砒砂岩地区降雨与植被耦合关系对侵蚀产沙的影响

张喜旺, 秦奋

Coupling relationship of precipitation and vegetation and its influence for sediment yield in Pisha sandstone area

Xiwang ZHANG, Fen QIN

表1 年输沙量与相关影响参数的相关系数矩阵

Tab. 1 Correlation coefficient matrix of annual sediment yield and related influencing parameters

变量 y x1 x2 x3 x4 x5 x6 y 1.00 x1 0.43 1.00 x2 -0.14 0.67 1.00 x3 0.94 0.38 -0.21 1.00 x4 0.87 0.34 -0.11 0.94 1.00 x5 0.33 -0.46 -0.60 0.40 0.54 1.00 x6 0.21 0.44 0.46 0.39 0.52 0.09 1.00