This text through cultivating the nostoc commune by the side of the vegetable in the canopy reduces the content of the pesticide in the soil and vegetables, the reduce range is about 59 percentage.

 
  • 通过在大棚种植的蔬菜旁种植地木耳,可使大棚土壤和蔬菜中农药含量降低.降低幅度约为59%25。
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