杂交水稻种子的纯度,直接关系到杂交优势的发挥,保证种子纯度,是确保杂交水稻增产的重要措施。近年来,种子质量事故时有发生,给社会和个人造成了一定的经济损失。作者现将提高杂交水稻种子质量的技术措施介绍如下。一、选择好的亲本,基地供种实行一步到位每年2月中旬,种子生产公司经营负责人及检验人员,仓库保管根据海南分户纯度鉴定结果彻底清仓,把不符合标准的亲本清出仓,同时按照种子检验规程对符合制种的亲本再次进行净度 The purity of hybrid rice seeds is directly related to the hybrid advantages play to ensure the purity of seeds is an important measure to ensure hybrid rice yield. In recent years, seed quality accidents have occurred, causing certain economic losses to the society and individuals. The author will now improve the quality of hybrid rice seeds technical measures are described below. First, the choice of a good parent, the base for the implementation of one-step implementation In mid-February each year, the seed production company operating the responsible person and inspectors, storage according to the Hainan household purity identification results of a thorough clearance of non-compliant parents out of the warehouse, At the same time in accordance with the rules of seed testing to meet the seed production of the parent once again clarity