Fire effects on belowground sustainability: a review and synthesis

Forest Ecology and Management - Tập 122 Số 1-2 - Trang 51-71 - 1999
Daniel G. Neary1, Carole Coe Klopatek2, Leonard F. DeBano3, Peter F. Ffolliott3
1USDA Forest Service, Rocky Mountain Research Station, Flagstaff, AZ 86001, USA
2USDA Forest Service, Department of Microbiology, Arizona State University, Tempe AZ 85287, USA
3School of Renewable Natural Resources, University of Arizona, Tucson, AZ 85721, USA

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Aber, 1982, Nitrogen immobilization in decaying hardwood leaf litter as a function of initial nitrogen and lignin content, Can. J. Bot., 60, 2263, 10.1139/b82-277

Agee, J.K., 1973. Prescribed fire effects on physical and hydrologic properties of mixed-conifer forest floor and soil. Report 143, Univ. California Resources Center, Davis, CA

Allen, 1988, Re-establishment of VA mycorrhizae following severe disturbance: comparative patch dynamics of a shrub desert and a subalpine volcano, Proc. Roy. Soc. Edinburgh, 94B, 63

Allen, M.F., 1991. The Ecology of Mycorrhizae. Cambridge Univ. Press, Cambridge. pp. 189

Allen, 1988, Facilitation of succession by the non-mycotrophic colonizer Salsola kali (Chenopodiaceae) on a harsh site. Effects of mycorrhizal fungi, Am. J. Bot., 75, 257, 10.2307/2443892

Anderson, 1991, The effects of climate change on decomposition processes in grassland and coniferous forests, Ecol. Appl., 1, 326, 10.2307/1941761

Associated Press, 1997. Report calls 1997 world's worst year for fires. Arizona Republic, Wednesday, December 17. p. A20

Aston, 1976, Coupled soil moisture, heat, and water vapour transfers under simulated fire conditions, Aus. J. Soil Res., 14, 55, 10.1071/SR9760055

Bell, 1997, Linking restoration and landscape ecology, Soc. Ecol. Rest., 5, 318, 10.1046/j.1526-100X.1997.00545.x

Bentivenga, 1991, Relationship between mycorrhizal activity, burning, and plant productivity in tallgrass prairie, Can. J. Bot., 69, 2597, 10.1139/b91-323

Bethlenfalvay, 1984, Grazing effects on mycorrhizal colonization and floristic composition of the vegetation on a semiarid range in Northern Nevada, J. Range Manage., 37, 212, 10.2307/3898701

Biederback, 1980, Effects of burning cereal straw on soil properties in and grain yields in Saskatchewan, Soil Sci. Soc. Am. J., 44, 103, 10.2136/sssaj1980.03615995004400010022x

Blair, 1997, Fire, N availability, and plant responses in grasslands: a test of the transient maxima hypothesis, Ecology, 78, 2359, 10.1890/0012-9658(1997)078[2359:FNAAPR]2.0.CO;2

Bock, 1997, Shrub densities in relation to fire, livestock grazing, and precipitation in an Arizona desert grassland, Southwest Nat., 42, 188

Campbell, A.J., Tanton, M.T., 1981. Effects of fire on the invertebrate fauna of soil and litter of a eucalypt forest. In: Gill, A.M., Groves, B., Noble, I.R. (Eds.), Fire and the Australian Biota. Australian Academy of Science, Canberra, Australia. pp. 215–241

Campbell, R.E., Baker, M.B. Jr., Ffolliott, P.F., Larson, F.R., Avery, C.C., 1977. Wildfire effects on a ponderosa pine ecosystem: an Arizona case study. USDA For. Serv. Res. Pap. RM-191. pp. 12

Chandler, C., Cheney, P., Thomas, P., Trabaud, L., Williams, D., 1983. Fire in Forestry, vol. I, Forest Fire Behavior and Effects. John Wiley & Sons, Inc., New York

Childs, S.W., Shade, S.P., Miles, D.W.R., Shepard, E., Froelich, H.A., 1989. Soil physical properties: importance to long-term forest productivity. In: Perry, D.A. (Ed.), Maintaining the Long-term Productivity of Pacific Northwest Forest Ecosystems, Chap. 4. Timber Press, Portland, OR. pp. 53–66

