naturally open bolls.
自然吐絮铃

Larvae cotton leaf affected cotton harm, mature open bolls.
幼虫为害棉叶，影响棉花成熟吐絮。

Any of various moth caterpillars that destroy cotton bolls.
多种蛾子的毛虫，破坏棉荚。

Study on Cotton Mutual Influences on the Number and Weight of Bolls
棉花株间竞争对铃重及成铃数的影响

Small brown moth whose larvae bore into flowers and bolls of cotton.
褐色的小蛾子，其幼虫在棉荚和棉团中钻洞。

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。

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。

Effect of Shading at Different Developmental Stages of Cotton Bolls on Cotton Fibre Quality
不同棉铃发育时期遮荫对棉纤维品质性状的影响

Lint yield and bolls per plant were mainly controlled by additive effects and dominant effects.
皮棉产量和单株铃数以加性和显性效应为主。

lint percentage, bolls per plant, boll weight and lint index were mainly controlled by polygene
衣分, 单株铃数, 铃重和衣指均以多基因遗传为主

Studies on the Effects of the Cultural Factors on Cotton Flower Buds and Bolls in Different Fruiting Position
栽培因子对棉株不同坐果点蕾花铃影响的研究

The results showed that number of bolls by July 15, boll weight and taproot apeared negative correlation with lint yield.
结果表明，伏前桃，铃重和主根重与皮棉产量呈负相关。

Studies on Accumulation and Distribution of Dry Matter in Cotton Bolls in Various Varieties of Cotton Transplanted After Wheat Harvest
麦后移栽棉不同品种棉铃内干物质积累与分配研究

Finally, bolls per plant and single boll weight of hybrid cotton have obvious advantages over the conventional cotton, which lead to its highest yield.
杂交棉单株成铃和单铃重优势明显, 产量水平最高。