森林鼠害在我国年发生面积已达 66.7万公顷，涉及 17个省（区、市），形成的直接经济损失近 8亿元，尤以“三北”地区最为严重。如新疆的果园、农田防护林、经济林等，近年来由于森林鼠害损失惨重，当地政府称之为经济发展的拦路虎。又如内蒙古阿拉善地区和巴彦淖尔地区的梭梭 Forest rodent pests have an annual area of ​​667,000 hectares in our country, involving 17 provinces (autonomous regions and municipalities), with a direct economic loss of nearly 800 million yuan, especially in the “Three Norths”. Such as Xinjiang’s orchards, farmland shelter belts, economic forests, etc., in recent years due to the loss of forest rodent damage, the local government called it a stumbling block to economic development. Another example is the Alashan region of Inner Mongolia and Bayannur region of Haloxylon