2002-2003年对不同发育期华山松球果的长度、直径及含水率进行了跟踪,并同期对危害华山松球果的种实害虫种类及危害情况进行了调查,共发现害虫7种,隶属于5科5属,主要的有5种。

2002-2003年对不同发育期华山松球果的长度、直径及含水率进行了跟踪,并同期对危害华山松球果的种实害虫种类及危害情况进行了调查,共发现害虫7种,隶属于5科5属,主要的有5种。的英文翻译

基本释义

• The length,diameter and water content of armand pine cones in different growth periods were trached and accordingly,the species and damage conditions of cone and seed insects were investigated during 2002-2003.Seven species belonging to 5 genera and 5 families were discovered.