THE FLORIDA STATE UNIVERSITY ARTS AND SCIENCES ...
THE FLORIDA STATE UNIVERSITY ARTS AND SCIENCES ...
THE FLORIDA STATE UNIVERSITY ARTS AND SCIENCES ...
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R<br />
R<br />
dn<br />
dn<br />
=<br />
Table 4.12 Texture 5, Linear multi-regression with all variables.<br />
Coefficients Estimate Std.Error t-value Significance<br />
Intercept -21.73 12.57 -1.73 .<br />
Bulk Density (g cm -3 ) 10.35 7.76 1.33<br />
NO3 - Conc ( µg N g -1 soil) 0.001 0.00 1.80 .<br />
OC (%) 1.34 0.81 1.66<br />
pH 0.74 0.40 1.86 .<br />
Soil Depth (cm) -0.01 0.01 -0.82<br />
Temp (ºC) -0.01 0.08 -0.19<br />
WFP (%) 0.03 0.02 1.90 .<br />
Signif.Codes Signif.Codes Signif.Codes<br />
0 '***' 0.001 '**' 0.01<br />
0.01 '*' 0.05 '.' 0.1<br />
0.1 1<br />
Table 4.13 Texture 5, Linear multi-regression with selected variables (S)<br />
Coefficients Estimate Std.Error t-value Significance<br />
(Intercept) -5.98 2.17 -2.75 **<br />
NO3 - Conc ( µg N g -1 soil) 0.01 0.00 1.99 .<br />
- 0.01<br />
− 21.<br />
73.<br />
(R<br />
OC (%) 0.93 0.48 1.95 .<br />
pH 0.63 0.39 1.64<br />
Temp (ºC) 0.00 0.07 0.00<br />
WFP (%) 0.02 0.01 1.69 .<br />
Signif.Codes Signif.Codes Signif.Codes<br />
0 '***' 0.001 '**' 0.01<br />
0.01 '*' 0.05 '.' 0.1<br />
0.1 1<br />
- 0.01 ∗Temperature<br />
( ° C) + 0..03 ∗ WFP (%) + 1.34 ∗ OC (%)<br />
+ 0.74 ∗ pH + 0.00*<br />
Nitrate Concentration<br />
- 5.98 (R<br />
∗<br />
2<br />
Soil Depth (cm) + 10.35 ∗ Bulk density (gm cm<br />
2<br />
=<br />
= 0.<br />
29).<br />
0.<br />
32).<br />
+ 0.63 ∗ pH + 0.01*<br />
Nitrate Concentration<br />
127<br />
( μg<br />
N g<br />
-1<br />
soil)<br />
= 0.00 ∗Temperature<br />
( ° C) + 0.02 ∗ WFP (%) + 0.93 ∗ OC (%)<br />
-3<br />
)<br />
----- Equation 4.8<br />
-1<br />
μ g N g soil) ----- Equation 4.9<br />
(