Huliq News Tagged: "pesticides"

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Low concentrations of pesticides can become toxic mixture

Ten of the world's most popular pesticides can decimate amphibian populations when mixed together even if the concentration of the individual chemicals are within limits considered safe, according to University of Pittsburgh research published Nov.

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Newly approved pesticide stirs controversy over health effects

Even though the U. S. Environmental Protection Agency (EPA) has given final approval for use of a new pesticide, regulators in California and other states are taking a closer look at the substance's potential adverse health effects before allowing the chemical to be used, according to an article scheduled for the Oct. 27 issue of Chemical & Engineering News, ACS' weekly newsmagazine.

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Biological alternatives to chemical pesticides

With increasing consumer pressure on both farmers and supermarkets to minimise the use of chemical pesticides in fruit and vegetables, a new study, funded by the Economic and Social Research Council (ESRC), looks at why there is currently little use of biological alternatives in the UK.

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Pesticides persist in ground water

Numerous studies over the past four decades have established that pesticides, which are typically applied at the land surface, can move downward through the unsaturated zone to reach the water table at detectable concentrations.

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Alternatives to ozone-depleting pesticide studied

Methyl bromide, an odorless, colorless gas used as an agricultural pesticide, was introduced in the 1980s as an effective way to control weeds and increase fruit yields. Agricultural production nurseries around the world relied on methyl bromide (MB) to produce healthy plants for export and domestic sales.

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Family study bolsters link between pesticides and Parkinson's

For the first time, the association between Parkinson’s disease and exposure to pesticides has been shown in patients with the neurological disorder compared with their unaffected relatives, according to a study in the online open access journal BMC Neurology.

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US Plans Use of Automated Toxicity Screening, Could End Animal Testing

Federal scientists are collaborating on a new approach to testing the toxicity of chemicals ranging from pesticides to household cleaners. They plan to use new automated high-speed cell tests to get more reliable data faster and more cheaply, and with less reliance on animal testing.

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Satellites help ensure efficient use of pesticides

A new service, developed in the framework of an ESA-supported project, is using satellite images to compare agricultural crop sites across Europe in order to ensure the more efficient use of pesticides.

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Alternative methods to detect pesticides, antibiotics in water, natural food

Water or food of natural origins (from plants or animals) that we consume on a daily basis can contain unwanted ‘supplies’ for our organism, such as pesticides or antibiotics.

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Do higher corn prices mean less adherence to ecological principles?

Expectations of higher corn prices are leading some farmers to neglect or ignore integrated pest management strategies, and their behavior could undermine the very technologies that sustain them, University of Illinois researchers report today at the American Chemical Society meeting in Boston.

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Edible fish feasts beats malaria

The emerging threat of pesticide resistance means that biological malaria control methods are once again in vogue. New research published in the online open access journal BMC Public Health shows how Nile tilapia, a fish more commonly served up to Kenyan diners, is a valuable weapon against malaria mosquitoes.

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Pesticides choke pathway to produce nitrogen for crops

Many farmers applying pesticides to boost crop yields may instead be contributing to growth problems, scientists report in a new study.

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