Research on the Difficulties and Countermeasures of Popularization and Application of Chinas Food Safety Traceability System
QIN Yulu1, SUN Xiaohong1, TAO Guangcan1,2*
Journal of Agricultural Science and Technology . 2020, (1): 1 -11 .  DOI: 10.13304/j.nykjdb.2019.0405

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