摘要
河北杨皱叶病是由河北杨瘿螨(Eriophyes dispar Nal.)引起,在包头市1年发生3代,皱缩团初期绿色,后渐变为红褐色或紫红色。试验通过5种化学药剂对其进行防治研究,取得很好的防效。
Hebei poplar wrinkled leaf disease is caused by g all mite（Eriophyes dispar Nal.）, Three generations a year in Baotou. shrinking and green early, gradient for reddish or purple, research on the prevention and control by 5 kinds of chemicals, and we obtained the very good control effect.
出处
《内蒙古农业科技》
2015年第5期52-53,73,共3页
Inner Mongolia Agricultural Science and Technology
关键词
河北杨
皱叶病
化学防治
Hebei Yang
Wrinkled leaf
Chemical control
