نتایج جستجو برای: aedes
تعداد نتایج: 10418 فیلتر نتایج به سال:
The subgenus Molpemyia is resurrected from synonymy with the subgenus Finlaya and the species Aedes auridorsum, Ae. pecuniosus and Ae. purpureus are assigned to it. The subgenus is fully redescribed and features given to distinguish it from the other subgenera of Aedes. The three included species are redescribed and pertinent stages and structures are illustrated. Tables include the chaetotaxy ...
Methods employed by Australian quarantine officers to control Aedes mosquitoes in containers were tested against all stages of Aedes aegypti. Saltwater emersion killed all larvae but not pupae or eggs that were briefly exposed. Swimming pool chlorine, methyl bromide fumigation, and permethrin (2% active ingredient) spray provided 100% mortality of eggs, larvae, and pupae. Aerosol sprays incorpo...
Laboratory and field evaluations of Bt.H-14 granule formulation were carried out against Aedes aegypti, the vector of dengue and dengue haemmorhagic fever in Delhi, India. The results of laboratory evaluation revealed 100% mortality of Aedes aegypti larvae @ 0.5 gm/m2 within 24 hours of exposure in enamel trays. The field evaluation revealed that biolarvicide @ 0.5 gm/m2 provided an effective c...
BACKGROUND Mosquito-borne viruses threaten public health worldwide. When the ratio of competent vectors to susceptible humans is low enough, the virus's basic reproductive number (R0) falls below 1.0 (each case generating, on average, <1.0 additional case) and the infection fades out from the population. Conventional mosquito control tactics, however, seldom yield R0 < 1.0. A promising alternat...
RNA extraction is the critical initial stage in analyzing certain gene expressions, further analysis using Real Time PCR technology, and performing virus detection. However, process of extracting often hampered by risk contamination, resulting low concentrations purity RNA. This an obstacle mosquito especially detecting Dengue Virus (Den-V). (Den-V) can cause dangerous diseases humans such as F...
OBJECTIVE to describe seasonal mosquito distribution and the incidence of dengue cases in Barreiras, Bahia, Brazil. METHODS this is a descriptive study using primary data on mosquito distribution in ovitraps from April 2012 to March 2013, as well as secondary data from the Notifiable Diseases Information System, Epidemiological Surveillance and the Zoonosis Control Center about dengue cases a...
An outbreak of dengue fever/dengue haemorrhagic fever was reported from Ludhiana city in Punjab state, India, during October 1996. The outbreak started in the last week of September and lasted up to the first week of December. The number of cases reported during the outbreak was 720, with 19 deaths. A community survey revealed a very high attack rate of fever cases (4.10%). Serological tests su...
The resistance/susceptible status of Aedes aegypti (field strain) from slum area of Misri Shah Lahore, Pakistan was determined during May 2009 to January 2011. Two insecticides i.e. deltamethrin 1.5% EC and cypermethrin 10% EC which were sprayed in various localities of Lahore from the last ten years were used to evaluate resistance/susceptible status of field collected adult females of Aedes a...
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