摘要
通过对核桃树（Juglans regin lina）的调查,发现了12种病虫害,其中病害5种,虫害7种,并初步了解了病虫害发生史和生物学特性,提出了相应的防治措施。
Lnvestigation on Juglans regia showed that there were 5 kinds of diseases and 7 sorts of pests in walnut trees, The life history and bionomics are analyced and control measures suggested.
出处
《陕西林业科技》
2002年第1期61-62,77,共3页
Shaanxi Forest Science and Technology
关键词
核桃树
病虫害
调查
防治
Walnut
disases and pests
investigation
control
