Researchers provided males with potential gifts-either a fly or an inedible item, such as a bit of cotton.
研究人员给部分雄蜘蛛一只苍蝇或者一些不能吃的东西，比如一点棉花，做为可能的礼物。
It also controls' cotton fly 'and residual airborne lint.
另外，它还控制'棉花飞'和残留空中皮棉。
When the content of coal fly ash in compound soils amounted to 40%, some physiological functions of cotton plant were restrained.
复合土中粉煤灰含量达40%时，棉花植株一些生理功能被抑制。
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