770799
Stanhill, 1990, The comparative productivity of organic agriculture, Agric. Ecosyst. Environ., 30, 1, 10.1016/0167-8809(90)90179-H
Sur, 1981, Effect of rice–wheat rotations on water transmission and wheat root development in sandy loam soil of Punjab, India, Soil Till. Res., 1, 361, 10.1016/0167-1987(80)90038-0
Swarup, 1989, Effect of 12 years rice–wheat cropping sequence and fertilizer use on soil properties and crop yields in sodic soils, Field Crops Res., 21, 277, 10.1016/0378-4290(89)90009-9
Thornton, P.K., Wilkens, P.W., Hoogenboom, G., Jones, J.W., 1994. Sequence analysis user guide. In: Tsuji, G.Y., Uehara, G., Balas, S. (Eds.), DSSAT 3.0. University of Hawaii, Honolulu, HI, pp. 67–136.
Timsina, J., Singh, S.B., Timsina, D., 1991. Integration of crop, animal, and tree in rice-based farming systems of hills and Terai of Nepal: some successful cases. In: Proceedings of the Third International Workshop on Crop–Animal Systems Research. IRRI, Los Banos, Philippines, pp. 234–255.
Timsina, J., Bouman, B.A.M., Penning de Vries, F.W.T., van Kraalingen, D.W.G., Wan Harun, W.S., 1994. Modeling tropical rice–wheat systems. In: Lansigan, F.P., Bouman, B.A.M., van Laar, H.H. (Eds.), Proceedings of the SARP Applications Workshop: Agro-ecological Zonation and Characterization and Crop Rotation Optimization. IRRI, Los Banos, Philippines, pp. 58–70.
Timsina, J., Singh, U., Singh, Y., Lansigan, F.P., 1995. Addressing sustainability of rice–wheat systems: testing and application of CERES and SUCROS models. In: Fragile Lives in Fragile Ecosystems. Proceedings of the International Rice Research Conference. IRRI, Los Banos, Philippines, pp. 633–656.
Timsina, J., Singh, U., Singh, Y., 1996. Addressing sustainability of rice–wheat systems: analysis of long-term experimentation and simulation. In: Kropff, M.J., Teng, P.S., Aggarwal, P.K., Bouma, J., Bouman, B.A.M., Jones, J.W., van Laar, H.H. (Eds.), Applications of Systems Approaches at the Field Level, Vol. 2. Kluwer Academic Publishers, Dordrecht, pp. 383–398.
Timsina, 1998, Cultivar, nitrogen, and moisture effects on a rice–wheat sequence: experimentation and simulation, Agron. J., 90, 119, 10.2134/agronj1998.00021962009000020001x
Timsina, J., Godwin, D., Connor, D.J., 2000. Water management of mungbean within rice–wheat systems of Bangladesh: a simulation study. In: Proceedings of the Third International Symposium on Systems Approaches for Agricultural Development (CD-ROM Computer File). International Potato Center (CIP), Lima, Peru.
Tiwana, 1999, Nutrient management for yield maximization of rice–wheat cropping system, Ind. J. Agron., 44, 1
Tiwari, 1985, Changes in potassium status of alluvial soils under intensive cropping, Fert. News, 30, 17
Tiwari, 1998, Maximizing yield of a rice–wheat sequence in recently reclaimed saline–sodic soils, Better Crops Int., 12, 9
Tripathi, 1997, Nitrogen dynamics and balance in intensified rainfed lowland rice-based cropping systems, Soil Sci. Soc. Am. J., 61, 812, 10.2136/sssaj1997.03615995006100030014x
Tuong, 1994, Mechanisms and control of percolation losses in irrigated puddled rice fields, Soil Sci. Soc. Am. J., 58, 1794, 10.2136/sssaj1994.03615995005800060031x
Tuong, 1996, Quantifying flow processes during land soaking of cracked rice soils, Soil Sci. Soc. Am. J., 60, 872, 10.2136/sssaj1996.03615995006000030028x
Turner, 1991, Chlorophyll meter to predict nitrogen top dress requirements for semidwarf rice, Agron. J., 83, 926, 10.2134/agronj1991.00021962008300050029x
van der Lely, A., 1994. Management of environmental impacts on rice growing in southeast Australia. In: Proceedings of the Temperate Rice Conference, Yanco, 1994. NSW Agriculture, Griffith, NSW, pp. 297–304.
van Kessel, 2000, Agricultural management of grain legumes: has it led to an increase in nitrogen fixation?, Field Crops Res., 65, 165, 10.1016/S0378-4290(99)00085-4
van Laar, H.H., Goudriaan, J., van Keulen, H., 1992. Simulation of crop growth for potential and water-limited production situation (as applied to spring wheat). Simulation Report 27. CABO-DLO, Wageningen, the Netherlands.
