thousand kerner weight的用法和樣例：
例句
- The 1 000-grain weight and seed setting rate improved with the increase of diammonium phosphate.
增加磷酸二銨的施用量，水稻的千粒重和結實率也隨之提高。 - The bulk weight and total flour extraction rate were more sensitve to nitrogen and phosphorus supply than 1000-grain weight.
氮磷水平與比例的提高，對各基因型千粒重的影響很小，卻使容重顯著降低，總出粉率普遍顯著增加。
