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05/2612009 13:27 9518273349 DOUGLAS KUNEV PAGE 12/14 <br /> e + <br /> l0. A foul, odorous anaerobic lagoon problem can usually be <br /> corrected by use of a mechanical aerat6r,, and nitrogen <br /> content of affluent can o be furthei reduced. <br /> However, a Significant operating cost drill be incurred. <br /> 11. Addition of foreign l -- long- emmed getation, <br /> discarded feed, egg flats, eggls, trash -- should <br /> be prevented. soli separation y b� accomplished <br /> with mechanical separators or by cjraviiy settling <br /> basins. <br /> I <br /> 12. Be conscious of sludge level in the 1&40on, and remove <br /> before more than so parcout of the traiLtment volume is <br /> pi t Test nutrient c6ntent of sludge, <br /> and use wrvironmentally safe land application methods. <br /> 13, Remove lagoon effluent eastually to control <br /> overflow, and to regulate salt concentiactions. Add <br /> - fresh waterif necessary to maintain minimum design <br /> volume. <br /> 14. Locate irrigation recycle p p intakes about <br /> 18 inches beneath the lagoon surface, d as far from <br /> waste et(s) as possible. <br /> SS, Properly graLuid electric pump h s to assure tbAt <br /> stray voltages donn c to salt deposits on <br /> surfaces.pump internal <br /> 16. Development of. a pink or purplecalor in the lagoon <br /> should not be a cone ; this is an indicator of <br /> ostablisbment of m1fur-fixing bacteria which aid in <br /> • reducing odors from hydrogen sulfide production. <br /> f a <br /> American Society of Agricultural Enqineersi 1990. Design of <br /> anaerobic lagoons for animal waste manaqement,, ASAB <br /> XMineering Practice EP403.1. The American Society of <br /> Agri-cultural Ingine , St. Joseph, MI 490$5-9459. <br /> C. L, 1985. The rationaldesign standard for <br /> anaerobic livestock lagoons. ProceedingsOf the Fifth <br /> International SyMposium on .Agrictatural Wastes, ASAz <br /> Publication 13-85:638-647, American Society of Agricultural <br /> in , St. Joseph, MT. 49089. <br /> Collins, E. R.., Jr. 1979, Anaerobic lagoons for livestock <br /> and poultry wastes. Publication 443725,. Virginia <br /> cooperative Xxtension servicoo lac , VA 24061-0303. <br /> U.S. Department of Agriculture. 1994, Agricultural Waste <br /> ggement Field Manfial Qt ' . USDA Soil Conservation <br /> Service, Washington DC. <br />