杂交水稻新品种Ⅱ优633高产制种技术  

High-yielding Seed Production Techniques for New Hybrid Rice Combination II You 633

作　　者：董练飞[1,2] 游晴如[2,3] 杨东[2,3] 张水金[2,3] 涂诗航[2,3] 周鹏[2,3] 黄俊明[1,2] 董瑞霞[2,3] 王志赋[2,3] 

机构地区：[1]中国海峡人才市场人才服务中心,福建福州350001 [2]福建省农科院水稻研究所,福建福州350018 [3]福州国家水稻改良分中心,福建福州350018

出　　处：《福建稻麦科技》2010年第3期23-25,共3页Fujian Science and Technology of Rice and Wheat

基　　金：公益性行业专项"南方早籼稻品质改良与抗逆栽培技术研究与示范(华南稻区)"(nyhyzx07-001-05);福建省科技重大专项"粮食作物育种技术研究"(2008NZ001-1);福建省财政专项--福建省农业科学院科技创新团队建设基金资助(STIF-Y04)

摘　　要：介绍了Ⅱ优633亲本的特征特性,结合3a制种实践,总结其高产制种技术应抓好几个环节:选好基地、确定抽穗扬花期和父母本播差期、培育多蘖壮秧、合理密植、加强肥水管理、科学赶粉、去杂保纯、适时收割等。Characteristics of parents for new hybrid rice combination II You 633 was introduced and its high-yielding seed production techniques were summarized based on producing practice of 3 years.Several techniques were shown as follows：choosing good seed production base,determining heading stage and sowing time of parents,cultivating strong multiple-tillering seedlings,transplanting rational density,improving fertilizer and water management and scientific pollination,removing miscellaneous plants and harvesting timely.

关 键 词：杂交水稻 Ⅱ优633 亲本特征特性 高产制种技术 

分 类 号：S511.21[农业科学—作物学]