The paper analyses the survey data about stratified random sample of 70 villages in Shandong Province by qualitatively and quantitatively.
The paper analyses the survey data about stratified random sample of 70 villages in Shandong Province by qualitatively and quantitatively.
摘要20世纪90年代以来，中国农业生产结构发生了巨大的变化，但人们对农户种植结构调整的主要影响因素有显著的不同看法。