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27 Cards in this Set
- Front
- Back
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Propellant |
A material, such as compressed air or gas, used to repel spray liquids or dust to Target surfaces. |
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Protectant |
A pesticide that provides a chemical barrier against pest attack. |
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Protozoan |
Minute, single-celled organisms belonging to the phylum protozoa. Protozoans are common in The Soil and Water, some are parasitic on animals. |
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psi |
Pounds per square inch. |
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Pupa |
In insects having complete metamorphosis, the resting life stages between larval and adult forms. |
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Pyrethroid |
A synthetic pesticide that mimics pyrethrin, a Botanical pesticide derived from certain species of chrysanthemum flowers. |
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Quarantine |
A condition in which the movement of certain items (such as produce) within a designated area are restricted to prevent the spread of pests. |
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Rate |
The quantity or volume of liquid spray, dust, or granules that is applied to an area over a specified period Of time. |
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Recombination |
An Occurrence in which a pesticide breaks down and then combines with other chemicals in the environment to produce a different compound then what was originally applied. |
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Recommendation |
A written document prepared by a licensed Pest Control Advisor that describes the use of a specific pesticide or other pest control method. |
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Reentry interval |
The period Of time specified by law that must elapse after a pesticide is applied before people can resume work in the treated area. |
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Regulatory control |
Management of pests by the passage of laws and regulations that restrict activities which would promote pest buildup. |
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Repellent |
A pesticide used to keep Target pests away from a treated area by saturating the area with an odor that is disagreeable to the pest. |
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Reservoir |
A population of pests within a local area. Also an organism Harboring plant or animal pathogens. |
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Residue |
Traces of a pesticide that remain on treated surfaces after a period Of time. |
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Resistance |
see pesticide resistance or host resistance. |
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Respiration |
The metabolic process in plants and animals in which, among other things, oxygen is exchanged for carbon dioxide or carbon dioxide is exchanged for oxygen. |
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Restricted use pesticide |
A pesticide, usually in toxicity Category 1, that can only be used by commercial applicators who have a valid Qualified Pesticide Applicator license or certificate or private applicators who have demonstrated to the local agricultural commissioner that they understand the proper methods of handling, using, and disposing of these materials. |
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Restrictive statements |
A statement on a pesticide label that restricts the use of that pesticide to specific areas or by designated individuals. |
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Rhizome |
An underground rooting structure of certain types of plants. |
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Rinsate |
The liquid derived from rinsing pesticide containers or spray equipment. |
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Rodenticide |
A pesticide used for control of rats, mice, Gophers, squirrels, and other rodents. |
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Rope Wick applicator |
A device used to apply contact herbicides on to Target weed foliage with a saturated rope or cloth pad. |
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rpm |
Revolutions per minute |
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Ruffling |
The condition in which plant foliage is separated by air during a pesticide application to allow pesticide droplets to come into contact with all surfaces. |
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Runoff |
The liquid spray material that drips from the foliage of treated plants or from other treated surfaces. Also the rainwater or irrigation water that leaves an area- this water may contain Trace Amounts of pesticide. |
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Safe cab |
An enclosed cab installed on a tractor to protect the operator from pesticide exposure. The cab includes an air filter system. |
