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Habitat Perkembangbiakan dan Aktivitas Menggigit Nyamuk Anopheles Sundaicus dan Anopheles Subpictus di Purworejo Jawa Tengah (Brreding Places and Biting Activities of Anopheles sundaicus And Anopheles Subpictus in Purworejo, Central Java)
Malaria continues to be public health problem, it causes morbidity as well as outbreak in several remote areas in Indonesia. Vector control remains the most effective measure to prevent malaria transmission. The understanding of mosquito species, its bio-ecology, and the characteristic of their habitats are very important to formulate the vector control strategy. It was recognized that there are many aspects of behavior that are directly and indirectly important in the prevention and control of malaria. One of the main cause of malaria control failure due to lack of understanding vector species and its bio-ecology. This paper reported the study of breeding places and biting activities of malaria vector Anopheles sundaicus and An. subpictus fro coastal area of Purworejo area in year 2004. Natural population of anopheline species was sampel from larval survey, landing collection, animal resting collection, resting collection to study the larval habitat, biting activities, resting habit and biting sites. Nine species of anopheline were found in Jati Malang e.g An. sundaicus, An barbirostris, An vagus, An. aconitus, An. indefinites, An. tesselatus, An. nigerrimus, An. annularis. In Gedung village was found 5 species of Anopheles e.g. An sundaicus, An. subpictus, An. barbirastris, An. vagus, and An. aconitus. The breeding places of Anopheles spp, are varied, in Jati Malang and Gedung were found lagoon, brackish water fish-pond, rice field, freshwater fishpond, irrigation channel, and pit hole. Therefore, the breeding places of An. sundaicus and An. subpictus confined in the lagoon and brackish water fish ponds, with its characteristics e.g. water temperature ranges 25,6⁰C-27,8⁰C, pH ranges 7,2-7,6 water salinity 3,0-3,4‰, and water dept is 20, 3 cm-25,2 cm, muddy underground, stagnant or slow running water with the water weed mostly green algae (Chlorophyta) and lichen. The biting activities of An.sundaicus accured at 23.00-01.00, and the peak of An. subpictus occurred at mid night and at 02.00-04.00 and the second peak at 02.00-04.00 in the morning. This species is zoo-anthroohilic, exophagic, and exophagic. The mosquito was found very small number resting in the houe, therefore therefore there was not easy to found the out door resting site of these two species in this areas. The resting-places found outdoors around the stream with the dense vegetation.
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