The field was filled with white bolls.

田野里布满了白色的棉铃。

The cotton bolls are ready for harvest.

棉花的棉铃已经可以收割了。

Each plant produces several bolls during the growing season.

每株植物在生长季节会产生几个棉铃。

The quality of the cotton depends on the condition of the bolls.

棉花的质量取决于棉铃的状况。

Farmers inspect the bolls to determine the best time to pick them.

农民检查棉铃以确定最佳采摘时间。

After a couple of weeks, almost all the infected plants bore cotton bolls.

一两星期之后几乎所有有病的棉花都结核了.

There was coefficient between the level of the resistance pest and the bolls or yield.

抗虫棉的抗虫性程度与棉花的结铃数、果枝数及产量有显著或极显著相关。

Boll weevil : grayish weevil that lays its eggs in cotton bolls destroying the cotton.

略带灰色的象鼻虫,在棉铃上产卵以破坏棉花.

It is true that there is temporal and spatial difference for weight and fibre quality of cotton bolls.

棉花生产中棉铃的重量及其纤维品质存在时空上的差异，这是客观事实。