Dear Dr. Soror Esmaeili ,

I suggest you to have a look at the following, interesting papers:

-Measuring surface roughness of agricultural soils: Measurement error evaluation and random components separation

Zheng Xingming, Li Lei, Wang Chunmei, Han Leran, Jiang Tao, Li Xiaojie, Li Xiaofeng, Liu Fengrui, Li Bingze, Feng Zhuangzhuang,

Geoderma, Volume 404, 2021, 115393, ISSN 0016-7061, https://doi.org/10.1016/j.geoderma.2021.115393

Available at: https://www.sciencedirect.com/science/article/abs/pii/S0016706121004730

-Soil roughness measurement: Chain method

Ali Saleh

Journal of Soil and Water Conservation November 1993, 48 (6) 527-529

Available at: https://www.jswconline.org/content/48/6/527

-Soil surface roughness: comparing old and new measuring methods and application in a soil erosion

Model

L. M. Thomsen, J. E. M. Baartman, R. J. Barneveld, T. Starkloff, and J. Stolte

SOIL, 1, 399–410, 2015

Available at: https://soil.copernicus.org/articles/1/399/2015/soil-1-399-2015.pdf

-Evaluation Method of Soil Surface Roughness after Ditching Operation Based on Wavelet Transform

Lichao Liu, Quanpeng Bi, Qianwei Zhang, Junjie Tang, Junjie Tang, and Junjie Tang

Actuators 2022, 11(3), 87; https://doi.org/10.3390/act11030087

Available at: https://www.mdpi.com/2076-0825/11/3/87

My best regards, Pierluigi Traverso.

Pierluigi Traverso

Thank you for answering my question, thank you