“草地生产力等级评价”的概念、定义、翻译、参考文献-科学参考

单词	草地生产力等级评价
释义	草地生产力等级评价 Encyclopedia 农学草地生产力等级评价释 evaluation of grassland productivity grade草地生产力等级评价以草地牧草品质的优劣定等，以草地牧草产量的高低定级的评估方法。
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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。