학술논문

河南草莓褐色叶斑病病原菌的鉴定及防治药剂筛选 / Pathogenic Bacteria Isolation and Identification of Brown Leaf Spot on Strawberry in Henan Province and Screening of Control Fungicides
Document Type
Academic Journal
Source
中国蔬菜 / China Vegetables. (11):63-68
Subject
草莓
褐色叶斑病
病原鉴定
EC50
杀菌剂
防效
strawberry
brown leaf spot
pathogen identification
fungicide
control effect
Language
Chinese
ISSN
1000-6346
Abstract
为明确河南草莓主产区草莓褐色叶斑病的病原菌种类,筛选安全有效的杀菌剂,利用组织分离法从河南草莓病株上分离纯化得到草莓褐色叶斑病的病原菌,并对6种杀菌剂进行筛选和防效评价.经形态学和分子生物学鉴定该病原菌为Pilidium concavum.6种杀菌剂中以450 g·L-1 咪鲜胺水乳剂抑菌效果最好,对草莓褐色叶斑病的防效达到83%,其EC50 为2.4497 mg·L-1,可作为河南草莓褐色叶斑病田间防治的候选药剂.