宁夏罗山国家级自然保护区植被类型调查

Investigation on Vegetation Types In Ningxia Luoshan National Nature Reserve

在宁夏罗山国家级自然保护区设立植被监测点,开展野外植被调查,通过结果分析,将保护区植被类型划分为3个植被型纲、5个植被型亚纲、8个植被型组、10个植被型、44个群系;植被划分为森林、灌丛、草原、草甸四大类,森林的建群种是青海云杉、油松;灌丛的建群种有华北紫丁香等;草原建群种有大针茅等。

By setting up vegetation monitoring stations and conducting field vegetation survey,the vegetation types in the reserve were divided into 3 vegetation types,5 vegetation types,8 vegetation types,10 vegetation types and 44 groups.The vegetation was divided into 4 categories,including forest,shrub,grassland and meadow.The group species of forest had Picea crassifolia Kom.and Pinus tabuliformis Carrière;the group species of shrub had Syringa oblata Lindl.and etc.;the group species of grassland had Stipa grandis P.Smirn.and etc..