the support of the National Natural Science Foundation of China (Grant No.41501104);the National Key Technology R&D Program of China (Grant Nos.2013BAJ11B02,2013BAJ11B02-03);the Basic and Frontier Research Project of Chongqing Science &Technology Commission (Grant No.cstc2015jcyj A80025);the Science and technology research project of Chongqing Education Committee (Grant No.KJ1500336)
This study examines the technical efficiency(TE) differences among typical cropping systems of smallholder farmers in the purple-soiled hilly region of southwestern China.Household-,plot-,and crop-level data and commu...