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Ahana,

Ahana,Poultry, pig and chicken dungs are nitrogen richer than cow and horse dungs. Thus, they are more efficient.

Poultry, pig and chicken dungs are nitrogen richer than cow and horse dungs. Thus, they are more efficient.

  1. Poultry, pig and chicken dungs are nitrogen richer than cow and horse dungs. Thus, they are more efficient.

    efficient. 2. Fresh grass has rich nitrogen. The right proportion of carbon and nitrogen is about 30:1. If you use fresh grass, you'll use less manure as the nitrogen source. The water is supposed to submerge the grass. 3. It is advisable that the raw materials are added to the digester batch by batch. Don't dump all of them in the digester. I am Sam Shan from China. I can recommend some portable biogas digesters to you. My email: samshancn@hotmail.com