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目前杂交稻繁殖制种人工辅助授粉存在的主要问题是浪费花粉、花粉利用率低和费工费力。根据杂交稻三系的开花散粉规律,提出了抓住散粉高峰,因地制宜,绳竿兼用,集中连片统一指挥赶粉的人工辅助授粉新方法。
At present, the main problems existing in artificial pollination of hybrid rice breeding are waste of pollen, low pollination utilization and laborious labor. According to the law of flowering and powder separation of the three lines of hybrid rice, a new artificial assisted pollination method was proposed to grasp the peak of loose powder, suit the local conditions, use the rope together,