黄芩灰霉病发生规律及药效试验  

Study on Occurrence Regularity and Control of Scutellariae Botrytis

作　　者：张新燕[1] 刘海光[1] 赵淑珍 李世[1] 苏淑欣[1] 吴晓刚[1] 

机构地区：[1]河北旅游职业学院生物工程系,河北承德067000 [2]承德市园林管理局,河北承德067000

出　　处：《北方园艺》2010年第13期209-211,共3页Northern Horticulture

基　　金：承德市科技局指令计划资助项目(200711021);承德市科技局指导计划资助项目(200821025)

摘　　要：对黄芩灰霉病在承德地区的发病规律进行了系统的调查。结果表明:黄芩灰霉病有2种危害型,即普通型和茎基腐型,病害的发病高峰期为6月上、中旬,随着降雨量的增加,枯枝率增加,田间降雨量与枯枝率呈正相关。采用地上喷雾法进行初步药剂防治,70%灰霉速克WP 60g/667m2防治效果达到76.43%、50%灭霉灵WP 100 g/667m2的防效达76.21%。According to the systematic research on the pathogenesis regularity of Scutellariae botrytis in Chengde,there were two damage types-ordinary type and stem rot type,and the peak season of incidence was mid-June;especially along with more rainfall,the withered foliage increased more and more（the rainfall amount and the foliage-withering rate was positive correlation）.Adopting over-ground atomizing method to test.The results indicated that 70% pyrimephanil and phiram WP 60 g/667m2,could makde the curing rate to be 76.43%,50% thiram and iprodione WP 100 g/667m2 76.21%.

关 键 词：黄芩灰霉病 发生规律 药效试验 

分 类 号：S435.672[农业科学—农业昆虫与害虫防治]