Results 101 to 110 of about 104,904 (314)

Health Biomarkers of Pesticide Exposure in Rural Populations of Santa Fe, Argentina: Oxidative Stress and Genotoxicity

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT The present study aimed to quantify pesticide residues in environmental matrices and plasma and to evaluate their potential effects on oxidative stress and DNA damage in rural populations of Santa Fe province. Soil and rainwater samples were collected, and biological samples and semistructured surveys were obtained from volunteers in three ...
María Priscila Dechiara   +4 more
wiley   +1 more source

Measurements and computations on the behaviour of the insecticides azinphosmethyl and dimethoate in ditches

open access: yes, 1979
The unintentional pollution of surface water was studied during spraying of the insecticides azinphos-methyl and dimethoate on two fruit farms. Spray drift depended closely on the local situations at the fruit farms (windbreaks, distance from trees to ...
Heer, H., de, de Heer, H.
core  

The influence of volatility and water solubility of systemic insecticides on their movement through soil and absorption by plant roots

open access: yes, 1965
SUMMARY When applied in the soil at the time potato tubers were planted, phorate and disulfoton were more effective than dimethoate and menazon in controlling aphids on the foliage of the crop in dry years, but all four were equally effective in wet ...
Burt, P. E., Bardner, R., Etheridge, P.
core   +1 more source

Alternative Developmental Toxicity Screening Methods Using Chick Embryo‐Based Models

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Nonclinical developmental toxicity studies are used to investigate the potential toxicities of drugs and chemical candidates on normal embryonic and fetal development during pregnancy, generally using mammalian laboratory animals such as rats and rabbits.
Jeong Hwan Kim   +4 more
wiley   +1 more source

Assessing the laboratory efficacy of cypermethrin, deltamethrin, and gel baits against the German cockroach (Blattella germanica L.) [PDF]

open access: yesJournal of Central European Agriculture
The German cockroach (Blattella germanica L.) is a significant pest in urban areas and is known for its ability to resist insecticides. Today, resistance to insecticides makes the control of agriculturally, economically and medically important insect ...
Krešimir Šimunac   +4 more
doaj   +1 more source

An Experimental Hut Study to Quantify the Effect of DDT and Airborne Pyrethroids on Entomological Parameters of Malaria Transmission. [PDF]

open access: yes, 2014
Current malaria vector control programmes rely on insecticides with rapid contact toxicity. However, spatial repellents can also be applied to reduce man-vector contact, which might ultimately impact malaria transmission.
Ngonyani, Hassan   +23 more
core   +1 more source

Bioelectrochemical single reactor for reductive and oxidative removal of trichloroethylene from contaminated groundwater

open access: yesJournal of Chemical Technology &Biotechnology, EarlyView.
Abstract BACKGROUND Chlorinated aliphatic hydrocarbons such as trichloroethylene (TCE) are persistent groundwater contaminants due to improper disposal and low biodegradability. This work presents an innovative bioelectrochemical system for the integrated reductive/oxidative removal of TCE from contaminated water, implemented in a single tubular ...
Maria Presutti   +5 more
wiley   +1 more source

The control of potato virus diseases by insecticides

open access: yes, 1956
Replicated trials were carried out in the years 1950, 1951, 1953 and 1954 to see if the spread of leaf-roll virus and virus Y in potato crops could be reduced by applying insecticides. The crops were disease-free, except for small numbers of deliberately
Burt, P. E.   +2 more
core   +1 more source

A modified experimental hut design for studying responses of disease-transmitting mosquitoes to indoor interventions: the Ifakara experimental huts. [PDF]

open access: yes, 2012
Differences between individual human houses can confound results of studies aimed at evaluating indoor vector control interventions such as insecticide treated nets (ITNs) and indoor residual insecticide spraying (IRS).
Russell Tanya   +31 more
core   +1 more source

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