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杂交稻制种后期优质高产的几项关键技术湖南省桃源县种子公司陶用力父母本破口露粒至成熟收割为制种的后期。这个时期的关键技术是：１塑造父母本理想异交株型和最佳授粉态势。所谓理想异交株型和最佳授粉态势，是指父本高出母本１５～２０ｃｍ，父本株高１１０～１１５ｃ...
Several key technologies for high quality and high yielding during the late hybrid rice seed production The seeds of Potato Company in Taoyuan County, Hunan Province, forced the parents to breach their grain until mature harvest for the later seed production. The key technologies of this period are as follows: 1 Shape the ideal outcrossing parental type and the best pollination situation. The so-called ideal outcrossing plant type and the best pollination situation, refers to the male parent 15 ~ 20cm higher than the female parent plant height 110 ~ 115c ...