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马尾松毛虫(Dendrolimus punctatus Walker)是我国森林最严重的大害虫,它分布的区域地跨南北十三个省(区),海南虽然没有马尾松自然分布,但也有马尾松毛虫分布危害,国内报导有关松毛虫的资料很多,但对海南马尾松毛虫的生活史和消长规律未见报导。海南在祖国的南端,地处热带,没有严冬,全年各月平均温度都在16℃以上,气候适宜,松毛虫全年均能生长发育,不受低温
Dendrolimus punctatus Walker is one of the most serious pests in the forest of our country. Its distribution area crosses thirteen provinces in North and South China. Although there is no natural distribution of Pinus massoniana in Hainan, it is also distributed in China. There is a lot of information about the pine caterpillars, but there is no report about the life history and the growth and decline of the pine caterpillars in Hainan. Hainan in the southern tip of the motherland, is located in the tropics, there is no winter, the average temperature throughout the year are above 16 ℃, the climate is suitable for growth and development of pine caterpillars year round, without the low temperature