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nitrogen-fixingCOCA⁷⁰⁷⁶³BNC⁷⁵⁹⁹¹⁺¹²iWeb⁴⁹⁹⁰⁵ 基本英英例句例句 n.化固氮作用形容词nitrogen-fixing名词nitrogen-fixer Noun: the assimilation of atmospheric nitrogen by soil bacteria and its release for plant use on the death of the bacteria用作名词Among the blue-green algae are many species of nitrogen fixation.许多种蓝藻有固氮的能力。 Production of amino acids is linked to the assimilation of nitrogen by the plant.氨基酸的生产过程与植物固氮有关。 Light microscopy of para- nodule sections showed clearly that nitrogen-fixing organisms were observed in nodule cells, and distributed from outer cortex to inner cortex near stele. 根瘤的石蜡包埋切片在光学显微镜下,可以明显地见到从根瘤的外皮层细胞至靠近中柱细胞,均有细菌分布。 cnki Product description: 100% kapok filler is filled through nitrogen-fixing cervical uncomfortable kiss the best choice. 产品说明:100%木棉填充物填充透气性好,是颈椎不舒服的亲们最佳选择哦。 orangelipin Nitrogen for plant nutrition is mainly obtained from three sources: nitrogen-fixing plant, rain water and manure. 氮素是植物必要的营养元素之一,其主要来源有:生物固氮作用、降雨和灌溉水以及人工施肥。 cnki |