(3) 转换不确定性误差( )对黏聚力与内摩擦角的相关性影响显著，随着 从0.5 kPa增至3.0 kPa，二者相关系数( )由－0.95降至－0.43。

参考文献(References)：

[1]       刘瑞娟. 风蚀过程中土壤抗剪强度与抗蚀性研究[硕士学位论文][D]. 石家庄：河北师范大学，2023.(LIU Ruijuan. Study on shear strength and wind erosion resistance of soil[M. S. Thesis][D]. Shijiazhuang：Hebei Normal University，2023.(in Chinese))

[2]       SUN L，LIU Y F，WANG X，et al. Soil nutrient loss by gully erosion on sloping alpine steppe in the northern Qinghai-Tibetan Plateau[J]. Catena，2022，208：105763.

[3]       GUO B，ZHOU Y，ZHU J F，et al. An estimation method of soil freeze-thaw erosion in the Qinghai-Tibet Plateau[J]. Natural Hazards，2015，78(3)，1 843–1 857

[4]       GAO X F，SHI X N，LEI T W. Influence of thawed soil depth on rainfall erosion of frozen bare meadow soil in the Qinghai-Tibet Plateau[J]. Earth Surface Processes and Landforms，2021，46(10)：1 953–1 963.

[5]       CHEN J J，YI S H，QIN Y. The contribution of plateau pika disturbance and erosion on patchy alpine grassland soil on the Qinghai-Tibetan Plateau：Implications for grassland restoration[J]. Geoderma，2017，297：1–9.

[6]       DONG L，WANG J，LI R，et al. Assessing the impact of grazing management on wind erosion risk in grasslands：A case study on how grazing affects aboveground biomass and soil particle composition in Inner Mongolia[J]. Global Ecology and Conservation，2022，40：e02344.

[7]       杨  浩. 黄土塬区不同植被对沟头土壤抗剪强度及分离能力的影响[硕士学位论文][D]. 杨凌：西北农林科技大学，2024.(YANG Hao. Effects of different vegetations on the soil shear strength and detachment capacity on gully head in the loess tableland region[M. S. Thesis][D]. Yangling：Northwest A&F University，2024.(in Chinese))

[8]       徐  鹏. 养分添加对太行山公路边坡生态修复及其稳定性的影响规律研究[硕士学位论文][D]. 石家庄：石家庄铁道大学，2023.(XU Peng. Study on the influence of nutrient addition on ecological restoration and stability of highway slope in Taihang Mountain[M. S. Thesis][D]. Shijiazhuang：Shijiazhuang Tiedao University，202.(in Chinese))

[9]       郑明新，黄  钢，彭  晶. 不同生长期多花木兰根系抗拉拔特性及其根系边坡的稳定性[J]. 农业工程学报，2018，34(20)：175–182. (ZHENG Mingxin，HUANG Gang，PENG Jing. Tensile-pullout properties of roots of Magnolia multiflora in different growth stages and stability of slope with its root[J]. Transactions of the Chinese Society of Agricultural Engineering，2018，34(20)：175–182.(in Chinese))

[10]    李广信，张丙印，于玉贞. 土力学(第二版)[M]. 北京：清华大学出版社，2013: 168-213. (LI Guangxin，Zhang Bingyin，Yu Yuzhen. Soil mechanics (2nd)[M]. Beijing：Tsinghua University Press，2013: 168-213. (in Chinese))

[11]    李珍玉，欧阳淼，肖宏彬，等. 基于根系构型的调控提高植物边坡根系固土能力[J]. 岩土力学，2021，42(12)：3 271–3 280.(LI Zhenyu，OUYANG Miao，XIAO Hongbin，et al. Improvement of slope soil consolidation capacity of plant root system based on regulation of root architecture[J]. Rock and Soil Mechanics，2021，42(12)：3 271–3 280.(in Chinese))

[12]    CISLAGHI A，BORDONI M，MEISINA C，et al. Soil reinforcement provided by the root system of grapevines：Quantification and spatial variability[J]. Ecological Engineering，2017，109，169–185.

[13]    梁树建，刘立晶，刘芳建，等.菠菜根土复合体离散元模型建立与标定试验[J]. 农业工程学报，2025，41(5)：38–49.(LIANG Shujian，LIU Lijing，LIU Fangjian，et al. Establishment and calibration experiment of the discrete element model for spinach root-soil complex[J]. Transactions of the Chinese Society of Agricultural Engineering (Transactions of the CSAE)，2025，41(5)：38–49.(in Chinese))

[14]    廖拉拉，唐丽霞，吴文丽，等. 喀斯特地区棕榈根-土复合体抗剪特性[J]. 山地学报，2024，42(6)：827–837.(LIAO Lala，TANG Lixia，WU Wenli，et al. Shear resistance properties of root-soil composite of Trachycarous fortunei in karst area[J]. Mountain Research，2024，42(6)：827–837.(in Chinese))

[15]    林昀昭，简文彬，赖增荣，等. 基于现场原型测试的乔木覆盖滑坡区根–土复合体力学性能研究[J]. 岩土力学，2024，45(11)：3 423–3 434.(LIN Yunzhao，JIAN Wenbin，LAI Zengrong，et al. Mechanical properties of root-soil composite in tree-covered landslide area based on field prototype test[J]. Rock and Soil Mechanics，2024，45(11)：3 423–3 434.(in Chinese))

