manure(redirected from manure pit gas poisoning)
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the dung of farm animals used as replenishment for the ground.
has become a major problem to animal farming in urban areas. Methods have been devised to avoid labor involvement by the use of pits under animal accommodation, or by discharging onto pasture or into evaporative lagoons by use of a slurry pushed through a hose. Housing animals on litter and rapid composting of the litter has advantages.
includes collection, storage, fly and odor control, environmental pollution, avoiding soiling of cow's hair and udder, bedding supply and distribution, maintaining good footage.
manure pit gas poisoning
large quantities of hydrogen sulfide gas are produced in pits and tanks in which animal manure is undergoing biological degradation. If the contents of the pit are stirred violently to facilitate emptying, the gas may be released into the atmosphere in a high concentration, and if the area is enclosed, poisoning of animals and humans can occur.