杂交稻新品种臻优177高产制种技术

High-yielding Seed-producing Techniques of New Hybrid Rice Combination Zhenyou177

臻优177是用臻达A×成恢177配组而成的杂交水稻新品种,2017年通过福建省品种审定。介绍了杂交水稻臻优177高产制种技术措施:合理安排父母本播种差期,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○"、提高异交结实率,赶花技术及要求,严格去杂去劣、确保种子质量。

A new hybrid rice combination Zhenyou177 was derived from the cross between Zhenda A and Chenghui177, which was registered and released for commercial production by Fujian in 2017.This paper introduced high-yielding seed-producing techniques of Zhenyou177, which included creating optimum group structure by strong sprout and sowing at different stages of two parents to flowering period match, comprehensive prevention and control of disease, increasing to improve outerossing rate by spraying GA3 reasonable, and ensuring the quality of seeds by removing impurity.