نتایج جستجو برای: larvicide
تعداد نتایج: 397 فیلتر نتایج به سال:
This note presents an alternative method for bioassays using black fly larvae, with which we intend to provide a simpler but effective tool for accessing data on larvicide efficacy.
b a ckground : malaria still remains a public health problem in iran. there are different vector control interventions such as insecticide spraying. the present study was carried out to determine the susceptibility status of anopheles stephensi larvae to temephos as a national plan for monitoring and mapping of insecticide resistance m e t hods : eight different localities in two main malarious...
background : mosquitoes transmit serious human diseases, causing millions of death every year. vector control is facing a threat due to the emergence of resistance to synthetic insecticides. insecticides of botanical origin may serve as suitable alternative biocontrol techniques in the future. nine different locally available medicinally important plants suspected to posse larvicidal property w...
ba ckground: mosquitoes are well known as vectors of several disease causing pathogens. the extensive use of synthetic insecticides in the mosquito control strategies resulted to the development of pesticide resistance and fos- tered environmental deterioration. hence in recent years plants become alternative source of mosquito control agents. the present study assessed the larvicidal and ovipo...
Pyriproxyfen is an insect growth regulator that affects the physiology of morphogenesis, reproduction and embryogenesis of insects. It exhibits a high level of activity against mosquito larvae inhibiting adult emergence at very low dose rates. It has low mammalian toxicity and environmental impact. This paper reviews pyriproxyfen efficacy against nuisance mosquitoes and vectors of dengue and ma...
The objective of the Onchocerciasis Control Progininme (OCP) is to eliminate onchocerciasis as a disease of public îinportance and as an obstacle to socio-economic development. The OCP was initially based solely OIT the control of the blaclcfly vector, Simulium damnosum sensu lato, by insecticide spraying of the breeding sites on river systems, where larval stages develop. Results of monitoring...
Insects of the Simuliidae family have been the object of control in Rio Grande do Sul since the 70s. Their constant attacks became a social-economical problem as well as a problem of Public Health, with serious consequences to men and to the economy of the areas in which the insects develop. At first, the control was done with a chemical larvicide Themephos ABATE 500 E, but an imperfect measuri...
<em>Ocimum sanctum</em> Linn, known as holy basil, is a larvicide, which relatively safe compared to synthetic insecticides. This study investigates the larvicidal activity of granule formulation Indonesian basil leaf extract against third larval instar <em>Aedes aegypti</em>. The leaves was obtained by maceration process with 96% ethanol. formulated various concentratio...
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