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Grouping Soils for Vegetative Purposes - California <br /> � N <br /> 0 Veg. Major Soil EHecttve Surface Subsoil Drainage Sallraty Reaction Erosion AWC o <br /> Group Limitation Dept(In.) Texture Permeability Class and Alkalinity V (In) ~ <br /> N <br /> p Symbol V <br /> � o <br /> A m <br /> � A none 38 or more sl through moderately moderately well none through medium acid through slight through 5 or more <br /> ro <br /> more sICT rapid through slow through well slight mod alkaline(pH 5.6-8.4) mod. <br /> 0 '- <br /> W =i <br /> B drouthiness 36 or more s,Is,gsl, very rapid excessively none through strongly acid through slight b or lean <br /> vg,k through very slow through slight mod alkaline(pH5.6.8.4) through m <br /> very slow moderately well mod. ' <br /> ae <br /> C fine textures 20 or more 4 sb,gc moderate moderately none medium acid through mod slight 6 or more <br /> H through slow well through well through slight alk. (pH 5.8.8.4) through mod. <br /> O <br /> 0 Clay Pen 10 through el through slow or very well through none through med add through mod. slight 3 or more <br /> Soils 0! 36 aid slow somewhat poorly slight alkaline(pH 5.6-8.4) through mod. <br /> E wetness 20 or more s through c rapid through somewhat poorly none through med acid through mod slight 3 or more C <br /> slow thr very poorly slight alkaline(pH 5.6-8.4) through mod <br /> F salinity or 20 or more s through c rapid through mod.Well moderate neutral through very snght <br /> alkalinity Slow through poorly through strong strongly alk(pH 6.6-9.0+) through mod 3 or more o <br /> z <br /> 0 shallow 10 through s,Is, sl, moderate moderate) well none through <br /> g vg, b y rough medium acid through slight through 3 or more <br /> depth it 36 10 thr 20 k,si thr sicl c, rapid through through somewhat slight moderately alkaline mod. <br /> F- gc very slow excessively (pH 5.6-8.4) <br /> N <br /> N H low pH 20 or mom all through sift moderately rapid somewhat poorly none strongly sold thr slight through 3 or more <br /> m <br /> through mod slow through somewhat extremely acid(pH less mod. <br /> excessively than 5.6) <br /> I toxicity 10 or more 1 through c mod rapid somewhat poorly none through med acid through mod slight through 3 or more <br /> /A (serpentine through mod. through somewhat sllght alkaline(pH 6.6.8.4) mod. <br /> Soils) slow excessively <br /> °1 J severe A/ any any very rapid through excessively none through any slight through any <br /> very slow through very strong severe <br /> ply �1 <br /> Natural Resouces Information•Vegetative Soil Groups-July 2000 Page 3 0 <br /> N <br />