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根据三系杂交粳稻徐优502父母本的生育特点和抽穗开花习性,并且结合历年的生产实践,总结了徐优502高产制种技术措施。
According to the fertility characteristics and heading and flowering habits of parents of three-line Japonica hybrid rice Xuyou 502, the technical measures for high-yielding seed production of Xuyou 502 were summarized based on the past production practices.