Doubled-up legume technologies in conservation agriculture show potential for scale up in Zambia

The doubled-up legume system in conservation agriculture is premised on the belief that while farmers will be in a position to get the usual benefits of the doubled-up legumes (‘double’ the grain output per farm, hence more food and also ‘double’ soil fertility through the leafy biomass components of groundnuts and pigeonpea); they will also potentially benefit more from increased moisture retention towards the end of the season as well as reduced labor in land preparation, if the backbreaking conventional tillage practice of ridging can be avoided. Continue reading →

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