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01/01/2002 This book includes question and answers on how to improve and maintain tropical soil fertility. It also includes activity guides and a resource listing.
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This publication is intended to summarize the diffuse literature available on use of terraces in steepland farming systems and present information on the research conducted in southern Honduras on this subject.
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The research reported here aimed to collect basic information on the characteristics of erosion processes in a defined area of the Andean zone of Colombia.
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01/01/2013 The atlas compiles existing information on different soil types in easily understandable maps that cover the entire African continent. While it is intended primarily for the educational sectors and policy makers, the atlas aims to bridge the gap between soil science and society at large.
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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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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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A brief video ofChris McDonoughdescribing the issues of soil erosion in black cracking clay soils in Tanzania, showing the importance of conservation farming techniques to help overcome this.
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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population growth, have little choice but to crop their land continuously, with scarce resources to replace nutrients withdrawn by each successive crop.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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- English (en)
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- Français (fr)
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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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This pack looks at the factors that influence soil formation, and the characteristics of soils, including their physical, hydrological, chemical and biological properties.