简介：The global challenges in food prices，environmental degradation problems and improving human well-being have motivated a global consensus on the need to re-think and make some urgent changes in the current agricultural and food systems (Berazneva & Lee，2013).
简介：The global challenges in food prices，environmental degradation problems and improving human well-being have motivated a global consensus on the need to re-think and make some urgent changes in the current agricultural and food systems (Berazneva & Lee，2013).