The forest estate in south-west Zabaikalia, a territory included in the Lake Baikal catchment area, has been investigate......

<正> 森林遭受灾害按其所受破坏的程度,应将火因子从其它人为或技术原因中划出来。前苏联境内贝加尔湖流域2/3面积为山地森林,来自......