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Buckskin Series - Contd. <br />. A horizon has value of 3 or 4 dry, 1 through 3 moist, and chroma of <br />1 through 3. B horizon has hue of 7.SYR or lOYR, value of 5 through 7 <br />• dry, 4 or 5 moist; and chroma of 2 through 4. C horizon is commonly' <br />calcareous, with hue of 7.SYR or lOYR, value of 5 through 7 dry, 4 <br />through 6 moist, and chroma of 3 through 6. Reaction is neutral through <br />mildly alkaline. <br />Hesperus Series (102) <br />The Hesperus series is a member of the fine-loamy, mixed family of <br />Pachic Argiborolls. <br />Typifying Pedon: Hesperus loam <br />Al 0- 6"--Dark gray (lOYR 4/i) loam, black (lOYR 2/1) moist; <br />moderate fine granular and crumb structure; soft, very <br />friable, slightly sticky, slightly plastic; noncalcareous; <br />neutral (pH 6.8); clear smooth boundary. (4 to 10 inches <br />thick) <br />B1 6-11"--Dark gray (lOYR 4/i) heavy loam, black (lOYR 2/1) <br />moist; weak medium prismatic structure that parts to <br />moderate fine subangular blocks; slightly hard, very <br />friable, slightly sticky, slightly plastic; peds are hard; <br />few glossy patches on faces of peds; noncalcareous; neu- <br />tral (pH 6.8); clear smooth boundary. (3 to 8 inches <br />thick) <br />' B21t 11-29"--Dark brown (lOYR 4/2) light clay loam, very dark brown <br />(lOYR 2/2) moist; moderate medium prismatic structure that <br />parts to moderate fine subangular blocks; slightly hard, <br />. very friable, slightly sticky, slightly plastic; peds are <br />• <br />