Dengue hemorrhagic fever (DHF) are acute febrile diseases, found in tropical and sub tropical regions, caused by dengue virus of the genus Flavivirus, family Flaviviridae. Sub district Pangandaran is an area that is quite a sharp increase in his case. Ranging from no cases in the period 1998-2002 increased 1 case in 2003, 4 cases in 2004, 22 cases in 2005, 35 cases in 2006, 10 cases in 2007, 12…
By bioassay Aedes aegypty larvae collected from Yogyakarta were found to be susceptible to temphos and malathion and by using microplate nzymatic assay Ae. aegypti larvae collected from the same sites were potentially resistant to the organoposphate insecticides due to elevated esterase activity in hydrolyzing alpha-naphthyl acetate substrate used in the enzymatic reaction from the same sites m…