... 3. Environment friendly 4. low investment, quick benifit return Biology organic fertilizer drier uses new ordure from pig and chicken, no chemical ... they eat, other is dropping out. Fertilizer made from their excrement includes Nitrogen, phosphorus, potassium, organic matter, amino acids, and protein. Chicken ... -8015ZG20×10200010000346-8120-30050-808.5 Animal Dung Drier forBiology organic fertilizer