chemical insecticides slideshare pesticides

Pesticide-Induced Diseases: Brain and Nervous System ...- chemical insecticides slideshare pesticides ,Sep 30, 2020·A random effects model was used to calculate sex-specific pooled odds ratios (ORs).Evidence was found for an association of exposure to pesticides and risk of ALS in male cases compared to controls (OR=1.88, 95% CI: 1.36–2.61), although the chemical or class of pesticide was not specified by the majority of studies.This meta-analysis supports ...Pesticides - SlideShareJan 06, 2013·18. • Green Pesticides- biodegradable, safe, natural methods are being explored. Some use cow’s urine, plant leaves, shellac, sucrose, and even yeast to maintain and improve crops. These would be less toxic to humans, animals, and the environment.•.



Toxicity of Pesticides

Because even fairly safe pesticides can irritate the skin, eyes, nose, or mouth, it is a good idea to understand how pesticides can be toxic so you can follow practices designed to reduce or eliminate your exposure and the exposure of others to them. How Pesticides Enter the Body Before a pesticide can harm you, it must be taken into the body.

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Pesticides and the Environment -- Kentucky Pesticide ...

Nov 30, 2018·Pesticide breakdown processes (photo: slideshare) Pesticides are broken down or degraded by: Chemical degradation usually involves a chemical reaction with water; it does not involve living organisms. Microbial action is the breakdown of chemicals by soil microorganisms, such as …

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What is the Difference Between Pesticides, Insecticides ...

What is the Difference Between Pesticides, Insecticides and Herbicides? Pesticides are chemicals that may be used to kill fungus, bacteria, insects, plant diseases, snails, slugs, or weeds among others. These chemicals can work by ingestion or by touch and death may occur immediately or over a …

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Biological vs. Chemical Pest Control: Benefits and ...

May 16, 2012·Another problem with using chemicals to control pests is that a pest may become resistant to a pesticide. Biological pest control involves the use of another living organism to kill a pest. No chemicals are needed, there is no environmental contamination with pesticides, and the pests don’t become resistant to the control method.

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What are Biopesticides? | US EPA

Jul 15, 2021·What are Biopesticides? Biopesticides are certain types of pesticides derived from such natural materials as animals, plants, bacteria, and certain minerals. For example, canola oil and baking soda have pesticidal applications and are considered biopesticides. As of April 2016, there are 299 registered biopesticide active ingredients and 1401 ...

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Pesticide-Induced Diseases: Endocrine Disruption — Beyond ...

Feb 11, 2021·Investigations about the association between prostate cancer and environmental and/or occupational pesticide exposure have evidenced a possible role of these chemical substances on tumor etiology, related to their action as endocrine disruptors.To assess the association between pesticide exposure and prostate cancer by conducting a systematic ...

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The Evolution of Chemical Pesticides - Fisher Sci

The earliest documented chemical pesticide compounds were elements such as sulfur, heavy metals and salt. The use of elemental compounds for pest control started at the dawn of agriculture and has continued, in some cases, through the present day. Elemental sulfur is believed to be one of the earliest chemical pesticides.

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Pesticide Half-life

A half-life is the time it takes for a certain amount of a pesticide to be reduced by half. This occurs as it dissipates or breaks down in the environment. In general, a pesticide will break down to 50% of the original amount after a single half-life. After two half-lives, 25% …

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Pesticide-Induced Diseases: Cancer — Beyond Pesticides

Feb 25, 2021·A population based, case control study of Long Island, New York breast cancer cases finds an increased risk associated with: (a) lifetime residential pesticide use (OR 1.39); (b) application of lawn insecticides themselves (OR 1.56) and is higher if it is in liquid form (OR 1.77) or a combination of product type for outdoor plants (OR 1.83); (c ...

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Pesticides - SlideShare

Oct 27, 2013·That compete with the human for food, destroy property, spread disease. A pesticide can be a chemical, biological agent, antimicrobial, disinfectant etc. Many chemical pesticides are poisonous to human and animals. 3. Classification of pesticides 1.

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PI-166/PI202: Pesticide Characteristics

The rate of pesticide degradation relates to the persistence of the pesticide. Degradation processes break down pesticide compounds into simpler and often less-toxic chemicals. Some pesticides break down rapidly—in a matter of days or even hours. Other pesticides can be detected in the environment for a year or more.

