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舟曲和关山林区华北落叶松病虫害种类与防治 被引量:10

The Control Technology of Insect Pests and Diseases Species of Larix principis-rupprechtii in Zhouqu and Guanshan Forest Areas
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摘要 以甘肃舟曲和关山林区华北落叶松人工林为研究对象,开展了病虫害种类、发生特点、发生原因及防治技术研究。结果表明:1)华北落叶松病害主要有枝叶、枝梢和根系等3种类型7种病害,害虫主要有针叶、枝梢和蛀干等3种类型5种害虫,从种苗检疫、适地适树、树种配置、森林抚育等方面分析出了主要病虫害为害特点和引起的原因。2)根据华北落叶松主要病虫害类型,提出了病虫害预测预报技术、营林防治技术和化学防治技术等综合防治技术。 Taking the plantation on Larix principis-rupprechtii in Zhouqu and Guanshan forests of Gansu Province as the research object, the insect pests and diseases、occurrence characteristics、causes and control techniques of Larix principis-rupprechtii plantation were studied. The results showed that: 1) The main diseases of the plantation of Larix principis-rupprechtii are 7 species of 3 types, such as branches and leaves, shoots and roots;The main insect pests are needles、shoots and trunk borers, such as 5 species of 3 types, the characteristics and the causes of main insect pests and diseases were analyzed from the aspects of seedling quarantine, suitable site for trees, tree species allocation and forest tending. 2) According to the main insect pests and diseases types of Larix principis-rupprechtii, the integrated control technologies such as the prediction and forecast of insect pests and diseases technology, forestry management technology and chemical control technology were put forward.
作者 马存世 陈翠莲 魏强 李振家 张大凯 李银舟 王建华 伏君平 MA Cun-shi;CHEN Cui-lian;WEI Qiang;LI Zhen-jia;ZHANG Da-kai;LI Yin-zhou;WANG Jian-hua;Fu Jun-ping(Gansu Academy of Forestry,Lanzhou 730020,China;Gansu Bailongjiang Chagangliang ProvincialNature Reserve Bureau,Zhouqu Gansu 746300,China;Pingliang Guanshan Forestry Survey and DesignTeam,Huating Gansu 744100,China)
出处 《甘肃林业科技》 2019年第2期44-48,共5页 Journal of Gansu Forestry Science and Technology
基金 甘肃省林业科技项目(2017kj020)
关键词 华北落叶松人工林 病虫害 防治技术 the plantation of Larix principis-rupprechtii the insect pests and diseases control technology
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