在农田土壤的表层自生固氮菌较多将用表层土制成的稀泥浆接种到特制的培养基上培养可将自生固氮菌与其他细菌分开对培养基的要求是 �加抗生素 � Template




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tomski在农田土壤的表层自生固氮菌较多将用表层土制成的稀泥浆接种到特制的培养基上培养可将自生固氮菌与其他细菌分开对培养基的要求是 �加抗生素 � coloring