户县“三化一片林”绿色家园建设主要树种常见病虫害防治

The Common Diseases and Pests Prevention and Control of the Main Tree Species in Huxian Greening Movement

对户县2011-2015年"三化一片林"绿色家园建设工程度主要病虫害进行了调查,发现主要病害有白粉病、流胶病、煤污病,主要害虫有蚜虫类、蚧壳虫类、金龟子类、红蜘蛛类、大袋蛾、黄刺蛾等,提出了相应防治技术措施。

Based on the Huxian＇s greening movement by planting trees in villages and surrounding are- as as well as along ditches and roads from 2011-2015, disease and pests infecting the trees were in- vestigated. It has been found that main diseases infecting the trees are powdery mildew, gummosis and sooty mould; the main pests attacking trees are aphid, scale insect, Scarabaeoidea; Starscream; Cryptothelea variegate Ellen and Cnidocarnpa flavescens. Correspondin; measures to control wer;developed.