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1982-01-01 444 pages, tables FAO Soils Bulletin 48
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Key Resource 2000-01-20 For farmers, ranchers, ag professionals, resource specialists, conservationists, soil scientists, students and educators. The Soil Biology Primer is an introduction to the living component of soil and how it contributes to agricultural productivity, and air and water quality. The Primer includes...
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1983-03-01 25 pages, illustrated
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1950-05-01 The rocks of the several geological formations are described briefly, and a correlation between the geological formations of this state and those of nearby states is made. Analyses of several samples of rocks from many of the geological formations indicated that selenium is usally present in the...
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1945-03-01 Technical Bulletin no. 5 31 pages, tables
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1980-01-01 This book deals with the problems of derelict land on a global scale, and shows how the problems can be solved most effectively by a proper scientific understanding of the ecological factors which affect plant growth. Throughout the text, the viewpoint is one of a practical nature and the book...
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2012-01-01 ECHO Best Practices Note Notebook includes other articles, illustrated
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2013-01-01 As governments and institutions work to ameliorate the effects of anthropogenic CO2 emissions on global climate, there is an increasing need to understand how land-use and land-cover change is coupled to the carbon cycle, and how land management can be used to mitigate their effects. This book...
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1965-01-01 In this account, an attempt is made to reveal those 'treasures of wisdom and experience' which, as soil scientists, we felt most at ease in seeking; and which have not received systematic treatment elsewhere. We have not attempted to deal exhaustively with the mass of descriptive literature from...
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2013-08-26 Presented at the first meeting of the UN System Network for SUN, Nairobi, Kenya, 2013 54 pages, illustrated, photos