Table 1. Summary of site characteristics

  APIARY GATES HOODSPORT LAGRANDE SWEETHOME
Latitude/Longitude 46o0'N 123o4'W 44o46'N 122o21'W 47o28N 123o12W 45o32'N 118o27'W 44o21'N 122o39'W
Average Temperature 12.2oC 9.6oC 10.4oC 6.4oC 10oC
Average Rainfall 101cm 200cm 229cm 81.8cm 127cm
Elevation 335m 603m 268m 1198m 439m
Slope 15%SW 15%S 15%S 4%S 16%SW
Forest Type Douglas-fir, hemlock Douglas-fir, hemlock, cedar Douglas-fir, hemlock, cedar Grand fir, Douglas-fir, Englemann spruce , larch, P. pine, lodgepole pine Douglas-fir, hemlock, cedar, grand fir
Harvest Year 1978 1979 1976 1978 1979
Stumping Year 1978 1980 1976 1978 1980
Soil Series Bacona Kinney Hoodsport Tolo Honeygrove
Taxonomic Class Fine-silty, mixed, Mesic Typic Haplohumults Fine loamy,Mixed, Mesic Andic Dystrudepts Medial-skeletal, Mesic Typic Haploxerand Ashy over loamy,Mixed, Frigid Alfic Vitrixerands Clayey, Mixed, Mesic Typic Haplohumults
Texture Silt Loam Cobbly Loam Gravelly Sandy Loam Silt Loam Silty Clay Loam
Parent Material Eolian material and colluvium from sedimentary rock and basalt Colluvium, residuals from basic igneous tuffaceous agglomerate Glacial Till Volcanic ash over loess and colluvium Colluvium, residuals from sandstone with basalt and siltstone
Average Soil Temperature 8.3-12.2oC 8.3-11.1oC 8.3-11.7oC 6.1- 8.3oC 7.7- 12.8oC
Site Index 125 122 n/a 70 135
CEC-meq/100g 10-15 15-30 n/a 15-35 20-25
Clay Content 0-20cm 18-25 18-27 n/a 5-15 30-40
Clay Content 20 80cm 25-35 22-30 n/a 18-35 50-60