双季茭白新品种余茭4号品比试验初报  

Variety Comparative Test for New Double Seasons Variety of Zizania aquatica L.Yujiao No.4

作　　者：符长焕 翁丽青 郑春龙 刘宝法 

机构地区：[1]余姚市农业科学研究所,浙江余姚315400 [2]余姚市河姆渡镇农技站,浙江余姚315414

出　　处：《湖南农业科学》2011年第12期111-113,120,共4页Hunan Agricultural Sciences

基　　金：国家星火计划(2007EA701007)

摘　　要：余茭4号是从浙茭2号优良变异单株中筛选出来的双季茭白新品种,以当地茭白主栽品种为对照,在2008～2011年进行了双季茭白3个生长周期的品比试验。结果表明:余茭4号株型高大,分蘖力中等,秋茭产茭时间较浙茭2号明显推迟,夏茭产茭时间与浙茭2号相近,个型大、商品性好、产量高,胡麻斑病叶发率低,是一个综合性状表现优良的双季茭新品种。Yujiao No.4 is a new double seasons Zizania aquatica L. variety, which was selected from quality variant plant of Zhejiao No.2. Taking local main cultivar of Zizania aquatica L. as control, a variety comparative test for double Zizania aquatica L. in three growth periods was conducted from 2008 to 2011. The results showed that Yujiao No.4 has tall and large plant type and medium tillering ability; its harvest time for autumn Zizania aquatica L. obviously delayed than that of Zhejiao No.2, but the harvest time for summer Zizania aquatica L. was close to that of Zhejiao No.2; it has large Zizania aquatica L. with great marketability, high yield and low incidence of Helminthosporium leaf spot. Therefore, Yujiao No.4 is a new double seasons Zizania aquatica L variety with great comprehensive characteristics and performances.

关 键 词：余茭4号 秋茭 夏茭 生长表现 抗病性 

分 类 号：S645.2[农业科学—蔬菜学]