摘要
本文对白龙江舟曲林业局森林资源进行调查。结果表明,该区域森林资源总面积为106 189.6 hm^2,以有林地和灌木林地为主,两者合计占总林地的94.91%;森林覆盖率在46.45%~74.64%之间,其中沙滩林场最高,憨班林场最低;乔木林主要以松科和杨柳科等为优势种,占总乔木林的80%以上;灌木树种以小檗科、杨柳科和蔷薇科为主,占总灌木的80%以上。
The forest resources in Zhouqu Forestry Bureau of Bailong River were investigated.The results showed that the total area of forest resources in this area was 106 189.6 hm^2,mainly consisting of woodlands and shrub woodlands,which together accounted for 94.91% of the total forest lands.The forest coverage rate was between 46.45% and 74.64%,among which the Shatan Forest Farm was the highest,and the Hanban Forest Farm was the lowest.The dominant species of arbor forests were mainly Pinaceae and Yangliaceae,accounting for more than 80% of the total arbor forests.Shrub tree species were mainly Berberaceae,willow and Rosaceae,accounting for more than 80% of the total shrub.
作者
黄昆
奚淑
HUANG Kun;XI Shu(Institute of Forestry Science,Bailongjiang Forestry Management Bureau of Gansu Province,Lanzhou Gansu 730070;Gansu Bailong River Forest Ecosystem National Positioning Observation and Research Station;Gansu Bailong River Ecological Monitoring and Forestry Investigation and Planning Institute)
出处
《现代农业科技》
2020年第5期118-118,124,共2页
Modern Agricultural Science and Technology
基金
甘肃省林业科技项目(2015kj048,2015kj045,2016kj058)。
关键词
白龙江舟曲林业局
森林资源
结构
特征
Bailong River Zhouqu Forestry Bureau
forest resources
structure
characteristic
