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2、
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.
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3、
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.
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5、
The experiments showed compound plant model had better cotton bolls quality.
比较不同模式下棉花品质发现，复合种植模式下多茎株型棉花主茎的棉铃品质性状最好。
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6、
Changes in endogenous hormone levels in young cotton bolls and their relation to boll shedding
棉花幼铃发育过程中内源激素水平的变化及赤霉酸对它的影响
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7、
Effects of Brassinolide on the Changes in IAA, ABA Levels in Young Cotton Bolls and Boll Shedding
油菜素内酯对棉花幼铃中IAA，ABA水平变化和棉铃脱落的影响
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