论文部分内容阅读
1999年 1 1月 ,从省森林病虫害检疫站送检的松木样本内发现大量类似松材线虫( Bursaphelenchus xilophilus)的同一种线虫。 1 2月上旬笔者随省森检站领导到病区现场调查 ,发现松树的死亡症状和当地森检站介绍的树木死亡速度均与松材线虫危害相同。从疫林取样本 8份 ,室内分离获
In January 1999, a large number of the same species of nematodes similar to Bursaphelenchus xilophilus were found in pine samples submitted from the Provincial Forest Pest and Disease Quarantine Station. In the first ten days of February, the author led the provincial inspection station to the ward site survey and found that the death symptoms of pine trees and the death rate of trees introduced by the local forest inspection station were the same as that of the pine wood nematode. 8 samples from the epidemic, indoor separation