优质早熟耐热花椰菜新品种大暑的选育  

Breeding a New Cauliflower Variety Dashu with High Quality Early-Maturing and Heat-Resistant

作　　者：朱伯华 朱德雄 汪坤乾 喻朝霞 

机构地区：[1]武汉市农业技术推广站,武汉430016 [2]武汉市黄陂区土壤肥料工作站,武汉432200

出　　处：《湖北农业科学》2014年第12期2832-2834,共3页Hubei Agricultural Sciences

基　　金：武汉市科技攻关项目(201220822287)

摘　　要：大暑是由自交不亲和系04D-676-5-5-3-2和自交系05E-12-1配制而成的优质早熟耐热花椰菜(Brassica oleracea L.var.botrytis L.)一代杂交种。植株生长势强,株高一般为65 cm左右;叶片较深绿色,蜡粉多;中内叶较长,直立生长,保护花球;花球洁白且非常紧实,不散花、呈半圆状,成熟期一般为65 d,单球重1.3 kg左右;较抗黑腐病,抗霜霉病、软腐病等,耐热性强。目前大暑已在湖北、云南、安徽、湖南、甘肃、山东、江苏、浙江、河南、河北、辽宁、黑龙江等地大面积示范推广。Dashu is a new early-maturing and heat-resistant cauliflower （Brassica oleracea L. var. botrytis L.） hybrid F1, crossed self incompatible line 04D-676-5-5-3-2 with inbred line 05E-12-1. The plant graw vigorously with about 65 cm high and the dark green leaves were covered by more wax powder. Its inner leaves protected the ball by long and erect growth. The cauliflower curd was very white and tight and did not come loose flowers. The cauliflower was a semicircle, weighed 1.3 kg and the mature period was 65 days. It is resistant to black rot,downy mildew, soft rot, strong heat,etc. It has been extended in Hubei,Yunnan,Anhui,Hunan,Gansu,Shandong,Jiangsu,Zhejiang,Henan,Hebei,Liaoning,Heilongjiang,etc.

关 键 词：花椰菜(Brassica OLERACEA L var BOTRYTIS L ) 大暑 优质 早熟 耐热 选育 

分 类 号：S635.3[农业科学—蔬菜学] S334.2[农业科学—园艺学]