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近年来舟山地区的定海、普陀两县黑松死亡现象严重。自南京中山陵园发现松材线虫危害,造成黑松萎蔫大量死亡以来,国内不少地区都提出松树大面积死亡报告,唯舟山地区地处东南沿海,对外交流频繁,又系黑松林,是否由松材线虫危害所致,已引起各方面的关注。为此,我会特邀了省内外专家于1986年8月底进行了现场会诊和病原分离鉴定工作,以探讨黑松死亡原因,寻求有效防治措施。一、考察方法考察组首先听取了舟山地区、定海县关于黑松死亡情况的介绍;然后由程瑚瑞先生介绍松材线虫危害及识别;最后进行现场考察并伐倒枯死木解析,取样进行室内解剖镜检。
In recent years, Zhoushan area Dinghai, Putuo two counties Picea died serious. Since pine wood nematode was discovered in Zhongshan Cemetery in Nanjing, a large number of deaths of pine trees have been reported in many areas in China. The Zhoushan Mountain is located in the southeast coast of the country. It has frequent exchanges with the outside world and is dominated by black pine forests. Nematode caused by the harm, has caused all aspects of concern. To this end, I will invite experts from both inside and outside the province to conduct on-site consultation and identification of pathogens at the end of August 1986 to investigate the causes of death and to seek effective prevention and treatment measures. First, the inspection methods The inspection team first heard the Zhoushan area, Dinghai County on the black pine death presentation; and then introduced by Mr. Cheng Huurui pine wood nematode hazards and identification; and finally on-site investigation and dead down dead wood analysis, sampling for indoor dissecting Check