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<br />Hurr, R.T. and Moore, J.E., "!:lydr~geologic Characteristics
<br />of the Valley-Fill Aquifer i~ the Arkansas River Valley,
<br />Bent County, Colorado," US Geolog:.cal Survey Hydrologic
<br />Investigations Atlas HA-461, 1972.
<br />
<br />Irrigation Guide for Southeastern Colorado, Arkansas River
<br />Watershed below 7,000 feet, OSDA-NRCS, August 1960.
<br />
<br />Irrigation Water Requirements - Technical Release No.21 by
<br />OSDA Soil Conservation Service, September 1970.
<br />
<br />Irrigation Water Ose and Management, June 1979, Interagency
<br />TaskForce Report, Department of the Interior, Department of
<br />Agriculture, Environmental Protection Agency.
<br />
<br />Johnson, R.B., "Geologic Map of the Trinidad Quadrangle,
<br />South-Central, Colorado," OS Geologioal Survey Miscellaneous
<br />Geologic Investigations Map I-558, 1969.
<br />
<br />Jones, E., Schuff, S., Kick back next Summer, and let your
<br />Surge Value do the Irrigating, Colorado Rancher and Farmer,
<br />1993.
<br />
<br />Konikow, L.F., Person, M., Assessment of Longterm Salinity
<br />Changes in an Irrigated Stream Aquifer System - Water
<br />Resources Research, Volume 21 No,11.
<br />
<br />Lower Arkansas River Basin Water Quality Study, Colorado,
<br />1992, OSDA Natural Resources Conservation Service.
<br />
<br />Monthly Normals of Temperature, Precipitation, Heating and
<br />Cooling Degree Days 1941-70 by OS Department of Commerce,
<br />National Oceanic and Atmospheric Administration.
<br />
<br />Mueller, D.K., DeWeese, L.R., Garner, A.J., and Spruill,
<br />T.B., "Reconnaissance Investigation of Water Quality, Bottom
<br />Sediment, and Biota Associated with Irrigation Drainage in
<br />the Middle Arkansas River Basin, Colorado and Kansas, "OS
<br />Geological Survey Water-Resources Investigations Report 91-
<br />4060, 1991.
<br />
<br />National Range Handbook by OSDA, Soil Conservation Service.
<br />
<br />Nelson, G.A., Hurr, R.T., and Moore, J.E., ,"Hydrogeologic
<br />Characteristics of the Valley-Fill, Prowers County," OS
<br />Geological Survey Open File Report 89-254, 1989.
<br />
<br />Nelson, G.A., Hurr, R.T., and Moore, J.E., "Hydrogeologic
<br />Characteristics of the Valley-Fill, Crowley and Otero
<br />Counties, Colorado," OS Geological Survey Open File Report
<br />89-255, 1989,
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