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It is felt that FAO should take the lead to make suggestions and propositions for obtaining a certain harmonisation of methods on a regional basis. Therefore this booklet contains a choice of analytical methods, which have been applied in various conditions and which were judiciously selected. It...
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No pseudoscience, just hard data presented in a well organized manner. This is a great book for the farmer, gardener, or landscaper who has a working knowledge of fertilizing and wishes to take their expertise to the next level.
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This book attempts to summarize the complex field of manuring of the different crops. Divided into two parts, the first part of this book deals with the principles of plant nutrition and manuring in general, the second is devoted to the use of manures for the individual crops.
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This publication discusses the background and history of digesters, the biology of digestion, raw materials, the gas, digesters, using gas, using sludge, and building a sump digester, and building an inner tube digester.
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This book is meant to help agricultural researchers and extension staff in the selection and application of tools that facilitate decision-making to improve soil fertility management and agricultural productivity. These tools provide valuable additions to traditional approaches in research and...
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Sustainability of agricultural systems is a major global concern due to population growth and a number of environmental factors. This book addresses the key to the development of sustainable agriculture-management of soil fertility. Combining data from temperate and tropical regions, it presents...
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The result of several symposia held at the American Society of Agronomy and Soil Science Society of America annual meetings in Cincinnati, Ohio, November 1993, this volume brings together the latest ideas and knowledge for improving nutrient recommendations, examining the prospects of improving...
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Key Resource2002-01-01 Acidification of soil is a natural process with major ramifications on plant growth. As soils become more acid, particularly when the pH drops below 4.5, it becomes increasingly difficult to produce food crops. As soil pH declines, the supply of most plant nutrients decreases while aluminum and a...
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- English (en)
- Français (fr)
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Key Resource 1995-01-01 Fourteen chapters address various aspects of human waste or, as the editor puts it, the "by-products," of our increasingly urban and industrial society. Topics range from the societal, political, and regulatory issues associated with land application to more technical issues such as the negative...
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1980-01-01 Among its other activities, FAO has focused on developing natural resources and approaches for their better utilization in order to increase food production in developing countires.This FAO book contains technical papers on soil and plant testing services in many different countries. Also...