Sentences with phrase «collects organic manure»
Not exact matches
Workers collect heaps of manure and organic waste, mix it into a slurry, kill off unwanted strains of bacteria with steam, then introduce new bacteria to digest the sludge.
http://discovermagazine.com/
«Anaerobic digestion, the biotic and major source of atmospheric methane releases, works on straw, wasted food, animal bedding, manure... all kinds of organic material... not just the collected byproducts of factory farming.