Henhouse sterilizing method

The invention belongs to the technical field of a poultry breeding ground. The invention provides an environment-friendly, pollution-free and low-cost henhouse sterilizing method. The selected material comprises cypress branch, dried cypress seed, dried cypress root and dried moxa leaf, which are formulated according to the weight ratio of 100: 1: 1: 10; and the weight of the sterilization material per square meter in the henhouse is 200g. A sterilizing process comprises the following steps of: washing a henhouse after slaughtering with clear water, and air drying till the floor has no accumulated water; and putting a certain amount of burning wood charcoal on the floor of the henhouse, and stacking cypress branch, cypress seed, cypress root and moxa leaf, which are weighed in proportion, on the burning wood charcoal, so that a mass of smoke rather than open fire can be generated by the materials such as cypress branch; and after all the materials are burnt up and the temperature is lowered, the burnt materia