Fig. 1

The map of Jilin province. BC (Baicheng); BS (Baishan); CC (Changchun); JL (Jilin); LY (Liaoyuan); SP (Siping); SY (Songyuan); TH (Tonghua); YB (Yanbian).

The map of Jilin province. BC (Baicheng); BS (Baishan); CC (Changchun); JL (Jilin); LY (Liaoyuan); SP (Siping); SY (Songyuan); TH (Tonghua); YB (Yanbian).