摘要
对陕北天然草场的植物种类组成、地域分布和群体生产力进行了调查和分析 ,将本区草场资源划分为 6个类型 :干草原草场、草甸草原草场、草本半灌木草场、灌木草丛草场、低湿地草甸草场及农林隙地杂类草草场。根据各类草场利用中存在的问题 ,提出了合理开发和改良的措施。
The investigation and analysis of natural grassland in North Shaanxi were conducted throughout the species composition,region distribution and community productive forces.The grassland resources were distributed six types:dry grasslands grassland,grassy marshland grassland,herbaceous half bush grassland,bush grass growth grassland,low and wet land grassy marshland grassland and agriculture and forestry unoccupied place weeds grassland.According to the problems of all kinds of grassland utilization,rational developed and improved measures were raised.
出处
《西北植物学报》
CAS
CSCD
2001年第2期368-372,共5页
Acta Botanica Boreali-Occidentalia Sinica
基金
国家"七五"重点科技攻关项目
关键词
陕北
天然草场
类型
改良
植被
North Shaanxi
natural grassland
types
improvement
