In this article we will discuss about the impact of pesticides on environment. Impact # 1. Insecticide Resistance: Resistance is the development of an ability to tolerate a dose of an insecticide, which would prove lethal to the majority of individuals in the normal population of the same species. Large scale use of pesticides to […]
Impact of Pesticides on Environment | Agriculture
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Augmentative Bio-Control of Pests in Crops | Agriculture
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The status of augmentative bio-control in selected crops is briefly presented herein: 1. Rice: Releases of mirid bug @ 100 bugs or 50-75 eggs/m2 at 10-day intervals have been found effective for the control of brown planthopper. Inundative releases of exotic Trichogramma japonicum Ashmead at 50,000 ha-1 during egg laying period of rice stem borer […]
Microbial Control of Pests | Agriculture
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More than 3000 microorganisms have been reported to cause diseases in insects. The honey bees and silkworms were the first arthropods which were observed and recorded to suffer from various diseases, since their products were very important in the man’s economy. Pasteur’s detailed studies on the ‘Flacherie’, as well as ‘Pebrine’ diseases of the silkworms […]