Slaughterhouse waste is processed into meat and bone meal and…
http://global-recycling.info/wp-content/uploads/2016/08/Phosphorus.jpg6861030msv2016http://global-recycling.info/wp-content/uploads/2016/08/Global_Recycling_Logo-300-300x96.pngmsv20162016-08-04 13:00:532016-08-04 13:00:53Meat and Bone Meal as a Source of Phosphorus