Evaluation of Above Ground Biomass Estimation Accuracy for Alpine Meadow Based on MODIS Vegetation IndicesBao-Ping Meng, Tian-Gang Liang, Jing Ge, Jin-Long Gao and Jian-Peng YinITM Web Conf., 12 (2017) 02003DOI: https://doi.org/10.1051/itmconf/20171202003