当前位置:中文谷 >

关于CHEMICALVERSUSORGANI的百科

CHEMICALVERSUSORGANICFARMINGChemicalpesticidesandartifi...
  • CHEMICALVERSUSORGANICFARMINGChemicalpesticidesandartifi...

  • 问题详情:CHEMICALVERSUSORGANICFARMINGChemicalpesticidesandartificialfertilisers________________(spread)useinfarmingsincethemiddleofthe20thcentury.Whentheywerefirstintroduced,manyfarmerswelcomedthem____________agreatwaytofightcropdiseaseandincreaseprod...
  • 7685