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湿地松(Pinus clliottii E.)、火炬松(Pinus taeda linn)具有速生、丰产、抗瘠薄、抗松毛虫等优良特性,因而深受群众欢迎。但随着较大面积人工纯林的出现,松赤枯病为害逐渐发生,并有扩展趋势,在某些地区和林场发病已很严重,成为我省发展湿地松、火炬松造林中一个亟待解决的课题。1981年4月下旬我们到安吉东风林场龙山分场实地进行调查,并对病原作了初步观察与
Pinus clliottii E. and Pinus taeda linn are popular among the public for their excellent characteristics such as fast growing, high yield, barren resistance and anti-caterpillar. However, with the emergence of a large area of artificial pure forest, the occurrence of pine red blight gradually occurred, and there is an expansion trend. In some areas and forest farms have been very serious and become an urgent need for afforestation of the Pinus elliottii and Pinus taeda in our province The subject. In late April 1981, we went to Longshan Branch of Dongfeng Forest Farm in Anji to carry out a survey on the spot and made preliminary observations on the pathogen