改进型农业技术创新推广的影响因素分析——以石门县柑橘种植的密改稀技术推广为例
胡志丹 王奎武 柏鑫 谭洁
Affect Factors of Improved Agricultural Sci-tech Extension Taking Technology Extension of Citrus Sparse Planting Instead of Close Planting in Shimen County as an Example
北方农业学报 . 2010, (4): 3 -3 .