Verma, 1992, Impact of rice straw management practices on yield, nitrogen uptake, and soil properties in a wheat–rice rotation in northern India, Fert. Res., 33, 97, 10.1007/BF01051164
Verma, T.S., Sharma, P.K., 2000. Effects of organic residue management on productivity of the rice–wheat cropping system. In: Abrol, I.P., Bronson K.F., Duxbury J.M., Gupta, R.K. (Eds.), Long-term Soil Fertility Experiments in Rice–Wheat Cropping Systems. Rice–Wheat Consortium Paper Series 6. Rice–Wheat Consortium for the Indo-Gangetic Plains, New Delhi, pp. 163–171.
Welch, R.M., Graham, R.D. (Eds.), 1999. Sustainable field crop systems for enhancing human health: agricultural approaches to balanced micronutrient nutrition. Field Crops Res. 60, 188.
Wheat Research Centre (WRC), 1996. Crop Management Research Report 1996–1997. WRC, Nashipur, Bangladesh, 16 pp.
Whitton, B.A., Karim, N.H., Rother, J.A., 1988. Nutrients and nitrogen in deep water ricefields in Bangladesh. In: Proceedings of the International Deepwater Rice Workshop, Bangkok, Thailand. IRRI, Los Banos, Philippines.
Widajaja-Adhi, 1988, Physical and chemical characteristics of peat soils of Indonesia, Indones. Agric. Res. Dev. J., 10, 59
Willet, 1979, The effects of flooding for rice culture on soil chemical properties and subsequent maize growth, Plant Soil, 52, 373, 10.1007/BF02185580
Willet, I.R., 1983. Oxidation–reduction reactions. In: Soils: An Australian Viewpoint. CSIRO, Melbourne and Academic Press, London, pp. 417–426.
Willet, 1978, Phosphate sorption by reduced and reoxidised rice soils, Aust. J. Soil Res., 16, 319, 10.1071/SR9780319
Witt, 1999, Internal nutrient-use efficiency of irrigated lowland rice in tropical and subtropical Asia, Field Crops Res., 63, 113, 10.1016/S0378-4290(99)00031-3
Woodhead, T., Huke, R., Huke, E., 1993. Rice–Wheat Atlas of Pakistan. IRRI/CIMMYT/PARC, Los Banos, Philippines.
Woodhead, T., Huke, R., Huke, E., 1994a. Areas, locations, and ongoing collaborative research for the rice–wheat system of Asia. In: Paroda, R.S., Woodhead, T., Singh, R.B. (Eds.), Sustainability of Rice–Wheat Production Systems in Asia. FAO, Bangkok, pp. 68–96.
Woodhead, T., Huke, R., Huke, E., Balababa, A., 1994b. Rice–Wheat Atlas of India. IRRI/CIMMYT/ICAR, Los Banos, Philippines.
Wopereis, M.C.S., 1993. Quantifying the impact of soil and climate variability on rainfed rice production. Ph.D. Dissertation. Wageningen Agricultural University, Wageningen, the Netherlands, 188 pp.
Yadav, 1998, Factor productivity trends in a rice–wheat cropping system under long-term use of chemical fertilizers, Exp. Agric., 34, 1, 10.1017/S0014479798001070
Yadav, R.L., Gangwar, K.S., Prasad, K., 1998a. Dynamics of rice–wheat cropping systems in India. Technical Bulletin. Project Directorate for Cropping Systems Research, Modipuram, India, 90 pp.
Yadav, R.L., Prasad, K., Gangwar, K.S., 1998b. Analysis of eco-regional production constraints in rice–wheat cropping system. PDCSR Bulletin No. 98-2. Project Directorate for Cropping Systems Research, Modipuram, India, 68 pp.
Yadav, 1998, Long-term effects of inorganic fertilizer inputs on crop productivity in a rice–wheat cropping system, Nutr. Cyc. Agroecosyst., 51, 193, 10.1023/A:1009744719420
Yadav, 2000, Rice–wheat cropping systems: assessment of sustainability under green manuring and chemical fertilizer inputs, Field Crops Res., 65, 15, 10.1016/S0378-4290(99)00066-0
Yang, 1999, Characteristics of nitrogen nutrition in hybrid rice, Int. Rice Res. Notes, 24, 5
Yoneyama, 1977, Decomposition of rice residue in tropical soils. I. Nitrogen uptake by rice plants from straw incorporated, fertilizer (ammonium sulfate) and soil, Soil Sci. Plant Nutr., 23, 33, 10.1080/00380768.1977.10433019
Yoshida, S., 1981. Fundamentals of Rice Crop Science. IRRI, Los Banos, Philippines, 269 pp.
Youngdahl, 1986, New developments in nitrogen fertilizers for rice, Fert. Res., 9, 149, 10.1007/BF01048700
Zhu, Z.L., Liu, C.Q., Jiang, B.F., 1984. Mineralization of organic nitrogen, phosphorus, and sulfur in some paddy soils of China. In: Organic Matter and Rice. IRRI, Los Banos, Philippines, pp. 259–272.