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Sin Joaquin County, California 189
<br /> Bk3-19 to 29 inches; light gray (2.5Y 7/2) and light corner of sec. 9, T. 2 S., R. 4 E., Clifton Court Forebay
<br /> brownish gray (2.5Y 6/2) clay loam, grayish brown quadrangle:
<br /> (2.5Y 5/2) and dark grayish brown (2.5Y 4/2) moist;
<br /> moderate medium subangular blocky structure; Ap-0 to 7 inches; grayish brown (10YR 5/2) clay, very
<br /> hard, very friable, very sticky and very plastic; dark grayish brown (10YR 3/2) moist; strong coarse
<br /> violently effervescent; disseminated lime and many prismatic structure parting to moderate medium
<br /> ` medium seams and irregular soft masses of lime; angular blocky; very hard, firm, sticky and very
<br /> moderately alkaline; abrupt wavy boundary. plastic; many very fine and common medium roots;
<br /> Bk4-29 to 37 inches; white (2.5Y 8/2) and light gray common very fine tubular pores; neutral; abrupt
<br /> (2.5Y 7/2) clay loam, grayish brown (2.5Y 5/2) smooth boundary.
<br /> moist; moderate medium subangular blocky A-7 to 20 inches; dark grayish brown (10YR 4/2) clay,
<br /> structure; hard, very friable, sticky and plastic; very dark grayish brown (10YR 3/2) moist; strong
<br /> violently effervescent; disseminated lime and coarse prismatic structure; very hard, firm, sticky
<br /> common fine irregular soft masses of lime; and very plastic; many very fine and fine and few
<br /> moderately alkaline; clear wavy boundary. medium roots; common very fine and fine tubular
<br /> Bk5-37 to 52 inches; light gray (2.5Y 7/2) clay loam, pores; intersecting slickensides; mildly alkaline;
<br /> light brownish gray (2.5Y 6/2) and grayish brown clear wavy boundary.
<br /> (2.5Y 5/2) moist; moderate medium subangular Bk1-20 to 34 inches; grayish brown (10YR 5/2) and
<br /> blocky structure: hard, very friable, sticky and dark grayish brown (10YR 4/2) clay, very dark
<br /> plastic; violently effervescent; disseminated lime grayish brown (10YR 3/2) and dark grayish brown
<br /> and common fine irregular soft masses of lime; (10YR 4/2) moist; moderate coarse prismatic
<br /> moderately alkaline; clear wavy boundary. structure parting to moderate medium subangular
<br /> Bk6-52 to 60 inches; light gray (10YR 7/2) clay loam, blocky; hard, friable, sticky and plastic; few very fine
<br /> brown (10YR 5/3) moist; moderate medium roots; few very fine and fine tubular pores; common
<br /> subangular blocky structure; hard, very friable, slickensides; violently effervescent; seams of lime;
<br /> sticky and plastic; violently effervescent; moderately alkaline; clear smooth boundary.
<br /> disseminated lime and common fine irregular soft Bk2-34 to 40 inches; dark brown (10YR 4/3) and pale
<br /> masses of lime: moderately alkaline. brown (10YR 6/3) clay, olive brown (2.5Y 4/4) and
<br /> light olive brown (2.5Y 5/4) moist; moderate medium
<br /> The content of gravel is 0 to 10 percent. Few to subangular blocky structure; hard, friable, sticky and
<br /> many fine or medium soft masses or filaments of lime plastic; few very fine roots; few very fine and fine
<br /> are at a depth of 5 to 20 inches. Reaction is mildly tubular pores; common slickensides; violently
<br /> alkaline or moderately alkaline. effervescent; seams of lime; moderately alkaline;
<br /> The A horizon has color of 10YR 6/1. 6/2, or 6/3 or clear smooth boundary.
<br /> 2.5Y 5/2 or 6/2. When moist, it has color of 10YR 4/2 or Bk3-40 to 60 inches; pale brown (10YR 6.3) clay, dark
<br /> 4/3 or 2.5Y 4/2 or 5/2. yellowish brown (10YR 4/4) moist; massive; hard,
<br /> The Bk horizon has color of 10YR 5i2. 5/3, 6/2, 6/3, friable, sticky and plastic; strongly effervescent;
<br /> 6/4, 7/2, 7/3, or 8/2 or 2.5Y 6/2. When moist, it has seams of lime; moderately alkaline.
<br /> color of 10YR 4/2, 4/3, 5/2, 5/3, or 5/4 or MY 4/2, 5/2,
<br /> or 6/2. The calcium carbonate equivalent is 15 to 25 Disseminated or segregated lime is at a depth of 20
<br /> percent. or more inches. In some pedons, the percentage of
<br /> exchangeable sodium is 15 to 25 and electrical
<br /> Capay Series conductivity is 4 to 8 millimhos per centimeter below a
<br /> depth of 20 inches. Reaction is neutral to moderately
<br /> The Capay series consists of moderately well drained alkaline.
<br /> soils on alluvial fans and in interfan basins. In some The A horizon has color of 7.5YR 4/2; 10YR 4/2, 4/3,
<br /> areas these soils are irrigated. They are very deep. 5/2, or 5/3; or MY 4/2 or 5/2. When moist, it has color
<br /> They formed in alluvium derived from mixed rock of 7.5YR 3/2; 10YR 3/2, 3/3, 4/2. or 4/3; or MY 3/2 or
<br /> sources. Slope ranges from 0 to 5 percent. 4/2.
<br /> Soils of the Capay series are fine, montmorillonitic, The Bk horizon has color of 10YR 4/2, 4/3, 5/2, 5/3,
<br /> thermic Typic Chromoxererts. 5/4, 6/3, 6/4, or 7/2 or MY 4/4 or 5/4. When moist, it
<br /> TYpical pedon of Capay clay, 0 to 2 percent slopes; has color of 10YR 3/2, 3/3, 4/2, 4/3, 4/4, or 6!3 or MY
<br /> 2,450 feet south and 400 feet west of the northeast 4/2 or 4/4. It is clay, silty clay, silty clay loam, or clay
<br /> loam.
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