Animal wastes as substrates for protein production.
D000821:Animal Feed; D000818:Animals; D001673:Biodegradation, Environmental; D002417:Cattle; D004044:Dietary Proteins; D004787:Environmental Pollution; D005243:Feces; D005656:Fungal Proteins; D014556:Urine; D015003:Yeasts
D004044:Dietary Proteins; D005656:Fungal Proteins