Christensen, N.L., Muller, C.H., 1975. Effects of fire factors controlling plant growth in Adenostoma chaparral, Ecol. Monogr. 45. pp. 29–55

Conant, R., Klopatek, Malin, J.M., R., Klopatek, C.C., 1998. Carbon pools and fluxes along an environmental gradient in northern Arizona. Biogeochem. (in press)

Coults, 1945, Effect of veld burning on the base exchange capacity of a soil, South Africa. J. Sci., 41, 218

Covington, W.W., DeBano, L.F., 1990. Effects of fire on pinyon–juniper soils. In: Krammes, J.S. (Technical Coordinator), Proceedings of a Symposium, Effects of Fire Management of Southwestern Natural Resources, Tucson, AZ, November 15–17, 1988, USDA For. Serv. Gen. Tech. Rep. RM-191. pp. 78–86

Covington, 1992, Soil mineral nitrogen changes following prescribed burning in ponderosa pine, For. Ecol. Manage., 54, 175, 10.1016/0378-1127(92)90011-W

Daubenmire, 1968, Ecology of fire in grasslands, Adv. Ecol. Res., 5, 209, 10.1016/S0065-2504(08)60226-3

DeBano, L.F., 1981. Water repellent soils: a state-of-the-art. USDA For. Serv. Gen.Tech. Rep. PSW-46. pp. 21

DeBano, 1978, The effect of fire on nutrients in a chaparral ecosystem, Ecology, 59, 489, 10.2307/1936579

DeBano, L.F., Klopatek, J.M., 1987. Effect of management on nutrient dynamics in southwestern pinyon–juniper woodlands. In: Troendle, C.A., Kaufmann, M.R., Hamre, R.H., Winokur, R.P. (Technical Coordinators), Management of Subalpine Forests: Building on 50 Years of Research. Proceedings of a Technical Conference, Silver Creek, CO, July 6–9, 1987. USDA For. Serv. Gen. Tech. Rep. RM-149. pp. 157–160

DeBano, L.F., Baker, Jr., M.B., Ffolliott, P.F., 1995. Effects of prescribed fire on watershed resources: a conceptual model. In: Baker, Jr., M.B., Avery, C.C. (Eds.), Hydrology and Water Resources in Arizona and the Southwest, vols. 22–25, Proceedings of the 1995 Meeting of the Arizona Section, Hydrology Section, Arizona–Nevada Academy of Science, April 22, 1995, Flagstaff, AZ. pp. 39–44

DeBano, L.F., Dunn, P.H., Conrad, C.E., 1977. Fire's effect on physical and chemical properties of chaparral soils. In: Mooney, H.A., Conrad, C.E. (Technical Coordinators), Proceedings of the Symposium on the Environmental Consequences of Fire and Fuel Management in Mediterranean Ecosystems, August 4–5, 1988, Palo Alto, CA. USDA For. Serv. Gen. Tech. Rep. WO-3, Washington, D.C. pp. 65–74

DeBano, 1979, Effects of burning on chaparral soils: I. Soil nitrogen, Soil Sci. Soc. Am. J., 43, 504, 10.2136/sssaj1979.03615995004300030015x

DeBano, L.F., Neary, D.G., Ffolliott, P.F., 1998. Fire Effects on Ecosystems. John Wiley & Sons, New York

DeBano, 1976, The transfer of heat and hydrophobic substances during burning, Soil Sci. Soc. Am. J., 40, 779, 10.2136/sssaj1976.03615995004000050043x

Dhillion, 1988, Effect of fire on the ecology of little bluestem (Schizachyrium scoparium), Can. J. Bot., 66, 706, 10.1139/b88-102

Dieterich, J.H., 1980. Chimney Spring forest fire history. USDA For. Serv. Res. Pap. RM-220, Ft. Collins, CO. pp. 8

Dixon, 1994, Carbon pools and flux of global forest ecosystems, Science, 263, 185, 10.1126/science.263.5144.185

