食用农产品企业实行质量可追溯体系的成本收益研究——来自四川60家企业的调研
식용농산품기업실행질량가추소체계적성본수익연구——래자사천60가기업적조연
Research on Costs-Benefits of Edible Agro-products Enterprises to Implement Quality Traceability System——From Questionnaire of 60 Enterprises in Sichuan Province
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