摘要
杨树烂皮病是常见病和多发病,对杨、柳、榆等树种危害极大,是西宁市最为严重的一种病害。通过常用药剂及无公害新型植物源药剂"树乐"对比试验,发现"树乐"防治效果超过常规的杀菌剂,用药10d后病情得到控制,病斑处开始愈合,年平均愈合0.48cm,可作为防治杨树烂皮病的替代药剂进行推广。
Valsa sordida ,which is a common and frequently-occurring disease of poplar,have done great harm to poplar ,willow,elm and other trees.Valsa sordida is the most serious disease in Xining City.Through comparison test of a kind of new pollution-free botanical pharmacy taken from plant resources-“Shule”,it found that the control effect of “Shule”exceed the conventional bactericides.State of an illness was controlled 10 days later.The healing of the lesion begins to heal;the annual average healing is 0.48 cm.“Shule”can be promoted as alternative pharmacy to control Valsa sordida .
出处
《防护林科技》
2015年第9期60-61,88,共3页
Protection Forest Science and Technology
关键词
杨树烂皮病
植物源
药剂
防治
Valsa sordida
plant resources
pharmacy
control
