Resources Tagged: Nitrogen Fixation
20 items found (Showing 11 - 20) Previous
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1988-01-01 This document is a compendium of existing knowledge on the characteristics, silviculture, plantation techniques, growth rates and utilization of nitrogen fixing trees for different types of wasteland. It is organized as a set of tables designed to help the user first determine what species might...
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1987-01-01 The objectives of this workshop were to encourage communication among researchers, assess the state-of-the-art knowledge about its genetic improvement, management and use, identify research priorities, initiate collaborative research through networkingand promote research funding, and to prepare...
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1988-01-01 The objective of this Unit is to present the relevant concepts, methods and strategies required to evaluate nitrogen fixation in legume selection programs. Various stages and types of experiements, and the treatments required to evaluate the legume-rhizobium symbiosis are defined. Procedures for...
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Key Resource2013-01-20 About 98% of agricultural production in the Sudano Sahelian region of West and Central Africa is based on rainfed crops. With a mean annual rainfall of 300 to 800 mm/year, the number of staple crops is very limited. It includes two grain crops: pearl millet (Pennisetum glaucum) for sandy soils...
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The purpose of this bulletin is to describe methods applied to utilize nitrogen-fixing systems in soil improvement and management and the consequent increases in crop yields obtainable by these methods. The rest of the integrated systems involved i.e. chemical and physcial manipulations, are...
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The 15th Latin American Symposium ''laS held in Brasilia (FD) on J1UY 18-22, 1977, on a topic of great interest for agriculture, especially in the tropics. Many new developments have taken place in the field of research in N2 fixation during the last few years. They "Tere made possible by the...
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1998-01-01 Fodder scarcity is a major constraint faced by farming communities throughout the world. This is often the result of the degradation of traditional fodder sources in forest and village common lands. Consequently, to meet their needs, farmers must produce at least some fodder in their agricultural...
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This manual is the first in a series planned by the Regional Project, designed to give detailed, practical advice on the various methodologies of organic recycling.
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2003-12-20 Little bugs, big problems Nitrogen fixation on a national scale From soil erosion to soil quality Healing the earth - an Ethiopian story Understanding traditional terracin Adoption of green manure and cover crops Kick-starting legumes Bioremediation: decontaminating polluted soils Using weed to...
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1991-01-01 Soil fertility is the overriding constraint to food production in the tropics, and yet in many developing countries fertilizers are unavailable or beyond the reach of subsistence farmers. The biological fixation of atmospheric nitrogen is the only way that plants can manufacture their own...