【摘要】 <正> 一、哲盟草原生态系统的现状哲里木草原位于我国草原带的东端,分布于松辽平原的西南部和大兴安岭的东南山麓,是内蒙古高原递降到西辽河平原的斜坡和西辽河平原。属半湿润、半干旱气侯类型,大陆性气侯特征较明显。年平均温度5～6℃,大于0℃的年积温3,000～3,400℃,无霜期130～150天,年降水量330～459mm。哲里木草原生态地理条件复杂,水热资源丰富,植物种类繁多,有野生植物900种左右,其中饲用植物约438种。按植物地形学分类法,草场类型有山地草甸、山地草原、草甸草原、干草原、低湿地草甸、沼泽草甸和更多还原

【Abstract】 According to the principle of grassland ecological system,this artical has analtsed the Zhelimu grassland ecological system,and pointed out that taking the combination of macroscopic management with the concrete measure of regulating the relationship between producer and consumer is a effective way for protecting and reasonable using the ecological system and achieving the best economical effect.更多还原