questions: query regarding mosquito population in area where there is human habitation & some shed 
 answers: sprinkle bleeshing powder / ddt spray on the area to controll the mosquito breeding. expose the area for direct sunlight , if any mouldy/ damp obsect is there, remove it. spray q for all @ 5ml/lits of water/ b.q 904 @ 5 ml / lits of water in the shed for disinfection