【摘要】 紫茎泽兰群体性侵占凉山草地26.64hm2,草地原植被遭到严重破坏,每年牧草减产5.17亿kg,牲畜死亡3360头(只),经济损失2101.6万元,人体健康受到严重威胁。其根源主要是草地监测系统不健全,草地管理不善,宣传认识不够,群体体系未形成。应依靠科技进步,多方筹资,加快制定建设、利用、保护草地的措施,用人工控除,放飞泽兰实蝇,喷洒草甘膦,种植多年生牧草,建立隔离带等方法控制轻害区,围歼重灾区,集中连片,综合防除紫茎泽兰。更多还原

【Abstract】 Absteact:Eupatorium adenophorumspreng make has made inroade on26.46hm 2 Liangshan grass land in large scale,caused serious harm to the vegetation,500.17Million Kas grass reduction,3360head domestic animals death,20,000,101yuan economic lost and serious threat to human body,these causes come mainly from the poor monitoring system and manage-ment of grassland,the inadeguate realizalion and lack of preventim system in lange scale,what we should do is to take measures to prevent and kill Eupatorium adenophotum spreng comrehensvely-depending on the progress in science,gathering money in mang wasy,speeding making the cinstruction,uceond prevetion plans,artifitld preventing and killing,letting Eupatorium adenophorumspredng flies fly,spraying glyphosate Gan Planting Perennial grass,building isdating areas and soon so we can contril less harm areas,suriound and kill the serious ones and expand the areas.更多还原