Variation of Vegetation Index in Coal Mining Areas in Guizhou Province and Its Affecting Factors.
LI Jun-gang,YAN Qing-wu, XIONG Ji-bing, HUANG Yuan-yuan
Journal of Ecology and Rural Environment . 2016, (3): 374 -378 .  DOI: 10.11934/j.issn.1673-4831.2016.03.006