Technical efficiency and its determinants of the various cropping systems in the purple-soiled, hilly region of southwestern China
Shi-chao Zhang,Chao-fu Wei,Jing-an Shao,Zhao-juan WuVolume:
13
Language:
english
Journal:
Journal of Mountain Science
DOI:
10.1007/s11629-015-3679-3
Date:
December, 2016
File:
PDF, 756 KB
english, 2016