指棉桃熟裂,露出的白色棉絮
幼虫为害棉叶，影响棉花成熟吐絮。
温度、日照时数对棉花脱叶速度、脱叶率及吐絮率有一定影响。
The rate of shed leaves and boll open were influenced by temperature and sunlight hours.
天然彩色棉是采用杂交、基因等现代生物工程技术培育出的一种在吐絮时就具有天然色彩的棉花。
Natural colored cotton is born with natural color, its character is attained by hybridizing and gene conversion modern bioengineering technology.
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