摘要
甘肃连城国家级自然保护区植物种类丰富,主要保育了我国的青扦和祁连圆柏天然林。为掌握保护区内主要林业病害的基础数据,开展了对应的防控工作,自2018年6月至2020年10月对保护区内主要木本植物进行了病害调查。结果显示:保护区内林木病害种类总共有46种,其中叶部的病害有33种、枝干的病害有13种,主要是各种植物的叶斑病、叶锈病、溃疡病、腐烂病和枝枯病。其中发生严重的病害主要是杨树腐烂病、杨树叶锈病和青海云杉叶锈病,为此,提出了应采取相应的人工措施以干预病害的暴发。
Liancheng National Nature Reserve is rich in plant species,mainly preserving the natural forests of the Picea wilsonii and Juniperus przewalskii in China.In order to understand the plant disease characters and to conduct related control works,investigations of main diseases were surveyed during June of 2018 and October of 2020.As a result,46 diseases were discovered,including 33 species of leaf diseases and 13 species of branch diseases,mainly as leaf spots,rusts,cankers and diebacks.Of these,polar canker(Cytospora chrysosperma),polar leaf rust(Melampsora larici-populina),and spruce needle rust(Chrysomyxa qilianensis)diseases are serious and need to be controlled.
作者
满自红
李文涛
付殿霞
Man Zihong;Li Wentao;Fu Dianxia(Gansu Liancheng National Nature Reserve Administration,Lanzhou,Gansu 730199,China)
出处
《绿色科技》
2022年第11期152-155,共4页
Journal of Green Science and Technology
关键词
林木病害
病原菌
分析
forest diseases
pathogens
analysis
