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黄瓜为什么只开雄花不开雌花
更新时间: 2020-10-29 00:00:00  

黄瓜只开雄花的主要原因是由于黄瓜植株体内细胞分裂失调所导致的。当黄瓜植株体枝叶藤蔓发育粗壮,就能增强其分蘖发杈能力,雌雄花也才能在同株体上均匀地开放,若黄瓜植株在生长过程中藤蔓失调疯长,就会破坏黄瓜植株体的分枝能力,从而导致黄瓜植株只开雄花不开雌花。

防治方法可采用严格控制瓜蔓疯长,保证黄瓜植株体生长粗大健壮。这样,才能增强黄瓜植株体节外生枝和雌雄花同开的能力。促进黄瓜植株细胞正常分裂,增强雌雄花同株并开的能力,有效解决黄瓜因只开雄花而引发的“不育症”

关键词: 黄瓜 为什么 雄花 雌花

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