摘要
通过对杂交中籼Ⅱ优 83 8高产制种技术的研究 ,总结出 6条主要技术措施 :确定父、母本播差期 ;改进育秧方式 ,提高秧苗素质 ;本田栽培管理与病虫害防治 ;花期预测 ,喷施“九二○”和人工辅助授粉 ;
Six main technical measures was mastered for high-yielding seeds production of medium indica hybrid rice II You 838 through the research on its techniques of seed production, shifting time of male and female parents seed sowing, the improvement of raising seedling, the enhancement of seedling quality , management and the control of diseases and pests in the field, the forecasting of flowering time, the spraying of chemicals '920' and artificial pollenation and the purification of hybrid seed.
出处
《安徽农业科学》
CAS
2000年第3期274-275,共2页
Journal of Anhui Agricultural Sciences
关键词
杂交中灿
Ⅱ优838
制种技术
产量
育秧
人工授粉
Medium indica hybrid rice, II You 838, Technique of high-yielding seeds production
