... certificate The raw materials to make fertilizer can be:1. Agricultural waste: straw, dregs of beans, cotton dregs, rice bran,etc.2 ... manure: mixture of poultry litter (PL) and animal waste(AW),such as,Slaughterhouse Waste,Fish Market,Urine and dung of cattle,Pigs ... of animal manure cant be utilized reasonably,it not only waste of the resource ,but also pollute the environment. The organic ...