Laserfiche WebLink
e- _- <br />Y_: <br />~~~-: • <br />Cascajo Series <br />The Cascajo series con=_ists of eery gracelly soils ou an <br />escarpment more the Arkansas Ricer. The gi:lvel was de- <br />posited Uy the Arkansas Ricer. The escarpment is Uetween <br />the present ricer Uottom and old ricer terraces, which are <br />now part of the u1hands. At the foot of the escaprpment aro <br />many outcrops of soft, light }-e]]owish-bro:rn, eery limy <br />shale. <br />The surface layer ofthese soilsisgrayish-Uroma gracelly <br />loam aUout 5 inches thick. This layer generally is free of <br />lime. <br />Below the surface ]a}'er is pale-Uroml, limy, gracelly <br />loamy sand. The lower =_urface of the gt•acel i; coated kith <br />lime. <br />Cascajo soils are escessivch• drained and are low in <br />natural fertility. It orergrazei), they are highly suscepti- <br />Uleto watereroslon. <br />These soils are u=_ed foi• range. The native range plants <br />are Ulue grams, =_ide-oats grams, sand dropseed, needle- <br />and-thread, cliolla cactus, raUUitUi•u_=h, yucca, and four- <br />wing saltUuslz. The escarpment is a good source of cona- <br />mercial grace]. <br />Representative profile in a gravel pit on the north side <br />of the Arkansas Ricer, along the highway north of <br />~fanzanola. <br />A2-0 to 3 inches, gra rl511-bton•tt (lOTR 5/3) gra re]]y loam, <br />dark grayish brown (lOYR 4/2) when moist; mod- <br />erate, medium, crumb structure; soft when dre, eery <br />friable wLen moist; noncalcareous; clear, smooth <br />boundary. <br />. Cca-5 to 00 Inches, pale-brown (lOYR 6/3) gracelly loamy <br />- sand, 6xowu (lOYR 5/3) when aiotst; single grain; <br />loose when dry or moist; calcareous; loner surface <br />of gravel coated with lime carbonate,~particularly i^ <br />the uppermost Part of this horizon. <br />The surface layer Is -t to 0 Inches thtek. <br />Cascajo soils are associated kith Otero soils, but they are <br />steeper avd more gracelly than these soils. They are steeper and <br />coarser teztured than Harvey soil. <br />Cascajo soils and Grar-elly land ((5 to 25 percent <br />slopes) (Cal.-The surface la}'er of t11e Cascajo soils <br />ranges from gracelly loam to eery gravelly sandy loam. <br />The slope rvlges from 5 to 25 percent, Uut most of the <br />acreage has a slope of more than 10 percent. Soma areas <br />of this can1lles are deeply cut Uy V-shaped drainaaeways, <br />a felt' of which contain flowing sprillP;. Included in the <br />areas mapped are nwnerous conunerclal gravel pits. <br />This comples.is used for range. _liost of the range is <br />ocergi:lzed. The native 1llants are cholla cactus] #~rickly- <br />pear, and sand dropseed. (~TOVirrigated cap,~Ulhty unit <br />VIIs-1; Grace] Breals range site) , <br />• <br />t <br />f <br />