According to the statistic of international economy organizations,the civil economy damage is about 20～60 times than the
energy itself because of energy shortage.Recently,due to the limitation of purifying dung and urine,the method of using dung or urine as compost to solve energy shortage have been attached much importance.By comparison with the purification of dung and urine,the disposal cost of the compost technology is low and can renew wasted resource.Therefore,it is an advisable measure.Dung,as a raw material of compost,has a tigher value than other country byproduct,urban and industrial waste.So,there are wide application perspectives in the field of waste energy
utilization.However,there exist some problems during the
process of application because of the circulation of unbaked compost,relatively higher price of organic matter and byproduct fertilizer.This paper introduces the purpose,characteristic and application of dung compost and analyzes the main problem duing the process of dung and urine compost.