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臻优177是用臻达A与成恢177配组育成的杂交水稻新组合,2017年通过福建省品种审定。介绍了其高产制种技术措施,主要包括合理安排父母本播差期,培育壮秧、科学田管创建父母本高产群体,花期预测及调节,综合防治病虫,科学喷施“九二○”和赶花提高异交结实率和严格去杂去劣确保种子质量等。
Zhenyou 177 is a new combination of hybrid rice bred by Zhenda A and Chenghui 177, and passed the Fujian variety approval in 2017. The technical measures for high-yielding seed production are introduced, including the rational arrangement of parental sowing date, cultivation of strong seedlings, creation of high-yielding parental populations by scientific management, forecast and regulation of flowering period, comprehensive prevention and control of pests and diseases, scientific spraying of “September 20” And rush to improve the outcrossing rate and strict to go to the wrong place to ensure the quality of seeds.