空育131水稻分蘖消长与叶龄进程的调查分析  

Investigation about Tillering Growth and Decline and Leaf Age Process of Kongyu 131

作　　者：李广惠[1] 

机构地区：[1]黑龙江省汤原县农业技术推广中心,黑龙江佳木斯154700

出　　处：《垦殖与稻作》2003年第5期6-8,共3页Reclaiming and Rice Cultivation

摘　　要：利用6a的时间,对空育131的生育进程、分蘖消长规律、出叶周期以及产量性状进行调查分析,比较详细地描述了该品种在上述方面的一般性规律,进而明确了穗分化的两个关键时期,提出了该品种高产的主攻方向。Growth process,regular of tillering growth and decline,period of growing leaf and yield character have been investigated and analyzed for six years and their general regulars are stated in detail.Then the two key periods of fringe differentiation are found out.So refer to the main study direction for high yield on this variety.

关 键 词：空育131 水稻 分蘖消长规律 叶龄 出叶周期 产量性状 穗分化 品种 

分 类 号：S511[农业科学—作物学]