yield components可以翻译成 产量构成因素 、产量结构
例句如
Boll Development and Yield Components of Bt Cotton CCRI30 Influenced by Flowering Date
转Bt基因棉中棉所30不同开花期棉铃发育及产量构成因素的研究
Relations Between Branch Fruitsetting Characteristics and Economie Yield Components of Coffea arabica at Low Altitudes of Hainan IsIand
海南岛低海拔小粒种咖啡分枝结果特性及与产量构成关系的研究
