Tianfu Liu · 8 obras en el catálogoObrasNNong ye ji shu jing ji ci dianNong ye ji shu jing ji ci dianNNong ye ji shu jing ji di yan jiu he yun yongNong ye ji shu jing ji di yan jiu he yun yongNNong ye ji xie hua ji shu jing ji ji ben zhi shiNong ye ji xie hua ji shu jing ji ji ben zhi shiRRu he fa hui di qu you shiRu he fa hui di qu you shiNNong ye tou zi jing ji xiao guo yan jiuNong ye tou zi jing ji xiao guo yan jiuLLiu Tianfu wen xuanLiu Tianfu wen xuan农农业技术经济学农业技术经济学中中国农村资源与商品经济中国农村资源与商品经济