“history of barnyard grass cultivation”的概念、定义、翻译、参考文献-科学参考

单词	history of barnyard grass cultivation
释义	history of barnyard grass cultivation Encyclopedia 农学稗栽培史释 history of barnyard grass cultivation稗栽培史稗（Echinochba crusgalli）为中国古代重要的救荒作物，栽培历史已有2000年以上。
随便看	regular metric regular mixture regular mode and reverse mode regular model regular module regular moment regular monomorphism regular nebula regular neighborhood regular net regular network regular n-gon regular nonagon regular norm regular normed space regular number regular number field regular observation regular octagon regular octahedron regular octahedron group regular one parameter subgroup regular one-parameter subgroup regular open set regular operation

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。