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While erosion by water and wind is the most common form of soil degradation, soil may become less productive even without being physically removed from the land. How and why soils become physically and chemically degrade is the focus of this pack. It will explore how and why soils become...
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Farmers in upland area throughout the world face similar problems. They generally cultivate feilds on moderately to severe sloping land with thin, easily eroded soils in areas where rainy season is short but intense.
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Access Agriculture Training Video Stone lines induce a natural process of terracing as they trap sediments. They are also built to rehabilitate eroded lands. Farmers in Kenya show how they construct stone lines. Available languages Arabic English French Spanish
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Access Agriculture Training Video In Kenya, small-scale farmers stabilise river banks and reduce rainwater runoff from nearby plots by planting trees and grasses. Available languages Arabic Bemba Chitonga / Tonga English French
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Access Agriculture Training Video Nas savanas semiáridas, onde as chuvas são limitadas e altamente imprevisíveis, a retenção de mais água no solo pode fazer a diferença entre uma colheita pobre e uma boa colheita. Você pode retardar o escoamento da água, criando cordões de contornos, que são...
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Key Resource28/09/2016 Farmers in many parts of the world, because of human population growth, have little choice but to crop their land continuously, with scarce resources to replace nutrients withdrawn by each successive crop. Crop residues are often lost as a source of organic matter and mulch, usually through...
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01/01/2008 A Technical Reference Manual 98 pages, illustrated, photos
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01/01/1982 This publication resulted from a symposium held at the American Society of Agronomy and Soil Science Society of America in August 1979. Although the manuscripts focus on soil erosion and conservation in the tropics, works also can apply to many parts of the world.
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01/01/1983 This book, sponsored by the German Agency for Technical Cooperation, has as its goal to convince leaders/governments of all countries, and developing countries in particular, of the urgent need to reduce soil erosion and to persuade then to adopt and support practical programs of soil...
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01/03/1990 This handbook has been prepared to support small scale fieldworkers and farmers, mostly in the tropics and semitropics, to develop vegetative systems of soil and moisture conservation.