摘要
河北省截至2019年10月主要林业有害生物发生面积470493.33hm^2,其中鼠(兔)害发生面积24526.67hm^2,同比下降3.74%,危害程度为中、轻度。经过几年的有效防治,鼠(兔)害发生趋于稳定。预测2019年秋冬季、2020年春季森林鼠(兔)发生面积在4000hm2左右,与2019年实际发生面积基本持平,针对鼠(兔)发生情况,河北省林业部门应进一步搞好鼠(兔)害调查,加强技术培训,遵循无公害生物防治原则,有效地保护好林地生态资源安全。
Up to October 2019, the main occurrence area of forest pests in Hebei Province is 470493.33 hectares,including 24526.67 hectares of rat(rabbit) damage,a year-on-year decrease of 3.74%,and the degree of damage is moderate and mild. After several years of effective control,the occurrence of mice(rabbits)tends to be stable. It is predicted that the winter area in 2019 and spring area in 2020 will be about 4000 hectares,basically the same as that in 2019.
作者
郑海红
张计彬
苏江慧
ZHENG Hai-hong(Laiyuan Natural Resources and Planning Bureau,Laiyuan,Hebei 074300,China;Xingtai Natural Resources and Planning Bureau,Xingtai,Hebei 054000,China;Pingshan Forestry Technology Promotion Station,Pingshan,Hebei 050400,China)
出处
《河北林业科技》
2019年第4期31-32,共2页
Journal of Hebei Forestry Science and Technology
