搜索结果: 1-1 共查到“作物育种学与良种繁育学 alternative approaches”相关记录1条 . 查询时间(0.109 秒)
Technical efficiency of traditional and hybrid maize farmers in Nigeria: Comparison of alternative approaches
Technical efficiency technology maize alternative approaches Nigeria
2011/1/13
In this study, technical efficiency of traditional and improved maize farms as well as impact of technological innovation on technical efficiency were investigated. Two-stage procedure was followed.