Nutrient uptake from compacted zones simulating pan-formations

B.V. Subbiah1, N.D. Mannikar1, C. Dakshinamurti1
1Indian Agricultural Research Institute, New Delhi-12, India

Tài liệu tham khảo

Taylor, 1964, Influence of soil strength on the root growth habits of plants, Soil. Sci., 98, 174, 10.1097/00010694-196409000-00006 Veihmeyer, 1948, Soil density and root penetration, Soil. Sci., 65, 487, 10.1097/00010694-194806000-00006 Vomocil, 1965, Degradation of structure of yolo loam by compaction, 29, 7 Adams, 1960, Influence of soil compaction on crop growth and development, 1, 607 Philips, 1962, Soil compaction in the field and corn growth, Agron. J., 54, 29, 10.2134/agronj1962.00021962005400010010x Flocker, 1960, Effect of soil compaction on tomato and potato yields, Agron. J., 52, 345, 10.2134/agronj1960.00021962005200060013x Koenig, 1942, Colorimetric determination of P in biological materials, Ind. Engng Chem., 14, 155 Mackenzie, 1948, Procedures of the measurement of P31 and P32 in plant material, Analyt. Chem., 20, 559, 10.1021/ac60018a018 Fisher, 1950, Statistical Methods for Research Workers, 261 Aubertin, 1965, Root growth through porous media under controlled conditions, 29, 290 Taylor, 1955, Soil physics problems in India, Mimeographed report, 1