date:May 30, 2013
d spectacular results in trials organised in Vietnam, where farmers using the improved technologies and practices boosted cassava yields from 8.5 tonnes to 36 tonnes -- an increase of more than 400%.
In the Democratic Republic of Congo, through training in the use of healthy planting materials, mulching and intercropping, farmers attending field schools achieved yield increases of up to 250%.
In Colombia, rotating cassava with beans and sorghum restored yields where mineral fertiliser alone ha