Nirogen nutrition的用法和樣例：
例句
- Research of technique on the nutrition diagnosis of nitrogen applied to Ginkgo biloba L.
銀杏氮素營養診斷技術研究。 - Rhizobia could intrude into legumes and form nodules in their roots and stems, and could fix nitrogen in the atmosphere and supply nutrition to the host plants.
摘要根瘤菌可以入侵豆科植物形成根瘤或莖瘤，並可固定空氣中的氮為其宿主植物提供必需的氨素營養。
