“non-protein nitrogen feed”的概念、定义、翻译、参考文献-科学参考

单词	non-protein nitrogen feed
释义	non-protein nitrogen feed Encyclopedia 农学〔饲料和饲料添加剂产品〕释 non-protein nitrogen feed非蛋白氮饲料为补充反刍动物瘤胃中微生物繁殖所需氮源，节省真蛋白质资源而在饲料中添加的非蛋白质态含氮化合物（NPN）。
随便看	Heifangtai loess landslide group，Gansu provience Heifei-Fuzhou High Speed Railway height height above sea level height-adjustable bearing height anomaly height circle height control network height coordinate height datum height equation height equivalent of theoretical plateplate height equivalent to a theoretical plate height equivalent to a theoretical plate (HETP) heightest weight height finder height for age height function height-gate turnoff height-index circuit height indicator height line height map height of a cone height of a cylinder

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