剪叶处理对甘蔗亲本开花影响初探  

Effect of leaf cutting on flowering of sugarcane parents

作　　者：周峰[1] 张垂明[1] 胡后祥[1] 黄忠兴[1] 王勤南[1] 吴其卫[1] 符成[1] 金玉峰[1] 刘少谋[1] 

机构地区：[1]广州甘蔗糖业研究所海南甘蔗育种场,海南三亚572025

出　　处：《广东农业科学》2011年第2期25-26,共2页Guangdong Agricultural Sciences

基　　金：现代农业产业技术体系建设专项(nycytx-24-01-02);广东省甘蔗种质资源库建设项目(2005B60301035)

摘　　要：对12个早、中花甘蔗亲本品种(系)进行剪叶处理,调查剪叶处理对甘蔗开花情况的影响。结果表明:剪叶处理对甘蔗开花的影响效应因品种不同而各异,可能使花期推迟或提早;影响程度也因品种不同而各异;绝大多数甘蔗品种(系)经过剪叶处理后,其抽穗率都不同程度降低。In this experiment,12 early and moderate flowering sugarcane varieties＇leaf were cutted,and condition of sugarcane flowering were studied.The results showed that,the effect on flowering of sugarcane were discrepant for different veraties,the flowering time maybe advanced or deferred.The influence degree on flowering time was discrepant for different veraties.After leaf cutting,most sugarcane varieties＇earing rate decreased at different degree.

关 键 词：甘蔗亲本 剪叶处理 花期 抽穗率 

分 类 号：S566.1[农业科学—作物学]