[16]    张  川，谢祥荣，段青松，等. 木纤维重构红壤下根系特征对根土复合体抗剪特性的影响[J]. 农业工程学报，2024，40(4)：138–146.(ZHANG Chuan，XIE Xiangrong，DUAN Qingsong，et al. Effects of root characteristics on the shear characteristics of root-soil complex in wood fiber reconstructed red soil[J]. Transactions of the Chinese Society of Agricultural Engineering，2024，40(4)：138–146.(in Chinese))

[17]    付江涛，余冬梅，李晓康，等. 柴达木盆地盐湖区盐生植物根–土复合体物理力学性质指标概率统计分析[J]. 岩石力学与工程学报，2020，39(8)：1 696–1 709.(FU Jiangtao，YU Dongmei，LI Xiaokang，et al. Statistical probability analysis of the physical index of rooted soil in Qiadam basin[J]. Chinese Journal of Rock Mechanics and Engineering，2020，39(8)：1 696–1 709.(in Chinese))

[18]    孙立川，张海平，周念清. 随机–模糊统计方法在岩土特征参数指标统计中的应用[J]. 岩土力学，2012，33(3)：821–826.(SUN Lichuan，ZHANG Haiping，ZHOU Nianqing. Application of random-fuzzy statistical method to statistics of geotechnical parameters[J]. Rock and Soil Mechanics，2012，33(3)：821–826.(in Chinese))

[19]    WANG Y，ADEYEMI E A. Bayesian characterization of correlation between uniaxial compressive strength and Young's modulus of rock[J]. International Journal of Rock Mechanics and Mining Sciences，2016，85：10–19.

[20]    茆诗松. 高等院校统计学专业规划教材·贝叶斯统计[M]. 北京：中国统计出版社，1999.(in Chinese))

[21]    付江涛，郭  鸿，李晓康，等. 基于Bayesian分析的垂穗披碱草根系力学特性估计方法[J]. 农业工程学报，2023，39(22)：112–120.(FU Jiangtao，GUO Hong，LI Xiaokang，et al. Distributional parameter inferences on the mechanical properties of roots for E. nutans based on Bayesian analysis[J]. Transactions of the Chinese Society of Agricultural Engineering，2023，39(22)：112–120.(in Chinese))

[22]    CHRISTIAN P R，GEORGE C. Monte Carlo statistical methods[M]. New York：Springer Press，2004：267–318.

[23]    刘昌义，胡夏嵩，李希来，等.黄河源区高寒草地根–土复合体抗剪强度与土壤营养元素分布关系[J]. 山地学报，2020，38(3)：349–359.(LIU Changyi，HU Xiasong，LI Xilai，et al. Relationship between shear strength of root-soil composite systems of alpine grassland and distribution of soil nutrient elements in the Source Region of the Yellow River，China[J]. Mountain Research，2020，38(3)：349–359.(in Chinese))

[24]    罗露瑶，宋  路，朱海丽，等. 根系参数对根土复合体抗剪力学特性的影响[J]. 人民黄河，2020，42(10)：42–46.(LUO Luyao，SONG Lu，ZHU Haili，et al. Influence of root parameters to the shear resistance of soil-root composite[J]. Yellow River，2020，42(10)：42–46.(in Chinese))

[25]    苏日娜，格日乐，郝需婷，等. 3种植物根–土复合体抗剪特性的影响因素[J]. 内蒙古农业大学学报：自然科学版，2021，42(3)：26–31.(Surina，Gerile，HAO Xuting，et al. Influence factors of shear characteristics of three plants’ root-soil composites[J]. Journal of Inner Mongolia Agricultural University：Natural Science Edition，2021，42(3)：26–31.(in Chinese))

[26]    XING S K，ZHANG G H，ZHU P Z，et al. Variation in shear strength of soil-root system under five typical land use types on the Loess Plateau of China[J]. Catena. 2023，222：106883.

[27]    GELMAN A，CARLIN J B，STERN H S，et al. Bayesian data analysis[M]. 3rd ed. Boca Raton：Chapman and Hall/CRC，1995：261–272.

[28]    OKASHA S. The evolution of Bayesian updating[J]. Philosophy of Science，2013，80(5)，745–757.

[29]    ZHANG B，ZHANG G，YANG H，et al. Soil resistance to flowing water erosion of seven typical plant communities on steep gully slopes on the Loess Plateau of China[J]. Catena，2019，173：375–383.

[30]    A Y L，WANG G，HU P，et al. Modification and upscaling of S-W model based on vertical distributions of soil moisture and vegetation root biomass[J]. Environmental Research，2022，208：112765.

[31]    WHITMORE A P，WHALLEY W R，BIRD N R A，et al. Estimating soil strength in the rooting zone of wheat[J]. Plant and Soil，2011，339(1)：363–375.

[32]    LANN T，BAO H，LAN H，et al. Hydro-mechanical effects of vegetation on slope stability：A review[J]. Science of the Total Environment，2024，926，171691.

[33]    WU Z，LEUNG A K，BOLDRIN D，et al. Variability in root biomechanics of Chrysopogon zizanioides for soil eco-engineering solutions[J]. Science of the Total Environment，2021，776：145943.

[34]    VERGANI C，CHIARADIA E A，BISCHETTI G B. Variability in the tensile resistance of roots in Alpine forest tree species[J]. Ecological engineering，2012，1(46)：43–56.

[35]    HOU H，GAO W，WENG Z H，et al. Use of X-ray tomography for examining root architecture in soils[J]. Geoderma，2022，405：115405.