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-V~LOCATION APMAY 12/90 CO ~" ,
<br />~ -
<br />Estabi,fished Series
<br />!2e.v. DLS%GB
<br />12f90
<br />APMAY Sc~ES
<br />The Apmay::`oer.i.~_-,consists o.` vac-y dee,c, sarn~ewsda# puorSy Grained soils
<br />.that formed .in mixed ari~~viuri. These soils are on ftnud plains and have
<br />-' s I o es of 0 to `5 ercent. M~~„ o.,., +
<br />P P ual tamperature is abo _ egr_ees
<br />F,. and the mean annual precipitation-is about le t~,otin5: ~
<br />f"fAXON[Jl`1I'G~GL9SS.: Fine-1_oamy over sandy or sandy-skeletal, mixed Cumulic
<br />Haploborolls~ - ----
<br />TYPICAL PEDON:. Apmay sandy clay loam - irrigated hayland. (Colors are
<br />for dry soil unless otherwise noted.)
<br />_ _.
<br />Al--0 .to .4 inches; dark grayish brown (IOYR 4/2) sandy clay loam,
<br />very dark grayish brown (lOYR 3/2) moist;. weak medium granular
<br />st,ructure;.soft.,..very friable, slightly sticky and slightly plastic;
<br />...many very,f.i;n~e. anii fine roots; 5 percent pebbles; mildly alkaline;
<br />abrupt smoo~th.boundary. (3 to 12 inches thick) '
<br />A2--4 t,o..:19.~inches; dark grayish brown C10YR 4/2) sandy clay loam,
<br />very :da`rk'gr.a.y:.is'h.'b-rown (lOYR 3/2) moist; weak coarse and medium
<br />granular structure; soft, very friable, slightly sticky and slightly
<br />_ p:last.i.c;.,~man~y,fi,ne,. roots; 5 percent pebbles; mi Idly alkaline; clear
<br />smooth;bau.n'd:a,r.y,.;;.:C10 to 24 inches thick)
<br />.. ,-. -
<br />- .'`,~:`.,..~,:.;:,:Bw-,-~1~,9.;to,:..23,,i,nches; grayish brown (lOYR 5/2) gravelly sandy loam,
<br />•.i.a:dark,r.brown";,(~110YR .4L3)' moist; .common fine strong brown (7.SYR 5/6>
<br />:mottl:es; :weak,;~rriedi:um subangu I ar b I ocky structure; nonsti cky and
<br />non.p;la~et.i:c~;;c.ommon fine roots; 30 percent pebbles ;-mildly alkaline; -- "
<br />clear wavy boundary. (0 to 4 inches thick)
<br />..,,2C-=23~`,t;o~60;, i n,ches; I i ght yellowish brown (lOYR 6/2> extreme l y
<br />..;'gr.av'e_I,I~y;''sand,;";ye_I~Iowi'sh brown <lOYR 5/4) moist; single grain; loose,
<br />no'nsti.c{c.y,_and_';nonpl'astic; few fine roots; 60 percent pebbles, 10 percent.
<br />" cobble; m`i l~.d`ly`a~lkal'i'ne:"
<br />' ..'TYPE. LOCATION:, Routt County, Colorado; about 4 miles east of Hayden,
<br />:•~out 2,300 ..fe:et east and 100 feet south of the NW corner of Sec. B, T.
<br />E N., R. 67 W. Latitude 40 degrees, 29 minutes, 56 seconds north;
<br />longitude "Y07.degrees, 10 minutas, 21 seconds avast.
<br />RANGE IN CHARACTERISTICS: Depth to the 2C horizon is 20 to 40 inches.
<br />An A,~ h.or:i:zo.n:,.is present in some pedons. Mean annual soil temperature
<br />is 43 to 45.,degrees F, and the mean summer soil temperature is 62 to 64
<br />degrees F.~:'The m'ollic epipedon ranges from 16 to 30 inches. Mottles
<br />are <7.SYR 5/6) moist common fine prominent from 4 inches and below.
<br />The A horizons has hue of lOYR or 2.SY, value of 3 through 5, 2 or 3
<br />moist, and chroma of 2 or 3. It is gravelly sandy clay loam, clay loam,
<br />gravelly loam, or gravelly sandy loam. Reaction is neutral or m~.,:ly
<br />alkaline.
<br />The Bw horizon has hue of 1G`'. or 2.SY, value of 5 or 6, 3 throu,r,h S
<br />moist, and chroma of 2 ~nrough 4. It is sandy loam, gravelly sandy clay
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