摘要
本文着重介绍了我国北方草原几个主要类型区牧草害虫的种类、分布和为害,各类草场害虫的优势种群和发展趋势,为草原害虫的防治提供了科学依据。
We investigated into the kinds ,distribution and harmfulness of pests at major typical areas in the northern grassland of China, and domonant populations and developmental tendency in various typical pasture. The results of investigation may provide scientific basis for the prevention,control and elimination of pests.
出处
《中国草地》
CSCD
1993年第4期60-63,70,共5页
Grassland of China
关键词
草原
害虫
种类
herbage pest, dominant population, grassland type.
