“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	Laizhou Wan La jetée La Jeunesse Lajia Liedao Lajia Site Laji Shan Lajos Kassák La Juive lake lake aquaculture Lake Baikal Lake Baikal of Russian World Culture Heritage Lake Balkhash lake biological record lake bottom tunnel Lake Burullus lake catchment Lake Chad Basin Commision Lake Champlain Lake Chao Scenic and Historic Area Lake Clark National Park and Preserve Lake Club Painting Society lake comprehensive treatment lake current Lake Dian of Kunming Scenic and Historic Area

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。