[2] J Ji W, Z Shi, Rossel R A Viscarra et al. European Journal of Soil Science, 66, 679(2015).

[3] C Chen S, J Ji W, S Li et al. Soil and Tillage Research, 155, 492(2016).

[5] T Behrens, E Ben-Dor, A Viscarra Rossel R et al. Earth-Science Reviews, 155, 198(2016).

[9] X Jiao C, D Ryu, H Zheng G et al. Pedosphere, 26, 130(2016).

[11] G Rossiter D, F Yang, R Zeng et al. Geoderma, 303, 78(2017).

[12] A Biswas, S Jiang Q, J Peng et al. Geoderma, 337, 1309(2019).

[13] J De Baerdemaeker, B Kuang, M Mouazen A et al. Geoderma, 158, 23(2010).

[14] A Castrignanò, M Conforti, F Lucà et al. Geoderma, 288, 175(2017).

[15] B McBratney A, A Viscarra Rossel R, J Walvoort D J et al. Geoderma, 131, 59(2006).

[16] J Brown D, D Shepherd K, G Walsh M et al. Geoderma, 132, 273(2006).