[2] [2] Tan K H. Humic Matter in Soil and the Environment: Principles and Con-Troversies. 2nd ed. Boca Raton: CRC Press, 2014.

[3] [3] Wei Zimin, Wang Xueqin, Zhao Xinyu, et al. International Biodeterioration & Biodegradation, 2016, 113: 187.

[4] [4] Cui Hongyang, Zhao Yue, Chen Yanni, et al. Journal of Hazardous Materials, 2017, 326: 10.

[5] [5] Cui Hongyang, Shi Jianhong, Qiu Linlin, et al. Environ. Sci. Pollut. Res., 2016, 23: 10058.

[6] [6] Zhao Y, Wei Y Q, Zhang Y, et al. Ecological Indicator, 2017, 72: 473.

[7] [7] Wei Z M, Wang X, Zhao X, et al. International Biodeterioration & Biodegra-Dation, 2016, 113: 187.

[14] [14] Abdulla H A N, Minor E C, Dias R F, et al. Geochimica et Cosmochimica Acta, 2010, 74（13）: 3815.

[15] [15] Zhang J M, Wang J K, An T T, et al. Plos One, 2017, 12(11): e0186918.