The gap between being able to measure incrementality and being able to use it is larger than you think, says Colin Lewis.

High-protein corn was first proposed as an alternative option for easing the country's soybean import reliance by a research team led by Yan Jianbing, president of Huazhong Agricultural University, ...

Alternative soil fertility management technologies such as the use of manure and integration of legumes in cropping systems provide plausible options, but their adoption by small-scale farmers is less ...