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Plant community changes determine the vegetation and soil delta C-13 and delta N-15 enrichment in degraded alpine grassland 期刊论文
LAND DEGRADATION & DEVELOPMENT, 2021, 卷号: 32, 期号: 7
作者:  Li, Chengyang;  Peng, Fei;  Lai, Chimin;  Xue, Xian;  You, Quangang;  Chen, Xiaojie;  Liao, Jie;  Ma, Shaoxiu;  Wang, Tao
收藏  |  浏览/下载：36/0  |  提交时间：2022/04/28
Quantitative Model Based on Field-Derived Spectral Characteristics to Estimate Soil Salinity in Minqin County, China 期刊论文
SOIL SCIENCE SOCIETY OF AMERICA JOURNAL, 2014, 卷号: 78, 期号: 2
作者:  Pang, Guojin;  Wang, Tao;  Liao, Jie;  Li, Sen
收藏  |  浏览/下载：25/0  |  提交时间：2019/11/08
ANN  artificial neural network  BPNN  back-propagation neural  network  EC  electrical conductivity  FDR  first derivative reflectance  GA  genetic algorithm  NDVI  normalized difference vegetation index  PLS  partial least squares regression  RMSECV  root mean square error of cross-validation  RPD  ratio of prediction to deviation  SSC  soil salt content