2024/9/10/ · After a day or two, the pile must reach temperatures above 48°C. The Carbon to Nitrogen ratio in a composting pile needs to range from 20-to-1 (20 parts of carbon for every part of nitrogen) to 40-to-1 (40 parts of carbon for every part of nitrogen). Composting Chicken Manure. ... manure is a good soil amendment that adds organic matter to ...