Table 2 — Coefficents for the regression equation of Gibbs free energy equation, In(AG) = ln(AGJ (1- (MC/t^C^ = 4+S(MC) wfiere A = in(AGJ 

 and S = - ln(AG^)/MC^. AD = adsorption and DE = desorption 



Species 



Condition 



Sorp 



Intercept 

 A 



Slope 

 B 



Max. EMC 

 MC^ 





No. 



MSE 





















Cheatgrass, CG 



Recent 



AD 



4.7661 



-15.42 



0.3091 



0.9972 



8 



0.0552 







DE 



5.3671 



-16.82 



.3191 



.9599 



8 



.2087 





Weathered 



AD 



4.9450 



-16.72 



,2957 



.9879 



8 



.1146 







DE 



5.4090 



-17.69 



.3058 



.9672 



8 



.1889 



Douglas-fir, DF 



Recent 



AD 



4.4922 



-17.71 



.2536 



.9856 



8 



.1250 





DE 



5.2952 



-14.36 



.3688 



.8995 



8 



.3304 





Weathered 



AD 



4.8490 



-17.02 



.2849 



.9992 



8 



.0290 







DE 



5.5010 



-17.99 



.3059 



.9872 



8 



.1177 



Ponderosa pine, PP 



Recent 



AD 



4.7654 



-17.05 



.2796 



.9968 



8 



.0586 







DE 



5.7350 



-20.57 



.2789 



.9791 



8 



.1508 





Weathered 



AD 



4.8478 



-16.47 



.2944 



.9954 



8 



.0709 







DE 



5.5151 



-18.20 



.3030 



.9835 



8 



.1339 



Quailing aspen, QA 



Recent 



AD 



4.5277 



-12.32 



,3676 



,9594 



8 



.2101 







DE 



5.3474 



-14.80. 



.3612 



.9788 



8 



.1517 





Weathered 



AD 



4.7716 



-12.82 



.3722 



.9906 



8 



.1010 







DE 



5.6836 



-17.01 



.3341 



.9995 



8 



.0238 









295 °K 













Cheatgrass, CG 



Recent 



AD 



4.9145 



-18.15 



0.2566 



0.9290 



8 



0.3068 







DE 



5.1989 



-18.49 



.2812 



.9604 



10 



,2291 



Douglas-fir, DF 



Recent 



AD 



4.7141 



-17.08 



.2760 



.9784 



10 



,1465 







DE 



4.7377 



-13.99 



.3386 



.9594 



10 



,2007 



Engelmann spruce, ES 



Recent 



AD 



4.5901 



-16.69 



.2751 



,9643 



10 



.1881 







DE 



4.3865 



-10.68 



.4108 



,9393 



10 



.2453 



Grand fir, GF 



Recent 



AD 



4.7842 



-15.84 



,3020 



,9830 



10 



,1362 







DE 



4.4185 



-1 1 .05 



,3998 



,8933 



10 



,3418 



Lodgepole pine, LP 



Recent 



AD 



4.7646 



-18.26 



,2610 



,9910 



10 



.1094 







DE 



5.1764 



-18.10 



,2859 



,9886 



10 



.1231 



Ninebark, NB 



Recent 



AD 



4.7501 



-13.53 



,3498 



.9176 



10 



.3028 







DE 



5.0120 



-15.05 



,3330 



.9046 



10 



.3258 



Ponderosa pine, PP 



Recent 



AD 



5.0017 



-20.09 



,2489 



.9905 



10 



.1122 







DE 



5,1240 



-17.84 



,2873 



.9849 



10 



.1417 



Quaking aspen, QA 



Recent 



AD 



5.2308 



-18.78 



.2785 



.9901 



10 



.0989 







DE 



5.0881 



-15.12 



,3365 



.9444 



10 



.2349 



Subalpine fir, SF 



Recent 



AD 



4.9898 



—21.48 



.2324 



,9960 



10 



.0732 







DE 



4.8060 



-15.93 



.3016 



.9708 



10 



.1968 



Western white pine, WP 



Recent 



AD 



5.1260 



-17.34 



.2957 



,9879 



10 



.1152 







DE 



5.1667 



-13.95 



.3703 



,9948 



10 



.0755 



Western redcedar, WC 



Recent 



AD 



4.9899 



-17.61 



.2834 



,9894 



10 



,1086 







DE 



4.7710 



-13.01 



.3667 



.9422 



10 



,2536 









300 °K 













Douglas-fir, DF 



Recent 



AD 



4.6768 



-18.92 



0,2471 



0.9871 



10 



0,0100 







DE 



4.7713 



-17.55 



,2719 



.9650 



10 



,0271 





Weathered 



AD 



5.2789 



-20.98 



,2516 



.9823 



10 



.0137 







DE 



5.2840 



-18.90 



,2795 



.9961 



10 



.0030 



Engelmann spruce, ES 



Recent 



AD 



4.4698 



-15.44 



,2896 



,9647 



10 



.0274 







DE 



4.5928 



-15.49 



,2964 



,9489 



10 



,0396 





Weathered 



AD 



4.8936 



-17.43 



,2808 



,9996 



10 



,0003 







DE 



5.1382 



-16.74 



,3070 



.9992 



10 



.0006 



Grand fir, GF 



Recent 



AD 



4.6475 



-16.42 



.2829 



.9837 



10 



.0126 







DE 



4.89£2 



-18.11 



.2703 



.9811 



10 



,0147 





Weathered 



AD 



5.1336 



-16.78 



.3060 



.9979 



10 



,0017 







DE 



5.4385 



-16.74 



.3249 



.9939 



10 



,0047 



Lodgepole pine, LP 



Recent 



AD 



4.7601 



-17.80 



.2674 



.9908 



10 



,0071 







DE 



5.1552 



-18.62 



.2768 



.9877 



10 



.0096 





Weathered 



AD 



5.0319 



-17.12 



.2939 



.9935 



10 



.0050 







DE 



5.3049 



-16.84 



,3150 



.9951 



10 



,0038 



Western larch, WL 



Recent 



AD 



4.8922 



-14.99 



,3264 



,9714 



10 



.0222 







DE 



5.1903 



-15.61 



,3326 



.9658 



10 



.0265 





Weathered 



AD 



5.1161 



-16.68 



,3068 



.9926 



10 



.0057 







DE 



5.6226 



-18.48 



.3043 



,9899 



10 



.0078 



















(con.) 



4 



