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..-..ten...-..u.—_.._�..�..___'__ .�._....-_...._...a_.........._._...._.... .,. ,.,. <br /> ,l.L'1♦.e.. .;.w-0t'r;�"Y; ,]..r M»nrf __ _�._ ..__.._...� . � ..vaa-r.,.wi.--.d.+.�....—. _� ___.�_ .. __'__ _ __. <br /> 2.04.9 <br /> i Page 3 of 46 <br /> / M11D-Noden loam, 3 to 9 percent slopes . This deep, well drained <br /> soil is on uplands and valley side slopes. It formed in alluvium derived <br /> dominantly from sedimentary rock. Slope is 3 to 9 percent. The native <br /> vegetation is mainly grass. Elevation is 6, 500 to 7,800 feet. 7 <br /> average annual precipitation is about 17 to 22 inches , the average annual <br /> air Lempurature is 46 to 50 degrees F. , and the average frost-free season <br /> is 90 to 120 days . <br /> Typically the surface _layer is loam 6 inches thick. The subsoil is <br /> clay loam 33 inches thick. The substratum to a depth of 60 inches is <br /> loam. The soil is neutral to a depth of 27 inches and mildly alkaline <br /> --t . <br /> below that depth . Depth to calcareous material ranges from 40 to 60 <br /> inches . <br /> Included in this unit is 15 percent Presser sandy 1_oam. Presser soils <br /> have a sandier profile. <br /> Fermeahility of this Noden soil is noderr:Le to a depth of 39 inches <br /> and moderately rapid below that depth. Available water capacity is high. <br /> Effective rooting depth is 60 inches or more. Runoff is medium and tine <br /> ha: ard of watcr rr„�i ,,n medium Lo very high. <br /> 'leis unit is Pned for rangeland and irrigated hayl and. <br /> Tne pmuntial. plant ._c-:•munit,✓ on this unit is mainly ::ester, whcatgrass , <br /> blue grama, and little hluestem. Other less numerous plants that character- <br /> He this unit are Indian ricegrass, prairie junegrass, and sideoats grama. <br /> The average annual production of air-dry vegetation is 1300 pounds per <br /> acre. If the condition of the range deteriorates, sleepy grass , fringed <br /> :sagebrush, threeawn, and prickly pear increase. Range seeding is suitable <br /> If he range is Jr- • oor condition. <br />