水稻剪颖杀雄杂交技术水稻“剪颖杀雄”法，是宜宾市农科所近年来研究成功的一种新型水稻杂交去雄技术，历经５年育种实践，有效杀雄纯度高达９７．５５％。该方法具有操作简便、杀雄彻底、不伤柱头、杂交结实率高等特点，可提高杂交工效１０倍以上。一、水稻剪颖杀雄机理... Rice cutting Yingxiong male hybrid rice “cut Yingxiong” method, Yibin City, agricultural research institute in recent years, a new type of hybrid rice to male technology, after 5 years of breeding practice, the effective killing male purity of up to 97.55 %. The method has the advantages of simple operation, thorough killing, no damage to the stigma and high seed setting rate of hybridization, and can increase the efficiency of hybridization by more than 10 times. First, rice shear Yingxiong kill mechanism ...