Results 51 to 60 of about 9,811 (187)

Larvicidal acti

open access: yesJournal of the Saudi Society of Agricultural Sciences, 2017
The mosquitocidal activity of aqueous, ethanol, methanol, chloroform and petroleum ether plant extracts of Leucas aspera against Aedes aegypti, Anopheles stephensi and Culex quinquefasciatus was analyzed. The larval mortality of fourth instar larvae of Ae. aegypti, An. stephensi and Cx.
D. Elumalai, P. Hemalatha, P.K. Kaleena
openaire   +1 more source

Contact toxicity of the crude extract of Chinese star anise fruits to house fly larvae and their development [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2008
Contact toxicity of the ethanol crude extract of Chinese star anise fruits, Illicium verum Hook. F. (Illiciaceae) to house fly larvae, Musca domestica L. (Diptera: Muscidae) and their development were determined by a dipping method.
Guntharee Sripongpun
doaj  

Vector control for the chikungunya disease: chemical control versus biological control: a mathematical point of view. [PDF]

open access: yes, 2010
The aim of this talk is to present recent investigations on the Chikungunya Disease that hitted Réunion Island, a French territory in Indian Ocean, in 2005 and 2006. Chikungunya is a vectorborne Disease, usually localized in Asia and East-Africa. In 2005,
Dumont, Yves
core  

Resistance of Aedes aegypti (Diptera: Culicidae) Populations to Deltamethrin, Permethrin, and Temephos in Cambodia. [PDF]

open access: yes, 2018
Dengue fever is a major public health concern, including 185,000 annual cases in Cambodia. Aedes aegypti is the primary vector for dengue transmission and is targeted with insecticide treatments. This study characterized the insecticide resistance status
Boyer, Sébastien   +11 more
core   +3 more sources

Sustainable control of Anopheles mosquito population [PDF]

open access: yes, 2014
Despite the widespread use of insecticides, community engagement programmes and preventive measures mosquito borne diseases are growing and new tools to prevent the spread of disease are urgently needed. An alternative control measure for the eradication
Birch, Philip   +5 more
core   +1 more source

Evaluation of pirimiphos-methyl (50% EC) against the immatures of Anopheles stephensi/An. culicifacies (malaria vectors) and Culex quinquefasciatus (vector of bancroftian filariasis) [PDF]

open access: yesJournal of Vector Borne Diseases, 2004
Background & objectives : In India, temephos and fenthion are used as larvicides in fresh andpolluted waters. Since use of same insecticide may precipitate resistant, as an alternative bioefficacyof pirimiphos-methyl—an organophosphorus insecticide was ...
M.A. Ansaria, P.K. Mittal, R.K. Razdan, R.C. Dhiman & A. Kumar
doaj  

Bioactivity of Carica papaya (Caricaceae) against Spodoptera frugiperda (Lepidoptera: Noctuidae)

open access: yesMolecules, 2011
The composition of a chloroform seed extract of C. papaya was determined by GC-MS. Nineteen compounds were identified, with oleic (45.97%), palmitic (24.1%) and stearic (8.52%) acids being the main components.
Norma Cecilia Cárdenas-Ortega   +4 more
doaj   +1 more source

Effect of Land Application of Poultry Waste on Pesticide Loss [PDF]

open access: yes, 1992
The poultry industry in Arkansas is a large, concentrated, growing industry that produces a high volume of fecal waste. Most of this waste is surface applied as pasture fertilizer.
Daniel, T. C., Edwards, D. R.
core   +2 more sources

The effectiveness of diphenyltin (IV) and triphenyltin (IV) alkylphenyldithiocarbamate compounds as insecticide against aedes aegypti LINN. (Diptera: Culicidae) in laboratory [PDF]

open access: yes, 2014
The development of using insecticide of organotin(IV) compound against Aedes aegypti mosquitoes have been explored and test the effectiveness of compound to prevent resistance insecticide.
Hidayatulfathi Othman,   +3 more
core   +2 more sources

Modeling and Optimal Control Applied to a Vector Borne Disease

open access: yes, 2012
A model with six mutually-exclusive compartments related to Dengue disease is presented. In this model there are three vector control tools: insecticides (larvicide and adulticide) and mechanical control.
Monteiro, M. Teresa T.   +2 more
core  

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