摘要
白粉病是榛子的重要病害,具有发病快、传播快、危害严重的特点。通过对平榛白粉病药剂防治试验发现,平榛白粉病在抚顺市始发期为6月上旬至7月上旬,盛发期为7月中旬至9月下旬,末期为10月上旬至11月。平榛白粉病有效药剂防治效果最好的是12.5%腈菌唑1000倍液,施用7天后调查其防治效果达到57.6%,45%石硫合剂200倍液和15%三唑酮400倍液防治效果分别为51.2%、51.7%。
Powdery mildew is an important disease with hazelnut,rapid onset,spread fast,serious harm characteristics of.The hazelnut powdery mildew testing found,Corylus heterophylla powdery mildew in Fushun city starting period for June to early July,flourishing period in the middle of July to late September,stage of 10 month to month l1.Effect of chemical control of powdery mildew of Corylus heterophylla effective best is 12.5% myclobutanil 1000 times liquid,use 7 days later to investigate its control effect reached 57.6%,45% and 15% 200 times solution LSSS three Triadimefon 400 times fluid control effect were 51.2%,51.7%.
出处
《中国林副特产》
2012年第6期38-39,共2页
Forest By-product and Speciality in China
关键词
平榛
白粉病
发病规律
药剂
防治效果
Corylus heterophylla
Powdery mildew
Pathogenesis
Pharmacy
Control effect