Dunn, P.H., DeBano, L.F., 1977. Fire's effect on biological and chemical properties of chaparral soils. In: Mooney, H.A., Conrad, C.E. (Technical. Coordinators), Proceedings of a Symposium on Environmental Conservation: Fire and Fuel Management in Mediterranean Ecosystems, August 4–5, 1988, Palo Alto, CA. Washington, D.C. USDA For. Serv. WO-3. pp. 75–84

Dunn, 1985, Soil moisture affects survival of micro-organisms in heated chaparral fire, Soil Biol. Biochem., 17, 143, 10.1016/0038-0717(85)90105-1

Edwards, 1992, The state of taxonomy: an ecologist's view, Brit. Ecol. Soc. Bull., 23, 17

Friese, 1993, The interaction of harvester ants and vesicular–arbuscular mycorrhizal fungi in a patchy semi-arid environment: the effects of mound structure on fungal dispersion and establishment, Functional Ecol., 7, 81, 10.2307/2389862

Gentry, 1972, The role of Florida harvester ant, Pogonomyrmex badius, in old field mineral nutrient relationships, Environ. Entomol., 1, 39, 10.1093/ee/1.1.39

Gibson, 1988, Topographic and fire effects on the composition and abundance of VA-mycorrhizal fungi in a tallgrass prairie, Mycologia, 80, 433, 10.2307/3807844

Giovannini, 1988, Effect of heating on some physical and chemical parameters related to soil aggregation and erodibility, Soil Sci., 146, 255, 10.1097/00010694-198810000-00006

Glantz, M.H., 1996. Currents of Change: El Nino's Impact on Climate and Society. Cambridge Univ. Press, Cambridge. pp. 194

Gould, 1981, Effects of topsoil storage during surface mining on the viability of vesicular–arbuscular mycorrhizae, Mycologia, 73, 914, 10.2307/3759802

Grier, 1975, Wildfire effects on nutrient distribution and leaching in a coniferous ecosystem, Can. J. For. Res., 5, 599, 10.1139/x75-087

Hare, R.C., 1961. Heat effects on living plants. USDA For. Serv., Occ. Pap. 183, USDA For. Serv. South. For. Exp. Stn., New Orleans, LA

Hartford, 1992, When it's hot, it's hot – or maybe it's not (surface flaming may not portend extensive soil heating), Int. J. Wild. Fire, 2, 139, 10.1071/WF9920139

Harwood, 1975, Atmospheric losses of four plant nutrients during a forest fire, Aust. For., 38, 92, 10.1080/00049158.1975.10674144

Houghton, J.H., Callander, B.A., Varney, S.K. (Eds.), 1992. Climate Change 1992: The Supplementary Report to the IPCC Scientific Assessment, Press Syndicate of the Univ. of Cambridge, Cambridge, UK. pp. 200

Hungerford, R.D., Harrington, M.G., Frandsen, W.H., Ryan, K.C., Niehoff, G.J., 1995. The influence of fire on factors that affect site productivity. In: Harvey, A.C., Nuenschwander, L.F. (Comps.), Proceedings – Management and Productivity of Western-Montane Forest Soils, USDA For. Serv. Gen. Tech. Rep. INT-280. pp. 32–50

James, 1982, Effects of fire and soil type on earthworm populations in a tallgrass prairie, Pedobiologia, 24, 37, 10.1016/S0031-4056(23)05864-X

Janos, 1980, Mycorrhizal influence in tropical succession, Biotropica, 12, 56, 10.2307/2388157

Kaufmann, 1993, Biomass and nutrient dynamics associated with slash fires in neotropical dry forests, Ecology, 74, 140, 10.2307/1939509

Kilgore, B.M., 1981. Fire in ecosystem distribution and structure: western forests and scrublands. In: Mooney, H.A., Bonnickson, T.M., Christensen, N.L., Lotan, J.E., Reiners, W.A., (Eds.), Fire Regimes and Ecosystem Properties. USDA For. Serv.Gen. Tech. Rep. WO-6. Washington, D.C. pp. 58–89

Klopatek, C.C., Klopatek, J.M., 1987. Mycorrhizae, microbes, and nutrient cycling processes in pinyon–juniper systems. In: Everett, R.L. (Compiler) Proceedings of the Pinyon–Juniper Conference, January 13–16, 1986, Reno, NV. USDA For. Serv. Gen. Tech. Rep. INT-215. pp. 360–367

