早熟大白菜新品种汴早九号的选育  

Breeding of Bianzao No.9,a New Early-maturing Chinese Cabbage F1 Hybrid

作　　者：冯健起 丁聪 生园园 李政扬 袁景华 FENG Jianqi;DING Cong;SHENG Yuanyuan;LI Zhengyang;YUAN Jinghua(Kaifeng Vegetable Science Research Institute,Henan 475000)

机构地区：[1]河南省开封市蔬菜科学研究所,475000

出　　处：《长江蔬菜》2022年第20期35-37,共3页Journal of Changjiang Vegetables

基　　金：河南省重点研发专项(优质特色蔬菜新品种选育与示范,221111110100)。

摘　　要：汴早九号是开封市蔬菜科学研究所选育的早熟大白菜一代杂交品种,由2个自交不亲和系早85和345×东二配制而成。成熟期60~65 d,植株半直立,株型紧凑,叶球矮桩叠抱,倒卵圆形。高抗病毒病,抗霜霉病和软腐病。适合河南、河北、山东等地区秋季露地及大棚栽培,每667 m^(2)种植2200株左右,产量4000~4500 kg。Bianzao No.9 is an Fhybrid of early-maturing Chinese cabbage selected and bred by Kaifeng City Vegetable Science Research Institute.It is developed from two self-incompatible species Zao 85 and 345×Dong No.2.It takes 60-65days from sowing to maturity.The cabbage is semi-erect and compact,and its inner leaves are overlapping and presents an inverted ovoid shape.It is highly resistant to virus diseases,and resistant to downy mildew and soft rot disease.It is suitable for open filed and greenhouse cultivation in autumn in Henan,Hebei and Shandong,and the suitable planting density is about 2200 plants/667 m^(2) with the yield of 4000-4500 kg.

关 键 词：大白菜 汴早九号 一代杂交 

分 类 号：S634.1[农业科学—蔬菜学]