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Agroforestry
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Agroforestry Explained: Systems, Trees and Benefits
A plain guide to agroforestry: what it is, the main systems, how trees help soil and crops, and how long…
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Windbreaks and Shelterbelts for Crop Protection
Windbreaks and shelterbelts slow damaging wind, but benefits depend on design and site. Learn the rules of thumb and the…
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Silvopasture: Combining Trees and Grazing
How silvopasture combines trees, forage and livestock on one piece of land, and what it takes to design one.
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The Main Types of Agroforestry Systems
A plain guide to the main types of agroforestry systems, from alley cropping and parklands to silvopasture, windbreaks and forest…
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Improved Fallows: Restoring Fertility with Fast-Growing Trees
How improved fallows use fast-growing, nitrogen-fixing trees to rebuild soil fertility, what Zambian research reports, and whether the method fits…
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Nitrogen-Fixing Trees and Shrubs for Farms
Nitrogen fixing trees pull nitrogen from the air into their leaves. Learn how Faidherbia and Gliricidia work on African farms…
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Alley Cropping: Growing Crops Between Tree Rows
How alley cropping combines tree rows and food crops, what to plant, and what long-term African trials show.
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Faidherbia albida, the Fertiliser Tree of Africa
Faidherbia albida drops its leaves when crops grow and enriches the soil beneath it. Here is how it works and…
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How Trees on Farms Improve Soil Health
How trees on farms build organic matter, recycle nutrients, add nitrogen and reduce erosion, with figures from published studies.