Taking the ecogeographical data into acount, the authors consider the surveyed area to be a natural focus of plague with the marmot M.baibacina as the main rservoir.

结合其它理资料,判定沙湾县山前山带角湾存在鼠自然,并认为是以灰旱獭为主要贮存宿主的单宿主鼠。