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Mass Balance of Nitrogen Loading <br /> Phase II <br /> q <br /> Nitrate loading calculations for existing properties: <br /> Considering the soil type involved,denitification of nitrate nitrogen to the gaseous form as nitrous oxide <br /> or nitrogen gas will likely occur. <br /> Definition: Au is the abbreviation for animal unit. One animal unit represents 1000 lbs. of body weight. <br /> } Nitrogen content of manure from dairy cattle: <br /> Classification of cow: Lbs.N per Au <br /> Lactating cows . 56 lbs. <br /> Dry cows&Bred heifer .45 lbs. <br /> Heifers .40 lbs. <br /> Calves .40 lbs. <br /> Baby calves .40 lbs. <br /> s <br /> Animal units for typical Holstein dairy cattle, generally accepted by the State Water Quality Control <br /> Board: <br /> Lactating cow 1.4 Au's <br /> ' Dry cow/breed heifer 1.2 Au's s <br /> Heifer(1 yr.-bred) 1.1 Au's <br /> Calves(3 mo.- 1 yr.) 5 Au's <br /> w Baby calves .25 Au's <br /> Acres available for distribution of agricultural wastes: <br /> F- Property Owned(Used in phase I): <br /> l APN# Total Acres Farmed Acres } <br /> 207-210-01* 145 120.0 ? <br /> 207-20-03** 237.57 235,0 ; <br /> Total farmed acres: 355.0 i <br /> *This parcel is the parcel where the dairy facility is located. <br /> i **This property is in probate and is projected to be purchased once it is available. Phase Il depends on this <br /> purchase. If this property is not obtainable,phase U may not progress as proposed. <br /> i <br /> Nitrogen production calculations for the Joe DaSUva Dairy: <br /> Projected animal units: <br /> Classification of animal: #Animals Au's per Total Au's <br /> Lactating cows: 3,020 x 1.4 4,228 <br /> Dry cows and bred heifers 380 x 1.2 456 i <br /> Heifers(1 yr.-breeding,) 0 x 1.1 0 <br /> Calves 0 x .5 0 <br /> I Baby calves 0 x .25 0 <br /> Total animal units 4,684 <br /> 4 <br /> Western Design!David Avila 2000 37 <br /> E <br /> I <br />