论文部分内容阅读
种子纯度是种子质量的基础和主要因素,去杂去雄期又是保证种子纯度的关键时期,几年来我县种子质量逐年提高,通过实践体会需要做好以下几个技术环节方面的工作; 1.继续抓好统一去杂和检查隔离区的工作,在前段去杂的基础上,母本去雄前要再统一组织一次去杂和高粱去保持系,彻底清除父母本中的杂株,特别是对父本行的去杂更要认真、严格、彻底(去雄期也不能忽视)隔离区也要认真的再复查一遍,注意死角和异种作物地块中的落生玉米、高粱。
Seeds purity is the basis of seed quality and the main factor, Going to go to the male is to ensure the purity of the seed during the crucial period, the county’s seed quality increased year by year in recent years, through practical experience need to do the following aspects of the technical aspects of the work; Continue to do a good job of unification and examination of the work of the quarantine area. On the basis of the previous study, the female parent should reorganize once again to go to the hybrids and sorghums to maintain the system and completely eliminate the parental offspring in the previous period. In particular, Is to go to the parent line to be more serious, strict, thorough (to the male can not be ignored) the area should be carefully re-examined again, pay attention to dead ends and heterogeneous crop plots of corn, sorghum.