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<br />., <br />I <br />I <br />J <br />1 <br />I <br />I <br />I <br />I, <br />I <br />I <br />I' <br />t <br />J <br />I <br />i, <br />I <br />I <br />I <br /> <br />2031 <br /> <br />TABLE 6.23 <br />ESTIMATED FERTILIZER REQUIREMENTS FOR IRRIGATED GRAIN CORN <br />PRODUCTION BY CLIMATIC ZONEl/ <br />SOUTHERN UTE AND UTE MOUNTAIN UTE INDIAN RESERVATIONS <br /> <br />Climatic <br />Zone <br /> <br />Est. Annual <br />Avg.Yield <br />(bu/ac) <br /> <br />Nitrogen <br />Fertilizer <br />Requirement <br />(lbs.N/AC) <br /> <br />Phosphorus <br />Fertilizer <br />Requirement <br />( lbs.P205/Ac) <br /> <br />A <br /> <br />180 <br /> <br />250 <br /> <br />50 <br /> <br />B <br /> <br />165 <br /> <br />230 <br /> <br />50 <br /> <br />C <br /> <br />150 <br /> <br />200 <br /> <br />50 <br /> <br />D <br /> <br />135 <br /> <br />180 <br /> <br />50 <br /> <br />E <br /> <br />F <br /> <br />G <br /> <br />H <br /> <br />I <br /> <br />J <br /> <br />l/ Fertilizer application rates based on average soil fertility <br />levels. Soil test values may suggest larger or smaller amounts <br />of fertilizer. <br /> <br />6- 36 <br />