By G. S. V. Raghavan, P. Alvo, E. McKyes (auth.), R. Lal, B. A. Stewart (eds.)
The goal of Advances in Soil technological know-how is to supply a discussion board for top scientists to investigate and summarize the on hand medical info on an issue, assessing its significance and deciding upon extra study wishes. a wide range of matters has been addressed by way of authors from many nations within the preliminary ten volumes of the sequence. the short attractiveness of the sequence via either authors and readers has been very fulfilling and confirms our conception desire did exist for a medium to fill the space among the clinical journals and the excellent reference books. This quantity is the 1st of the sequence dedicated solely to a unmarried subject soil degradation. destiny volumes will contain either single-topic volumes in addition to volumes containing studies of alternative issues of soil technology, as when it comes to the 1st ten volumes. There are expanding quandary and a focus approximately dealing with typical re resources, really soil and water. Soil degradation is obviously the most urgent difficulties dealing with mankind. even supposing the highlight concerning soil degradation lately has fascinated about Africa, trouble concerning the degradation of soil and water assets is all over the world. The common con cern approximately international environmental switch can be being associated with serious difficulties of soil degradation. as a result, we're certainly happy that the 1st quantity of the sequence dedicated to a unmarried subject addresses such an impor tant factor. the present quantity is usually the 1st of the sequence concerning a visitor editor.
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Additional resources for Advances in Soil Science: Soil Degradation
Trans. K. Aase). V. Raghavan, E. McKyes and R. Theriault. 1985. A reivew of subsoil compaction. Int. Cant Soil Soil Dynamics Proc. 5: 970-978. V. Raghavan, E. McKyes, and R. Theriault. 1987a. Sub-soil compaction in a clay soil. I. Cumulative effects. Soil and Tillage Res. 10: 113122. V. Raghavan, E. McKyes, and R. Theriault, 1987b. Sub-soil compaction in a clay soil. II. Natural alleviation. Soil and Tillage Res. 10: 123130. R. 1971. Economic assessment of soil compaction. ASAE Monograph, St. Joseph, MI.
1987a. Sub-soil compaction in a clay soil. I. Cumulative effects. Soil and Tillage Res. 10: 113122. V. Raghavan, E. McKyes, and R. Theriault, 1987b. Sub-soil compaction in a clay soil. II. Natural alleviation. Soil and Tillage Res. 10: 123130. R. 1971. Economic assessment of soil compaction. ASAE Monograph, St. Joseph, MI. Girt, J. 1986. The on-farm economics of sustainability and public intervention. Can. Farm Econ. 20(2): 3-8. V. Raghavan, 1986. Economic analysis of soil compaction due to machinery traffic.
V. Raghavan, P. Alvo, and E. ,. TOTAL ECONOMIC COSTS,I980 • • YIELD LOSSES, 1980 • • MACHINERY COSTS 500 IIJ a:: ~ 400 u IIJ :I: ~ 300 a.. J g 200 100 3 5 7 9 II NUMBER OF PASSES, N 13 15 Figure 24. Breakdown of total economic costs of com production as a function of number of passes using optimum tractor size. ] and weather with crop growth. Research to date has identified the major factors involved in soil compaction and has led to recommendations for reducing the risk of compaction, as well as methods for alleviating it.
Advances in Soil Science: Soil Degradation by G. S. V. Raghavan, P. Alvo, E. McKyes (auth.), R. Lal, B. A. Stewart (eds.)