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As of 2016, chlorpyrifos was the most used conventional insecticide in the US and was used in over 40 states; the top five states (in total pounds applied) are California, North Dakota, Minnesota, Iowa, and Texas. It was used on over 50 crops, with the top five crops (in total pounds applied) being soybeans, corn, alfalfa, oranges, and almonds.
Non-pesticidal Management (NPM) describes various pest-control techniques which do not rely on pesticides. It is used in organic production of foodstuff, as well as in other situations in which the introduction of toxins is undesirable. Instead of the use of synthetic toxins, pest control is achieved by biological means.
The EPA regulates pesticides to ensure that these products do not pose adverse effects to humans or the environment. Pesticides produced before November 1984 continue to be reassessed in order to meet the current scientific and regulatory standards. All registered pesticides are reviewed every 15 years to ensure they meet the proper standards. [6]
Non-systemic pesticides (contact pesticides) remain on the surface and act through direct contact with the target organism. Pesticides are more effective if they are systemic. Systemicity is a prerequisite for the pesticide to be used as a seed-treatment. Pesticides can be classified as persistent (non-biodegradable) or non-persistent ...
Reregistration fees for non-food use pesticides are $50,000-$100,000. Annual maintenance fees are also imposed: $425 per product up to fifty products and a maximum of $20,000 per company. [4] For each product over fifty, the fee is $100, for a maximum fee of $35,000. [4]
The agency is now scrambling to initiate California's first market tests for pesticides, sending a recent email warning license holders of coming "product embargos, voluntary and mandatory recalls ...