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Water Quality Impact on Pesticide Performance

used for pesticide applications is a minor factor in overall efficacy of that application. However, water is an active chemical that can have a negative influence on pesticide performance, due to its: Mineral content Acidity / alkalinity Cleanliness (e.g. organic matter content, silt)

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How Characteristics of Insecticides Affect Use and …

Insecticide Resistance Action Committee (IRAC) Web Site Check the section on Mode of Action to learn of the various classes of insecticides that have been developed Presently there are 29 insecticide/miticide groups recognized with different modes of action. Mode of action –how does the pesticide work to kill?

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Chemical safety: Pesticides

Feb 19, 2018·Pesticides are chemical compounds that are used to kill pests, including insects, rodents, fungi and unwanted plants (weeds). Over 1000 different pesticides are used around the world. Pesticides are used in public health to kill vectors of disease, such as mosquitoes, and in agriculture to kill pests that damage crops.

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Pesticides - SlideShare

PESTICIDES A pesticide is a substance or mixture of substance intended for preventing, destroying, repelling or lessening the damage caused by the pest. A pesticide can be a insect, plant pathogen, weed, bacteria, bird etc. That compete with the human for food, destroy property, spread disease. A pesticide can be a chemical…

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Laboratory bioassay methods to assess the insecticide ...

the formula: Concentration of insecticides x volume x CF Eg. To prepare 2.5 ml of 10000 µg/ml stock solution, the weight of insecticide needed will be 10000 µg/ml x 2.5 ml x 1.005 = 25,125 µg or 25.125 mg or 0.025 g. Weigh 0.025g of technical grade insecticide in a 6 ml screw cap vial using the analytical weighing balance and makeup

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Advantages of Bio-fertilizer/pesticide over Chemical ...

Jan 13, 2012·Advantages of biofertilizers:-. 1) They help to get high yield of crops by making the soil rich with nutrients and useful microorganisms necessary for the growth of the plants. 2) Biofertilizers have replaced the chemical fertilizers as chemical fertilizers are not beneficial for the plants. They decrease the growth of the plants and make the ...

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Pesticides and insecticides - SlideShare

Apr 28, 2017·Pesticides and insecticides 1. PESTICIDES AND INSECTICIDES AGRICULTURE 2. PESTICIDES A pesticide is any substance or mixture of substances intended for preventing, destroying, repelling, or mitigating any pest. PEST: Any organism that damages crops, injures or irritates livestock or man, or reduces the fertility of land. Pesticide derived from Latin words pestis means plague, cide …

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Pesticide Conspiracies Debunked: How The Media Misleads ...

Jul 14, 2021·Attacking pesticides is sexy. Many activists, lawyers and journalists have made careers out of propagating a simple, compelling narrative about the chemicals farmers use to produce our food. The story goes something like this (cue ominous narrator voice): Greedy company X developed synthetic chemical Y to kill pests.

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Chemical safety: Pesticides

Feb 19, 2018·Pesticides are chemical compounds that are used to kill pests, including insects, rodents, fungi and unwanted plants (weeds). Over 1000 different pesticides are used around the world. Pesticides are used in public health to kill vectors of disease, such as mosquitoes, and in agriculture to kill pests that damage crops.

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Insecticides and Pesticides | Their Types, Uses and Effects

Sep 02, 2012·Insecticides and Pesticides are some of the most toxic chemicals used in the present world regularly. Insecticides are agents used to kill or repel the insects present in a vicinity.. The insects commonly aimed are mosquitoes, flies, cockroaches, bugs, etc.. These insecticides are used regularly indoors like in homes, hotels, theaters, restaurants, recreation clubs, and also to a great extent ...

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PSEP :: Tutorials/Slide sets :: Pesticide Applicator Core ...

A pesticide is any chemical which is used by man to control pests. The pests may be insects, plant diseases, fungi, weeds, nematodes, snails, slugs, etc. Therefore, insecticides, fungicides, herbicides, etc., are all types of pesticides. Some pesticides must only contact (touch) the pest to be deadly. Others must be swallowed to be effective.

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Insecticides and pesticides control - SlideShare

May 29, 2016·Most chemical insecticides act by poisoning the nervous system Difficult to kill target insects pests May harm other species like non pest insects, wild life, pets & human Some insecticides harm water quality or affect organisms in other ways ... Chemical Pesticides Great risk to human & environment Organophosphate Pesticides Organochlorine ...

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Natural pesticide & insecticides - SlideShare

Mar 20, 2015·Natural pesticide & insecticides 1. Natural pesticide & insecticides RCPIPER, SHIRPUR Second year B pharm By- D R MAHAJAN 2. Pest- it is any animal, plant or microorganism that trouble, injuries or cause destruction of crop. Methods of pest control- They have two types- natural and artificial pest control.

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