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Published byAbigail York Modified over 11 years ago
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2006 PSU PDA Cattle Composting Study Hobo Data Loggers J. Craig Williams Penn State Coop. Extension Composting.cas.psu.edu
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NACAA AM/PIC Basic Mortality Composting Project Onset Data Loggers Experiences J. Craig Williams, Dairy Agronomy Agent –Tioga County, Pa –16 Years Extension
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Natural Rendering: Composting Livestock Mortality Penn State and Pa Dept of Agriculture Composting procedures Downer cow update/ Dead cow update Cornell Waste Mgnt. Int. And Maine Compost Team
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Siting for Composting Select site that is well-drained, at least 200 ft from water courses, sinkholes, seasonal seeps or other landscape features that indicate the area is hydrologically sensitive.
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Wood Chip Bed Lay 24-in bed of bulky, absorbing organic material containing some sizeable pieces (4 to 6-in long). Utility and municipal wood chips work well.
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Recipe for Small Animals For young animals, layer mortalities with a minimum of 2 feet of co-composting material.
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Recipe for Large Animal
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Covering Carcass Cover carcass with dry, high-carbon co- composting material, like old silage, sawdust, or dry stall bedding (some semi- solid manure will expedite the process).
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Composting continued Let set for 4-6 months. Turn only if desired after 3 months. Reuse bones as part of next base. Reuse old compost 6 month old Compost
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Onset Hobo Data Loggers Onset – Data Loggers and Weather stations –Indoor, Outdoor, Underwater and Tilt/Acc. –Hobo U12-008 $199 –20 Foot cable-$35 each Total$339 set up –Shuttle $169 –Boxcar Software $99 Total $268 Office www.onsetcomp.com/ hobologgers.com PSU PDA Project was to document Real Farm Composting temperature, including internal carcass
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HOBO 008
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Graphing
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Cow Compost
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Dairy Farm Cow Temps
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HOBO Data Recorders every 6 hours for 6 months Start January March
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Bishop
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Started Second Pile Late January -July
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ID Temperature points
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Start June to August 2006
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Hobo Recorders
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