1. State Key Laboratory of Environmental Geochemistry, Institute of GeochemistryChinese Academy of Sciences Guiyang China
2. University of Chinese Academy of Sciences Beijing China
3. National Forest Ecosystem Research Station, Ailaoshan Yunnan China
4. Key Laboratory of Tropical Forest Ecology, Xishuangbanna Tropical Botanical Garden,Chinese Academy of Sciences Mengla China
5. Department of Civil and Environmental EngineeringLamar University Beaumont TX USA
6. Center for Advances on Water and Air QualityLamar University Beaumont TX USA
7. State Key Laboratory of Ore Deposit Geochemistry, Institute of GeochemistryChinese Academy of Sciences Guiyang China