Klopatek, 1997, Nitrifiers, mineralization and microbes in pristine and disturbed pinyon–juniper ecosystems, J. Arid Soil Res. Rehab., 11, 331, 10.1080/15324989709381486

Klopatek, 1988, Effects of simulated fire on vesicular–arbuscular mycorrhizae in pinon–juniper woodland soil, Plant Soil, 109, 245, 10.1007/BF02202090

Klopatek, C.C, DeBano, L.F., Klopatek, J.M., 1990. Impact of fire on the microbial processes in pinyon–juniper woodlands: management implications. In: Effects of Fire Management of Southwestern Natural Resources. USDA For. Serv. Gen. Tech. Rep. RM-191. pp. 197–205

Klopatek, 1994, Comparisons of laboratory and field burning experiments on mycorrhizae distribution, density and diversity, J. Soc. Am. For. (Twelfth Conference on Fire and Forest Mineralogy, Special. Issue), 94, 762

Klopatek, C.C., Murphy, K.L., Klopatek, J.M., 1995. Preliminary results of carbon cycling in southwestern ecosystems: implications for climate change. In: Interior West Global Change Wkshp. USDA For. Serv. Gen. Tech. Rep. RM-262. pp. 51–56

Klopatek, C.C., O'Neill, E.G., Freckman, D.W., Bledsoe, C.S., Coleman, D.C., Crossley, Jr., D.A., Ingham, Parkinson, D., Klopatek, J.M., 1992. The sustainable biosphere initiative: a commentary from the U.S. Soil Ecology Society. Bull. Ecol. Soc. Am. 73. pp. 223–228

Klopatek, 1987, Nitrogen mineralization and nitrification in mineral soils of pinyon–juniper ecosystems, Soil Sci. Soc. Am. J., 51, 453, 10.2136/sssaj1987.03615995005100020036x

Klopatek, 1998, Implications of patterns of carbon pools and fluxes across a semiarid gradient, Landscape Urban Planning, 39, 309, 10.1016/S0169-2046(97)00076-5

Klopatek, J.M., Klopatek, C. Coe, DeBano, L.F., 1990a. Potential variation of nitrogen transformations in pinyon–juniper ecosystems resulting from burning, Bio. Fert. Soil., 10. pp. 35–44

Klopatek, J.M., Klopatek, C. Coe, DeBano, L.F., 1990b. Potential landscape variation of nitrogen transformations in pinyon–juniper ecosystems resulting from burning, Biol. Fert. Soils., 10. pp. 35–44

Klopatek, J.M., Klopatek, C.C., DeBano, L.F., 1991. Fire effects on nutrient pools of woodland floor materials and soils in a pinyon–juniper ecosystem. Fire and the Environment. SE69. pp. 154–160

Knight, 1966, Loss of nitogen from the forest floor following burning, For. Chron., 42, 149, 10.5558/tfc42149-2

Levine, J.S., 1991. Global biomass burning: atmospheric, climatic, and biospheric implications. In: Global Biomass Burning: Atmospheric, Climatic, and Biospheric Implications, The MIT Press, Cambridge, MA, pp. xxv-xxx

Lyon, J.L, Crawford, H.S., Czuhai, E., Fredricksen, R.L., Harlow, R.F., Metz, L.J., Pearson, H.A., 1978. Effects of fire on fauna: a state-of-knowledge review. USDA For. Serv., Gen. Tech. Rep. WO-6

Martin, 1975, Germination response of legume seeds subjected to moist and dry heat, Ecology, 56, 1441, 10.2307/1934712

McColl, J.G., Gressel, N., 1995. Forest soil organic matter: characterization and modern methods of analysis. In: McFee, W.W., Kelley, J.M. (Eds.), Carbon Forms and Functions in Forest Soils, Chap. 2. Soil Science Society of America, Madison, WI. pp. 13–32

MacMahon, J.A., 1987. Disturbed lands and ecological theory: an essay about mutualistic associations. In: Restoration Ecology. Cambridge Univ. Press, London. pp. 222–237

