Reservoir raising big head fish chicken manure can be put into October. According to the query related public information shows: the weather becomes cold in October can not play a role, the use of chicken manure fertilizer fish, need to be a small number of times, put proportionate, fish farming needs to be put into the fermentation of complete chicken manure feed, so as to avoid the pool water oxygen content is too low, resulting in the lack of oxygen in the fish.