苹果煤污病发生规律及其防治  

Occurring law and controlling of gloeodes pomigena of apple

作　　者：张宏辉[1] 孙丙寅[2] 裴红波[1] 

机构地区：[1]杨凌职业技术学院科研处,陕西杨陵712100 [2]杨凌职业技术学院林学系,陕西杨陵712100

出　　处：《河南科技大学学报（农学版）》2003年第2期17-19,共3页

基　　金：陕西省农业科学试验示范基地资助项目(2001-539)

摘　　要：通过果实套袋和药剂防治试验对苹果煤污病发生规律和防治效果进行了研究。结果表明:苹果煤污病的发病规律,始发于5月中旬,7月中旬至8月中旬达到盛期,到9月中、下旬后,该病活动基本停止。在药剂防治试验中效果较好的为50%多菌灵可湿性粉剂800倍液、1000倍液和50%甲基托布津可湿性粉剂800倍液,其相对防治效果分别为87.5%,85.7%和84.5%。The occurring law and controlling of Gloeodes pomigena of apple were studied by the fruits covering with paper bags and chemical control. G.pomigena begins in the middle of May, reaches the peak period in the middle of July to the middle of August and stops in the middle and the last ten days of September. The control effect of 800,1 000 times 50% doujunling, 800 times 50% topsin M is higher than that of control test. The relative control effect is 87.5%, 85.7% and 84.5% respectively. 

关 键 词：苹果 煤污病 发生规律 防治 多菌灵可湿性粉剂 甲基托布津可湿性粉剂 

分 类 号：S436.611.1[农业科学—农业昆虫与害虫防治]