Characteristic damage of Monochamus alternatus inoculated under the bark of pine trees.
Author of the article:LAI Yan-Xue
Author's Workplace：(Forest Disease and Pest Control Station of Ningbo City, Ningbo, Zhejiang Province 315000，China)
Key Words：Monochamus alternatus Hope; pine trees; pine wilt disease
Abstract：Characteristic damage of the pine-sawyer Monochamcas alternatas in pine trees was surveyed by using the method of inoculating eggs and larvae under the bark of healthy pine tress. The result showed that the average mortality rate of pine trees is 4