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i <br />; <br />.' <br /> i <br />; GLENCOE SERIES <br />; <br /> T'he Glencoe series consists of very deep,very poorly drained soils that formed in loamy sediments From <br /> �[acial till a��lacial moraines."fhese soiis have moderate or moderately slow permea6iliry.5lopes are 0 to <br />� 1 percent.Mean annaal precipitation is a6out 23 ii�ches.�tean annual temperature is about�t3 degrees F. <br />� TA.XONONIIC CLASS: Fine-loa►ny, mixed, superactive, mesic Cumulic Endoaquolls <br /> TYPICAL PEDOv: Glencoe clay loam with a concave slope of less tl�an I percent in a <br /> depression on a ground moraine in cultivated field. (Colocs are for moist soil unless <br /> otheitivise noted,) <br /> i <br />� Ap--O to 10 inches; black(N 2/0}clay loacn; massive; friable; about 2 percent gravel; <br />� cloddy; neutral; abrupt smooth boundaty. <br />; <br />� <br />� A--10 to 24 incties; blactc(�12/0)clay loam;weak fine subangular 6locky structure; <br />' friable;abaut 2 percent gravel; neutral; clear wavy boundary. (Combined thickness of A <br />� horizon is 16 to 32 inches.} <br />� <br />� �+,Bg--24 to 3� inci�es;very darEc gray(SY 3/l) clay loam; weak fine subangular blocky <br /> f structure; friable; fe�v ton�ues of dark olive gray(SY 3/2)and olive grtty(SY 4/2}; about <br />! 2 percent gravel; neutral; gradual irregular boundary. (0 to 2b inches thick) <br />� <br />� Bg--35 to 48 inclles; olive gray(SY 4/2} loam; moderAte coarse subangulac blocky <br />� --: structure; friable: few tongues of very dark gray(SY 3/i); about� percent gravel; <br />' common fine prominent light�live browr�(2.SY 5/�)and common medium prominent <br /> I strong brown(7.�YR 5/6) Fe concentrations; neutcal; gradual wavy boundary. (0 to 30 <br /> inches thick) <br />� Cg--48 to 60 inches; grayisl� 6rown (2.�Y 5/2) loam; massive; friable; about � percent <br />; aravel; many mediiim distinct light olive brown(2.SY 5/4}Fe concentrations; strongly <br /> effervescent; slightiy alkaline. <br /> TYPE LOCATION: Steele County, Ninnesota; aboui 5 miles northwest of Owatonna; <br />' 2,G40 feet south, 2,660 feet west of the no��theast corner af sec. 24,T. 108 i�I., R. 21 W.; <br />� USGS l�tedford West quadrangle; lat. �4 degrees 8 minutes 46 seconds N. and long. 93 <br /> degrees 17 minutes 45 seconds W.,NAD27. <br /> I <br /> RANGE IY CHARACTERISTICS: Depth to tree carbonates is 30 to 60 inches or <br /> more.The Ap in a fe�v pedons will have small ainounts oF free carbonates. T'he thickness <br /> j of the mollic epipedon ranges from 2�4 to $0 inches. The control section averages betrveen <br />; 22 and 35 percent clay and from 15 to 30 percent fine sand and coarser. Rock fragments <br /> of mi;ced lithology comprise 4 to S percent of the volume of the A and B horizons and 2 <br />; to 8 percent of the C horizon. Some pedons have an 0 horizon up to b inches in thickness. <br />; A stratitied substratum phase is �•ecognized with silt loam, sand, sandy loam, and ioamy <br />� ; <br /> sand textures betow 40inches. <br />� � <br />; ' The Ap or A horizon has hue of lOYR to SY or neutral, value of 2 or 3, and chcoma of 0 <br />! or l. It is clay loam, siity clay loam,or loam with 25 to 3� percent clay. Ponded phases <br />; <br /> � <br /> i <br /> i <br />� <br />