• 选择三株分别具有固氮解钾功能的芽孢杆菌生产菌肥

    Three strains of bacillus, which could fix nitrogen and dissolve phosphorus and potassium separately, were chosen for producing microbial fertilizer.

    youdao

  • 选择三株分别具有固氮解钾功能的芽孢杆菌生产菌肥

    Three strains of bacillus, which could fix nitrogen and dissolve phosphorus and potassium separately, were chosen for producing microbial fertilizer.

    youdao

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