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<br /> <br />Table 6. Summary of AN OVA Results for All Factor Field Data. <br /> <br /> Significance Level, , for Given Factors <br /> Variable QP NQP VOL ECl EC2 INF SED <br /> R,T,V,M X X X X X X X <br />W R,T,V X X X .01 .003 X X <br />W R,T,N X X X X X X X <br />~ R,T X X X INT .001 X .065 <br />.- R,V,M X X X X X X X <br /> R,V X X X .04 .03 X .05 <br /> R,M X X X X X X X <br /> R VAR VAR .OD4 .01 .007 .004 .01 <br /> T,V,M X X X X X X X <br /> T,V X X X :001 .003 X X <br /> T,M. X X .03 X X .001 X <br /> T .075 X VAR VAR VAR VAR VAR <br /> V,M X X X X X X X <br /> V .004 VAR VAR X X VAR .015 <br /> M VAR VAR VAR .06 .02 VAR VAR <br />R = Replication x = ao>> 0.10 M = Moi sture <br />T = Trampling VAR = ao<< 0.001 <br />V = Vegetation INT = ao<< 0.001 <br />QP = peak f1 ow; NQP = normalized peak runoff; VOL = total runoff volume; EC1 = <br />electrical conductivity from total field sample; EC2 = electrical conductivity <br />from time weighted average; INF = average infiltration; SED = sediment yield. <br /> <br />Table 7. Ana1ysi s of soil samples taken from 0-2 cm depth at study site. <br /> Ba re so i 1, n = 16 Within confines of vegetation n = 4 <br />pH x (mean) 7.82 8.35 <br />s (std. dev.) 0.05 0.10 <br />EC x 2.28 10.79 <br /> s 0.39 1.85 <br />Ca* x 596 216 <br /> s 82 91 <br />Mg* x 42 146 <br /> s 23 44 <br />Na* x 46 2,260 <br /> s 35 289 <br />SAR x .48 29.6 <br /> s .36 2.4 <br /> <br />*mg/1iter of saturation extract <br />Source: Scott Fisher, USDI, Bureau of land Management, Denver, Colo., <br />unpublished data) <br /> <br />24 <br />