McKee, Jr., W.H., 1982. Changes in soil fertility following prescribed burning on coastal plain sites. USDA For. Serv. Res. Pap. SE-234

Manabe, 1987, Large-scale changes of soil wetness induced by an increase in atmospheric carbon dioxide, J. Atmos. Sci., 44, 1211, 10.1175/1520-0469(1987)044<1211:LSCOSW>2.0.CO;2

Meentemeyer, 1978, Macroclimate and lignin control of litter decomposition rates, Ecology, 59, 456, 10.2307/1936576

Mikola, 1964, The effect of slash burning on the commencement of mycorrhizal associations, Acta Forestalia Fenn., 77, 1

Mitchell, J.F.B., Manabe, S., Meleshko, V., Tokioka, T., 1990. Equilibrium climate change and its implication for the future. In: Houghton, J.T., Jenkins, G.J., Ephraums, J.J. (Eds.), Climate Change – the IPCC Scientific Assessment, Cambridge Univ. Press. pp. 131–172

Monleon, 1996, Long-term effects of prescribed underburning on litter decomposition and nutrient release in ponderosa pine stands in central Oregon, For. Ecol. Manage., 81, 143, 10.1016/0378-1127(95)03658-X

Moore, J.C., de Ruiter, P.C., 1991. Temporal and spacial heterogeneity of trophic interactions within below-ground food webs. In: Crossley, D.A., Coleman, D.C., Beare, M.H., Edwards, C.A. (Eds.), Modern Techniques in Soil Ecology. Elsevier, Amsterdam. pp. 371–398

Morris, L.A., Miller, R.E., 1994. Evidence of long-term productivity change as provided by field trials. In: Dyck, W.J., Cole, D.W., Comerford, N.B. (Eds.), Impacts of Forest Harvesting on Long-Term Site Productivity, Chap. 3. Chapman and Hall, London. pp. 41–80

Murphy, 1998, Effects of litter quality and climate on litter decomposition along an elevation gradient in Northern Arizona, Ecol. Appl., 8, 1061, 10.1890/1051-0761(1998)008[1061:TEOLQA]2.0.CO;2

Neary, D.G., Jokela, E.J., Comerford, N.B., Colbert, S.R, Cooksey, T.E., 1990. Understanding competition for soil nutrients – the key to site productivity on southeastern Coastal Plain spodosols. In: Gessel, S.P., Lacate, D.S. Weetman, G.F., Powers, R.F. (Eds.), Sustained Productivity of Forest Soils, Proceedings of the 7th North American Forest Soils Conference, University of British Columbia, Faculty of Forestry Pub., Vancouver, B.C., Canada. pp. 432–450

Neilson, R.P., King, G.A., DeVelice, R.L., Lenihan, J., Marks, D., Dolph, J., Campbell, W., Glick, G., 1989. Sensitivity of ecological landscapes and regions to global climate change. EPA/600/3-89/073, NTIS No. PB90 120 072/AS

Ojima, 1994, Long- and short-term effects of fire on nitrogen cycling in tallgrass prairie, Biogeochem., 24, 67, 10.1007/BF02390180

Pase, 1971, Effects of prescribed fire on vegetation and sediment in oak-mountain mahogany chaparral, J. For., 69, 800

Paul, E.A., Clark, F.E., 1989. Soil Microbiology and Biochemistry. Academic Press, San Diego, CA. pp. 273

Perry, 1989, Bootstrapping in ecosystems, BioScience, 39, 230, 10.2307/1311159

Pickett, S., White, P.S., 1985. The Ecology of Natural Disturbance and Patch Dynamics. Academic Press, San Diego, CA. pp. 472

Powers, R.F., Alban, D.H., Miller, R.E., Tiarks, A.E., Wells, C.G., Avers, P.E., Cline, R.G., Fitzgerald, R.O., Loftus, N.S., 1990. Sustaining site productivity in North American forests: problems and prospects. In: Gessel, S.A., Lacate, D.S., Weetman, G.F., Powers, R.F. (Eds.), Sustained Productivity of Forest Soils, Proceedings of the 7th North Am. For. Soils Conf., Vancouver, B.C., July 1988, Univ. of British Columbia, Vancouver. pp. 49–79

