APPENDIX CVIII. Results of principal component analysis
Data run separately for categorical variables: 1936 cover class, topography, and soil. All analyses run at all three spatial scales. (- sample size too small)
Variable Scale PC1 PC2 PC3
Cover class 1 20 0.190 0.343 0.461 Cover class 2 20 0.154 0.255 0.334 Cover class 3 20 0.144 0.231 0.312 Cover class 4 20 0.128 0.248 0.334 Cover class 1 10 0.149 0.274 0.357 Cover class 2 10 0.138 0.219 0.293 Cover class 3 10 0.129 0.203 0.263 Cover class 4 10 0.111 0.207 0.279 Cover class 1 5 0.128 0.243 0.318 Cover class 2 5 0.128 0.204 0.270 Cover class 3 5 0.128 0.193 0.246 Cover class 4 5 0.111 0.191 0.251
Valley 1 20 0.186 0.304 0.413 Bench 2 20 0.174 0.277 0.362 Slope 3 20 0.166 0.267 0.349 Ridge 4 20 0.157 0.289 0.396 Valley G1 10 0.141 0.233 0.309 Bench G2 10 0.131 0.226 0.301 Slope G3 10 0.129 0.229 0.292 Ridge G4 10 0.142 0.255 0.348 Valley G1 5 0.130 0.215 0.285 Bench G2 5 0.124 0.207 0.277 Slope G3 5 0.118 0.204 0.265 Ridge G4 5 0.131 0.216 0.288
Soil Type 1 20 - - - Soil Type 2 20 0.144 0.259 0.343 Soil Type 3 20 0.186 0.320 0.447 Soil Type 4 20 0.170 0.267 0.331 Soil Type 5 20 - - - Soil Type 1 10 0.250 0.432 0.601 Soil Type 2 10 0.122 0.220 0.286 Soil Type 3 10 0.141 0.241 0.326 Soil Type 4 10 0.134 0.235 0.294 Soil Type 5 10 0.183 0.303 0.561 Soil Type 1 5 0.182 0.302 0.412 Soil Type 2 5 0.120 0.201 0.262 Soil Type 3 5 0.124 0.213 0.288 Soil Type 4 5 0.120 0.209 0.268 Soil Type 5 5 0.158 0.238 0.309
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