questions: asking about vermicompost 
 answers: vermicompost can be produced in any place with shade, high humidity and cool. abandoned cattle shed or poultry shed or unused buildings can be used.  if it is to be produced in open area, shady place is selected.  a thatched roof may be provided to protect the process from direct sunlight and rain. the waste heaped for vermicompost production should be covered with moist gunny bags. a cement tub may be constructed to a height of 2½ feet and a breadth of 3 feet. vermiculture bed or worm bed (3 cm) can be prepared by placing after saw dust or husk or coir waste or sugarcane trash in the bottom of tub / container. a layer of fine sand (3 cm) should be spread over the culture bed followed by a layer of garden soil (3 cm).  all layers must be moistened with water. cattle dung (except pig, poultry and goat), farm wastes, crop residues, vegetable market waste, flower market waste, agro industrial waste, fruit market waste and all other bio degradable waste are suitable for vermicompost production.  the cattle dung should be dried in open sunlight before used for vermicompost production.  all other waste should be predigested with cow dung for twenty days before put into vermibed for composting. for vermicompost production, the surface dwelling earthworm alone should be used. the earthworm, which lives below the soil, is not suitable for vermicompost production.