Precht, J.J., Chrispherson, H.H., Larcher, W., 1973. Temperature and Life. Springer-Verlag, New York, NY

Pyne, S.J., Andrews, P.L., Laven, R.D., 1996. Introduction to Wildland Fires. John Wiley & Sons, Inc., New York, NY

Raison, 1979, Modification of the soil environment by vegetation fires, with particular reference to nitrogen transformations: a review, Plant Soil, 51, 73, 10.1007/BF02205929

Raison, R.J., Khanna, P.K., Woods, P.V., 1985a. Transfer of elements to the atmosphere during low-intensity prescribed fires in three Australian subalpine eucalypt forests. Can. J. For. Res. 15, 657–664

Raison, R.J., Khanna, P.K., Woods, P.V., 1985b. Mechanisms of element transfer to the atmosphere during vegetation fires. Can. J. For. Res. 15, 132–140

Read, D., Francis, R., Finlay, R.D., 1985. Mycorrhizal mycelia and nutrient cycling in plant communities. In: Fitter, A.H. (Ed.), Ecological Interactions in Soil. Blackwell Sci. Publs., Oxford. pp. 131–217

Ream, C.H., 1981. The effects of fire and other disturbances on small mammals and their predators: An annotated bibliography. USDA For. Serv. Gen. Tech. Rep. INT-106

Reece, 1978, Frequency of endomycorrhizal infection in grazed and ungrazed blue grama plants, J. Range Manage., 31, 149, 10.2307/3897667

Renkin, 1992, Fuel moisture, forest type and lightning caused fire in Yellowstone National Park, Can. J. For. Res., 22, 37, 10.1139/x92-005

Rice, E.L., 1982. Allelopathy. Academic Press, New York, NY

Rinne, 1997, Short-term effects of wildfire on fishes and aquatic macroinvertebrates in the southwestern United States, N. Am. J. Fish. Manage., 16, 653, 10.1577/1548-8675(1996)016<0653:MBSTEO>2.3.CO;2

Roberts, 1965, Soil temperatures under a pile of burning logs, Aus. For. Res., 1, 21

Rundel, P.W., 1983. Impact of fire on nutrient cycles in Mediterranean-type ecosystems with reference to chaparral. In: Kruger, F.J., Mitchell, D.T., Jarvis, J.U.M. (Eds.), Mediterranean-Type Ecosystems: The Role of Nutrients, Springer-Verlag, New York, NY. pp. 192–2207

Sackett, S.S., Haase, S.M., 1992. Measuring soil and tree temperatures during prescribed fires with thermocouple probes. USDA For. Serv. Gen. Tech. Rep. PSW-131

Safir, G.R., 1987. Ecophysiology of Vesicular–Arbuscular Mycorrhizae. CRC Press Inc., Boca Raton, FL. pp. 224

Schneider, 1989, The greenhouse effect: science and public policy, Science, 243, 771, 10.1126/science.243.4892.771

Schoen, 1997, Primary productivity: the link to global health, BioScience, 47, 477, 10.2307/1313114

Schoenberger, 1982, The effect of soil disturbance on growth and ectomycorrhizae of Douglas fir and western hemlock seedlings: a greenhouse bioassay, Can. J. For. Res., 12, 3433, 10.1139/x82-050

Sgardelis, 1995, Effects of fire on soil macroinvertebrates in a Mediterranean Phryganic ecosystem, Intl. J. Wild. Fire, 5, 113, 10.1071/WF9950113

Solbrig, O. (Ed.), 1991. From genes to ecosystems: a research agenda for biodiversity. Report of a IUBS–SCOPE–UNESCO workshop, Harvard Forest, MA, June 27-July 1. pp. 124

Solomon, A.M., Shugart, H.H. (Eds.), 1993. Vegetation Dynamics and Global Change. Chapman and Hall, New York

Springett, 1976, The effect of prescribed burning on the soil fauna and litter decomposition in western Australian forests, Aus. J. Ecol., 1, 77, 10.1111/j.1442-9993.1976.tb01094.x

