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<br /> <br />N51; - PART :. <br /> <br />403.6 (a) SOIL RECONSTRUCTION D:ATEP. U.: <br />FOR DRASTICALLY DISTURBED AREF.` <br /> ~ LIN,IT~ iRESTRICTIVF <br /> PROPERTI' ~ <br />i GOOD i FAlk <br />i ~PUOR <br />i i FEATURE <br />i <br /> <br />1. i <br />SODIUM ADSORPTION ~ <br /><5 i <br />i 5-12 i <br />i>12 i <br />iEXCESS SUDIUP; <br /> RATIO i <br />i ~ <br />i ~ <br />i <br />i <br /> <br />2. i <br />SALINITY (MMHOS/CM) ~ <br /><8 i <br />~ 6-16 i <br />i)16 i <br />EXCESS SALT <br /> <br /> i i i i <br />3. TOXIC MATERIALS i LOW i MEDIUM THIGH fi'OXICITY <br /> i <br />29/ i i i <br />4. SOIL REACTION (pH) <br />i 5.6-7.8 i 4.5-5.5 ~<9.5 i!'00 ACID <br /> <br />5. i <br />SOIL REACTION (pH) i <br />--- i <br />i 7.9-8.9. i <br />,)8.4 i <br />iEXCESS LIME <br /> <br />6. i <br />AVAILABLE WATER i <br />) .10 i <br />i .OS-.10 i <br />i<.05 i <br />iDROUGHTY <br /> CAPACITY (IN/IN) ~ <br />i ~ <br />i ~ <br />i ~ <br />i <br /> <br />7. i <br />EROSION FACTOR (K) i <br />i <br />L.37 i <br />i).37 <br />i i <br />i --- <br />i i <br />iERODES EASILY <br />i <br /> <br />8. i <br />WIND EROD. GROUP i <br />~ 3 i <br />~)3 i <br />i 1. 2 i <br />SSOIL BLOWING <br /> i i i 4/ i <br />9. USDA TEXTURE i --- iSCL, CL , C- 4/ ~T'00 CLAYEY <br /> SILL i SIC -, <br /> i <br />i i <br />i i SC <br />~ 'i <br />i <br />10. USDA TEXTURE i --- iLCOS, LS i COS, S, TOO SANDY <br /> i <br />i ~LFS, LVFS i FS, <br />i i VFS i <br />i <br /> <br />11. i <br />COARSE FRAG. (WT PCT) ~ i <br />~ i <br />~ i <br />~ <br /> 3-10 in. i <15 i15-35 i) 35 iLARGE STONES <br /> 710 in. , <3 ~ 3-10 i~ 10 ,LARGE STONES <br /> i i i <br />29/ Layers with high potential acidity should be rated poor. <br />4/ If ~in kaol initic family, rate one class better if experience confirms. <br />NSH Notice 24 -3/31/78 <br />~ ~C ) <br />