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Table 3 shows total irrigated acreage and crop type in the Gunnison River basin using GIS 1993. <br />TABLE 3 <br />TOTAL IRRIGATED ACREAGE <br />AND CROP TYPE <br />CROPS TYPE BASED CROPS IRRIGATED ACREAGE <br />ON THE GIS 1993 BASED ON THE GIS 1993 <br />Alfalfa 30046 <br />Beans 8954 <br />Corn 23453 <br />Pasture 175052 <br />Orchard 5754 <br />Small Grain 6600 <br />Tree Farm 242 <br />Vegetables 3541 <br />Gunnison Basin Total253642 <br />Table 4 shows the comparison among crops type used by the GIS, USBR, and CAS data in the Gunnison <br />. <br />River basin <br />TABLE 4 <br />COMPARISON AMONG CROP TYPES <br />CROP TYPECROP TYPECROP TYPE <br />GIS USBR CAS <br />Alfalfa Alfalfa Alfalfa <br />Pasture Pasture Pasture <br />Corn Corn Corn Silage <br />Corn Grain <br />Orchard Orchard with cover <br />Vegetables Small vegetables <br />Beans Dry Bean Dry Bean <br />Small Grain Winter wheat Winter wheat <br />Spring wheat Spring Wheat <br />Sorghum Grain <br />Oat <br />Barley <br />Tree Farm <br />Table 5 shows method 1 for estimating county agricultural crops acreages for 1985 using the GIS 1993. <br />The crop type and irrigated acreage distribution from GIS 1993 was preserved and applied for estimating <br />agricultural county statistics for 1985 (only for 1985, Delta County, Gunnison River basin). <br />14 <br />A 275 01.09.95 1.14-19 Al-azzawe <br />