Subcommittee On Global Change Research (SGCR). 1996. Our Changing Planet: The FY 1996 U.S. Global Change Research Program. Office of Science and Technology, U.S. Government Printing Office, Washington, D.C. pp. 152

Swetnam, T.W., 1990. Fire history and climate in the southwestern United States. In: Effects of fire management of southwestern natural resources. USDA For. Serv. Gen. Tech. Rep. RM-191. pp. 6–17

Swift, M.J., Heal, O.W., Anderson, J.M., 1979. Decomposition in Terrestrial Ecosystems. University of California Press, Berkeley, CA

Thorsten, 1997, Simulated plant disturbances to small-scale disturbances in semi-arid shrublands, J. Veg. Sci., 8, 163, 10.2307/3237345

Tiedemann, A.R., 1987. Nutrient accumulations in pinyon–juniper ecosystems – managing for future site productivity. In: Everett, R.L. (Compiler), Proc. of the Pinyon–Juniper Conference, January 13–16, 1986, Reno, NV. USDA For. Serv. Gen. Tech. Rep. INT-215. pp. 352–359

Towne, 1984, Long-term effects of annual burning at different dates in ungrazed Kansas tallgrass praire, J. Range Mange., 37, 392, 10.2307/3899622

Van Lear, D.H., Kapeluck, P.R., Waide, J.B., 1990. Nitrogen pools and processes during natural regeneration of loblolly pine. In: Gessel, S.A. (Ed.) Sustained Productivity of Forest Soils, Proceedings of the 7th North Am. For. Soils Conference, Vancouver, B.C., July 1988, University of British Columbia, Vancouver. pp. 234–252

Vilarino, 1991, Numbers and viability of vesicular–arbuscular fungal propagules in field soil samples after a wildfire, Soil Biol. Biochem., 23, 1083, 10.1016/0038-0717(91)90048-O

Vitousek, 1985, Disturbance, nitrogen availability and losses in an intensively managed loblolly pine plantation, Ecology, 66, 13360, 10.2307/1939189

Wagner, 1997, The influence of ant nests on Acacia seed production, herbivory and soil nutrients, J. Ecology, 85, 83, 10.2307/2960629

Waring, R.H., Schlesinger, W.H., 1985. Forest Ecosystems: Concepts and Management, Academic Press, Inc., Orlando, FL. pp. 340

Washington, 1989, Climate sensitivity due to increased CO2: experiments with a coupled atmosphere and ocean general circulation model, Climate Dynamics, 4, 1, 10.1007/BF00207397

Weast, R.C., 1988. Handbook of Chemistry and Physics. CRC Press, Boca Raton, FL

Wells, C.G., Campbell, R.E., DeBano, L.F., Lewis, C.E., Fredricksen, R.L., Franklin, E.C, Froelich, R.C., Dunn, P.H., 1979. Effects of fire on soil: a state-of-the-knowledge review. USDA For. Serv. Gen. Tech. Rep. WO-7, Washington, D.C

White, 1991, The role of monoterpenes in soil nitrogen cycling processes in ponderosa pine, Biogeochem., 12, 43, 10.1007/BF00002625

Whitford, W.G., 1987. Soil fauna as regulators of decomposition and nitrogen cycling in pinyon–juniper ecosystems. In: Everett, R.L. (Compiler.) Proceedings of the Pinyon–Juniper Conference, January 13–16, 1986, Reno, NV. USDA For. Serv. Gen. Tech. Rep. INT-215. pp. 365–368

Woodmansee, R.G., Wallach, L.S., 1981. Effects of fire regimes on biogeochemical cycles. In: Mooney, H.A. et al. (Technical Coordinators), Proceedings of the Conference on Fire Regimes and Ecosystem Properties, December 11–15, 1978, Honolulu, HA. pp. 379–400

Wright, H.A., Neuenschwander, L.F., Britton, C.M., 1979. The role and use of fire in sage-brush-grass and pinyon–juniper plant communities- a state-of-the-art review. USDA For. Serv. Gen. Tech. Rep. INT-58. Ogden, UT. pp. 48

Zac, 1982, Initial vesicular-arbuscular mycorrhizae development of slender wheatgrass on two amended mine spoils, Can. J. Bot., 60, 2241, 10.1139/b82-275