A recent publication of the UN Food and Agricultural Organization (FAO) has highlighted the food insecurity problem facing the globe: food production will have to increase by 70 percent in 2050 to keep up with a global population that is projected to grow from 6 billion to 9 billion. There has...

Sustaining and accelerating agricultural growth remains a development imperative in view of persistent rural poverty and emerging threats to food security. While growth can be achieved by expansion of agricultural area and input intensification, growth through improvement in productivity is a...