The practice of composting to manage on-farm swine mortalities has increased from 10.5% in 1994 to nearly 36% in 2006, according to data supplied by USDA’s Animal and Plant Health Inspection Service.
Traditionally, the most popular method of composting has been the open static pile (OSP) in bins, piles or windrows, managed by primary, secondary and curing stages.
More recently, in-vessel (IV) systems have become increasingly used. The most popular system is rotating drums.
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