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774 Sol Stxvy Producing woody shrubs ata level that decreases the extent of the preferred forage plants. water capacity is very low. The shrink-swell potential is This map unit is in capability subclass Vie high. The effective rooting depth is limited by the (MLRA-15), nonirrigated. The uneroded and eroded bedrock at a depth of 10 to 20 inches. Runoff is very Honker soils an in vegetative soil group D, and the rapid, and the hazard of water erosion is ve Vallecitos soil is in vegetative soil group G. The eroded Honker soil is ry severe_ ►moderately deep and well drained. It forned in material weathered from 178--Honker-Vallecitos-Honker, eroded complex, sandstone. Typically, the surface layer is light browrtish SO to TS peresrtt slopes. These very steep soils are on grey gravelly loam about 7 inches thick. The dominantly south-facing slopes on mountains. The inches of the subsoil is light brown ravel) upper 11 native v The lower 13 inches is a cfaypan Of light r Gey koam vegetation is mainly annual grasses, forbs, and gravelly chaparral. Elevation is 800 to 3,300 feet.'The averse clay. Hard sandstone bedrock is at a depth of 31 annual precipitation is 12 to 18 inches, the average g es. In sorra areas the surface layer is gra annual air temperature is about 60 degrees F, and the gravelly� Permeability is very slaw in the eroded Honker soil. average frost-fr" period is 220 to 240 days. Thit unit is 35 percent Honker loam, 30 Available water capacity is k>rv. The shrink-sw # Vallecftos Percent potential is h' gravelly loam, and 20 percent Honker igh* The effective rooting depth Is tiirMW gravelly loam, eroded. The components of this unit by the bedrock at a depth of 20 to 40 inches. Roots ars occur as areas so intricately intermingled that it was not dna Mcted to cracks and the faces of PNU In the Prsctical to map them separately at the scale used. cl yPan. which is at a depth of 8 to 16 Iris. Runoff is nduded n this unit are small areas of Honker and very vary raN, and the hazard of water erosion is Vallecitos sods that have slopes of more than 75 or less severe. than 50 Percent and small areas of Gonzaga and This unit is used for livestock gracing or wiMe � Franciscan soils. All of these included soils are in habitat. General management considerations Include I�scaPe Positions similar to those of the dominant very Severe hazard of erosion, the slope the�y i' Honker and Vaalecftos soils. Also k duded are small log" or low available water cap", the limited depth of 3ress of exposed bedrock in convex the Vallecitos sora, and dense stands of pa top of the slopes. Included areas makes up near the moderately eroded areas. The characteristic chaparral Percent of the total acreage. P bout 15 community on the uneroded Honker and V Plant uneroded Honker soil is is mainly soft chess, wild oat, and filaree, That on sols The moderately deep and That txr ft well drained. It lorfned in material weathered from eroded Honker soil is mainly sort chess, r brome, and sandstone. Typically, the surface layer is brown loam California sagebrush. GrazfiD1hould be filed so about 5 inches thick. The subsoil is a claypan of brown that desirable vegetation such as soft chess, Is and strong brown gravelly clay about 28 inches thick. maintained and enough vegetation is left standing to protect the soils from erosion. Loss of the surface layer Hard sar>d�� bedrock is ata depth of 33 inches. In results in a severe decrease in productivity some areas the surface layer is clay loam, gravelly clay loam, or graveMy Wm. grazi potential of the unit to Produce plants suitable nforn the Pemteabi very slow in the uneroded Honker ng. The very steep topography and the resulting soil. Available .rater ca ac runoff reduce the amount of rainfall that enters the soils P nY is low. The shrink-swell potential IS ( The slope limits access by livestock and results in b. The effective rooting depth is limited by the bedovergrazing of the less sloping areas. The very low or rayt at a depth of 20 to 40 inches. Roots are restricted to cracks and the faces of for+' available water capacity limits the production d Peds in the desirable forage plants. Fend Is difficult claypan, which,is at a depth of 10 to 20 inches. Runoff n9 because of is very rapid, and the hazard of water erosion is ve the depth to bedrock Brush management improves severe. very areas of range that are producing woody level that decreases the extent of the preferred }forage The Vatlecrtas loll is shallow and well drained. It formed in mate3rial weathered from sandstone. Typically, Plants. the surface laymr is pale brown ravel I This map unit is in capability subclass Vlle ,nches th' pale gravelly ° about 4 (MLRA-15), nonirrigated. The uneroded and eroded _ Thne subsoil is ale brown and brown Honker soils are in vegetative soil group D, and the Iravelly day jamm about 16 inches thick. Hard l stone bedrmck Is at a depth of 20 inches. In some Vallecitos soil is in vegetative soil group G. L As the surface layer is loam, gravelly clay loam, or ,,lay loam, 179—fano slny c18y 10am, Partially drained, 0 to t Permeabity is; slow In the Vallecitos soil. Available Percent slopes. This very deep, poorly drained, nearfr- level soil Is on }food plains and deltas. It tour in