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近几十年来中国森林病虫害的发生面积逐年递增,危险性病虫害不断出现。森林病虫害每年给我国造成的直接经济损失达数十亿元,对生态环境的破坏更是难以估量。由于社会经济和科技发展的局限性,过去人们在控制森林病虫灾害的过程中,总存在着被动抗灾的思想意识,往往在森林病虫害暴发成灾后,再筹集巨额资金救灾。现主要针对我国森林病虫害发生的特点进行简要分析,并提出相应的预防措施。
In recent decades, the occurrence area of forest pests and diseases in China has been increasing year by year, with the emergence of dangerous pests and diseases. The direct economic losses caused by forest pests and diseases to our country each year amount to several billion yuan, and the damage to the ecological environment is even more difficult to measure. Due to the limitations of socio-economic and technological development, in the past, people always had the ideology of passive disasters in the control of forest pests and disasters. They often raised huge amounts of funds after the outbreak of forest pests and disasters. Now mainly for the characteristics of forest pests and diseases in our country a brief analysis, and put forward corresponding preventive measures.