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<br />OOlj31 <br />, Task 1.14(a) - Evaluation of Consumptive Use Models <br /> <br />"l. <br />-vr'v, <br /> <br />" <br /> <br />;r' <br />f- <br />~ <br /> <br />Table 3: Agricultural Crop Evapotranspiration Input Data for Each Crop Type <br /> <br />Model Input Units Type It: core From Entlty(s) <br />thJ : fringe <br />Crop name Unitless Character K crop characteristicsa <br />Crop growth curve (Table of values Unitless Pairs Include K crop characteristics <br />showing a max of 24 pairs) Int and F~ <br />Mean air temp.of earliest moisture Temp Float &<, crop characteristics <br />use <br /> .~ <br />Mean air temp. of latest moisture use Temp Float /hJ crop characteristics <br />Beginning month of the growing sea- Time Integer (1-12) /hJ crop characteristics <br />son <br />Beginning day of growing season Time Integer (1-31) /hJ crop characteristics <br />Ending month of the growing season Time Integer (1-12) /hJ crop characteristics <br />Ending day of growing season Time Integer (1-31) /hJ crop characteristics <br />Length of growing season Days Integer /hJ crop characteristics <br /> <br />a. New Entity <br /> <br />3.3 Data Needs for the User Specified Area <br />Some input information will be needed depending on the area the user selects to calculate <br />CU. At this point, the process used to select an area has not been described. Regardless of <br />whether we let the useT select an entire river basin, a square area, a number of polygons, a <br />county, a water district, or a combination of all of the above, the same data inputs will be <br />needed for the selected area. These inputs are listed in Table 4, <br /> <br />Table 4: Agricultural Crop Evapotranspiration Input Data for the Selected Area <br /> <br /> Model Input Units Type It: core From Entlty(s) <br /> thJ : fringe <br />1 Monthly percentage of daylight hours for <br />\~v'" ~- percent Float K climate station <br />'0 each year and in the area's lamude <br />/~": Ident~ication number for climate stations Unnless -,Integer K climate station <br /> Total irrigated acreage Area Float K derived from irri- <br /> gated field <br /> Percentage of acreage for each crop Percent Float )( derived from irri, <br /> gated field <br /> <br />3.4 Data Needs for the User Specified Time Period <br />Some input information will be needed depending on the time period the user selects <br />to calculate CU. This information will be needed for each of the stations located in the <br />user specified area. At this point, it has not been determined what length of time the user <br /> <br />4/5/94 - Evaluation Document (for internal use) 4 <br /> <br />Database Requirements: CSU- ADOS <br />