协优559高产制种技术  

The Technique of Xieyou 559 Seeds Production with High Yield

作　　者：严国红 姚立生 孙明法 顾来顺 唐红生 王爱民 何冲霄 任仲玲 朱国永 

机构地区：[1]江苏省沿海地区农科所,盐城224002

出　　处：《安徽农业科学》2000年第3期293-293,304,共2页Journal of Anhui Agricultural Sciences

基　　金：江苏省科委资助项目

摘　　要：阐述了协优 5 5 9亲本的生物学特性 ,提出用叶龄余数和幼穗分化进程来预测协优 5 5 9制种的花期相遇 ,安全可靠。总结出3 .75t/hm2In this paper, the biological characteristics of the parents of hybrid rice Xieyou 559 were described. The forecasting method of flowering time, depending on the leaf age and young panicle differentiation, was present to ensure the safety of seed production. The components of yield structure for 3.75t/hm 2 was summarized.

关 键 词：杂交水稻 协优559 制种 叶龄余数 幼穗分化 产量 

分 类 号：S511.032[农业科学—作物学] S339.59