PURPOSE: To provide a waste disposal method which enables effective reutilization of the waste as a feed or a fertilizer by fermenting an organic waste which is easily putrescible and also to provide an equipment for waste disposal.

CONSTITUTION: This waste disposal method comprises a moisture adjustment stage for heating an organic waste so as to maintain the organic waste at a moisture level appropriate for fermentation conditions, and a fermentation stage for maintaining the organic waste at a temp. level appropriate for the fermentation conditions to ferment the waste. This equipment consists of a fermentation vessel 10 for storing organic waste and a fermentation means for maintaining the moisture content and temp. of the organic waste stored in the fermentation vessel 10 at levels appropriate for fermentation respectively, to ferment the organic waste.