下图表示甲乙丙三类微生物在生态系统碳循环和氮循环中的作用有关叙述中错误的是 A.硝化细菌属于甲类 B.乙类使土壤中的氮素含量减� C Template




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tomski下图表示甲乙丙三类微生物在生态系统碳循环和氮循环中的作用有关叙述中错误的是 a.硝化细菌属于甲类 b.乙类使土壤中的氮素含量减� coloring