نتایج جستجو برای: agroforestry
تعداد نتایج: 2664 فیلتر نتایج به سال:
Agroforestry, land use at the agriculture-forestry interface that implies presence of trees on farms and/or farmers in forests, has a history may be as old agriculture, but an overarching label and topic formal scientific analysis, it is its fifth decade [...]
Integrating natural resources management in the secondary school curriculum in Kenya has received a lot of talk without adequate practical activities. The Farmers of the Future Programme under the World Agroforestry Centre, formally the International Centre for Research in Agroforestry (ICRAF), initiated a practical approach to integration of natural resources management in the secondary school...
Thanks to agroforestry, trees and hedgerows are back in numbers agricultural landscapes, where they provide many services. Agroforestry also gives pride of place wild herbaceous vegetation, often perceived as a constraint or neglected by humans. Omnipresent when the soil is not tilled, vegetation grows spontaneously at foot trees. From alley-cropping agroforestry bocage these 'little' plants pr...
This paper discusses the effects of intercropping and tree pruning on root distribution and soil water depletion in an alley cropping system with Acacia saligna and Sorghum bicolor in northern Kenya. Root distribution was determined by destructive sampling, and the soil water suction was measured with tensiometers and gypsum blocks, both up to 150 cm depth. The root systems of the intercropped ...
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