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2002-01-01 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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2013-01-01 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 In the semi-arid savannas where rainfall is limited and highly unpredictable, retaining more water in the soil can make the difference between a poor and a good harvest. You can slow down the runoff water by establishing contour bunds. Contour bunds are permanent...
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- Español (es)
- Français (fr)
- Português (pt)
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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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- Français (fr)
- English (en)
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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 Resource2016-09-28 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population growth, have little choice but to crop their land continuously, with scarce resources to replace nutrients withdrawn by each successive crop.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)
- Español (es)
- 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.