关键词: 鼠害, 成灾原因, 控制对策

Abstract:

　【Abstract】　The areas damaged by rodent reached about 35.2 million hm2/year, involving 144 million farmers. Affected by grassland rodent, 6.8 billion kg pasturage reduced per year, which was equivalent to the annual herbage?in?take of 47 million sheep. The damage of rodent to grassland appeared fluctuation tendency. Such control methods as early?warning monitoring, bait stations, biological control and infertility control technology played an increasingly important role.

Key words: Rodent, Disaster cause, Control strategy