AlertNet: Small farmers across sub-Saharan Africa are turning to simple, affordable techniques to increase harvests and help them cope with climate extremes – from growing trees on their land, to keeping their soils healthy and making their own fertiliser.
Nelson Mwangi has managed to boost the maize yield from his 0.3 hectare (0.8 acre) plot in Rongai, 170km from Kenya’s capital Nairobi, to 18 bags from around seven bags since adopting a method known as conservation agriculture three years ago.
“I have…

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