定安县林业有害生物发生情况调查分析
摘 要 为全面掌握定安县林业有害生物的发生与为害情况，满足科学防治和生态文明建设的需要，于2016年12月至2017年10月，对定安县区域内的天然林、人工林以及花卉、苗木、种实、果品、木材及其制品展开调查。调查结果经鉴定，林业有害生物46种，其中害虫21种，发生面积为1 318.20 hm2；病害23种，发生面积为1 733.20 hm2；有害植物2种，发生面积为86.67 hm2。在分析定安县林业有害生物的发生、防控现状的基础上，提出应加强植物检疫工作、提升监测预警能力和壮大林业有害生物防治队伍的建议。
关键词 林业有害生物 ；普查 ；定安县
中图分类号 S763 文献标识码 A Doi：10.12008/j.issn.1009-2196.2018.10.018
Abstract In order to comprehensively grasp the occurrence and damage situation of forest pests in Ding"an County and meet the needs of the scientific control of the forest pests and the construction of ecological civilization， a survey of forest pests were conducted in the natural forests， plantations， flowers， seedlings， seeds， fruits， wood and their products in Ding"an， Hainan from December in 2016 to October 2017. The results showed that there were 46 species of forest pests， of which there were 21 species of pest insects with an area of 1318.20 ha， 23 diseases with an area of 1733.20 ha， and 2 harmful plants with an area of 86.67 ha. The current situation and occurrence of forest pests in Ding"an were analyzed， based on which some suggestions were put forward， such as strengthening of the plant quarantine work， enhancing of the monitoring ability and strengthening of the forest pest control team.
Keywords forest pest ； survey ； Ding"an county
我国林业有害生物危害已成为一种自然灾害，其发生具有潜伏性、传播性和周期性等特点，在生态建设和林业产业发展过程中，对地区生态安全构成巨大威胁，对地区经济发展造成巨大损失，被称为'不冒烟的森林火灾“[1-2]。海南省位于中国最南端，森林面积为2.14万km2，森林...
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