四川棉花区试品种枯、黄萎病抗性鉴定与评价  

Evaluation of Resistance to Fusarium wilt and Verticillium wilt of Cotton Varieties in Sichuan Provincial Regional Trial

作　　者：曾华兰[1] 何炼[1] 叶鹏盛[1] 李琼芳[1] 韦树谷[1] 

机构地区：[1]四川省农业科学院经济作物研究所,四川简阳641400

出　　处：《云南农业大学学报》2005年第6期867-870,共4页Journal of Yunnan Agricultural University

基　　金：四川省"十五"育种攻关项目(2001-01-07)

摘　　要：四川棉花区试品种对棉枯、黄萎病有较高的抗性水平,品种的抗病性在逐年提高.2001～2004年参加四川省区试的66个新品种中,抗病性指标达到四川省品种审定标准(抗枯、耐黄)的有38个,占总参试品种的57.6%.其中,抗枯、抗黄的双抗品种有川99-1890,02-9,02-140,00-160,川99-1892,01-243,2K-Y2和SG-39共8个.通过鉴定,推荐的4个抗病品种通过四川省品种审定.The resistance to Fusarium wilt and Verticillium wilt of cotton varieties in Sichuan provincial regional trial was evaluated from 2001 to 2004. These varieties were resistant to wilt diseases at higher degree, and the resistance was gradually improved year after year. Of 66 varieties in the trials, 38 varieties were resistant to Fusarium wilt and resistant or tolerant to Verticillium wilt, which were accessible to the resistance criterion of cotton variety approval in Sichuan. Of them, Chuan99-1890, 02-9, 02-140, 00-160, Chuan99-1892, 01-243, 2K,Y2 and SG-39 were resistant to both Fusarium wilt and Verticillium wilt. 4 varieties have been approved based on this resistance evaluation.

关 键 词：棉花品种 棉枯萎病 棉黄萎病 抗性鉴定 

分 类 号：S432.621[农业科学—植物病理学]