吉林省西部地区主要包括松原市、白城市和四平市的双辽市。
The western part of Jilin province comprises Songyan, Baicheng, and Shuangliao of Siping city.
结果吉林省西部地区黄鼠分布面积占疫源地面积的75.42%；
Results The dispersal area of Spemophilus dauricus occupies the epidemic focus area 75.42%;
吉林省现有重度盐碱地60多万公顷，主要分布在西部地区，且域跨度较大，该地区土地盐碱化仍在继续的扩展。
There is more than 600 thousand ha Salina. It mostly in the west region and the soil basification is continuing enlarged.
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