Producing traceable system of primary products is part of the traceable system of primary products,the research on the aera is little,the research from the angle of the farmers is less.

  • 农产品生产追溯制度作为农产品可追溯制度的一个有机组成部分,学术界在这方面的研究还很少,从农户角度的研究则更少。
目录 查词历史