根瘤菌为豆科作物提供氮 根瘤菌（The Rhizosphere） 一些植物与有能力从空气中汲取氮（或固氮）的物种共生。比如马铃薯和花生等在内的许多豆科作物与根瘤菌共生。
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nematode in the rhizosphere 根际线虫
microorganisms in the rhizosphere 根际微生物
fungi in the rhizosphere soil 根际土壤真菌
the rhizosphere of Herba Ephedra 麻黄根际
oxygen supply in the rhizosphere 根际供氧
nutrient on the rhizosphere soil 根际养分
nutrients in the rhizosphere soil 根际土壤养分
Fe deficiency could lead to acidification of the rhizosphere of c.
缺铁处理下鸭跖草会产生根际酸化效应。
The results suggested that Urea was in favor of the rhizosphere mycobiota balance.
试验表明：施用尿素有利于协调根际真菌区系平衡；
The photosynthetic rate and excretory ability affected the nitrogenase activity in the rhizosphere.
水稻的光合作用及报分泌能力影响根际固氮活性。
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