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中国农学通报
异质性下农业技术培训对农户农药使用量的影响
曾伟,丁自立
Effect of Agricultural Technical Training on Pesticide Usage Under Heterogeneity: A Study Based on the Propensity Score Matching Method
曾伟 and
中国农学通报 . 2018, (1): 159 -164 .  DOI: 10.11924/j.issn.1000-6850.casb16110044