128 • GLOSSARY
latitude and longitude, or other generally accepted geographical coordinates.
pesticide residue. the remnant of a pesticide or degradation product that can be found on or in a crop or commodity after an application, or from other exposure to the pesticide chemical. Residues are usually expressed in parts per million (ppm) or in parts per billion (ppb) on a weight basis.
Pesticide Safety Information Series (PSIS). a series of leaflets produced by DPR that summarize health and safety aspects of various pesticides and groups of pesticides.
pesticides in toxicity category one. phrase is no longer used. It was formerly defined as “pesticide products that must prominently display the signal word Danger on the label.”
pesticides in toxicity category two. phrase is no longer used. It was formerly defined as “pesticide products that must prominently display the signal word Warning on the label.”
phytotoxic. a substance or mixture of substances that is capable of causing injury to plants.
pollution. for the purposes of this study guide, pollution is the introduction into the ground waters of the state of an active ingredient, other specified product, or degrada- tion product of an active ingredient of a pesticide above a level that has the potential to cause adverse health or environmental effects.
preharvest interval. a period of time after an application of a pesticide to a crop, during which harvest is prohibited so the crop will meet the established pesticide residue tolerance.
private applicator. (a) a person who uses or supervises the use of a pesticide for the purpose of produc-
ing an agricultural commodity on property owned, leased, or rented by him or her, or his or her em- ployer; or (b) a householder who uses or supervises the use of a pesticide outside the confines of a residential dwelling, for the purpose of controlling ornamental, plant, or turf pests on residential property owned, leased, or rented by that householder.
produce. any food in its raw or natural state that is in such form as to indicate that it is intended for consumer use with or without any further processing.
producing an agricultural commodity. the growing of a crop, including harvesting, up to the point where further pesticide applications would be considered industrial use, such as packing house applications or fumigations at the packer/shipper facility.
protective clothing. clothing that minimizes human body contact with a pesticide and is separate from or in addition to normal wearing apparel. Protective clothing may include work clothing, chemical- resistant boots, gloves, a hat, and a chemical-resistant apron.
Qualified Applicator Certificate holder. a person who has qualified by examination in one or more pest control categories to supervise pesticide applications. However, such qualification shall not entitle the holder to supervise the opera- tions of a pest control business licensed pursuant to Section 11701 of the California Food and Agricul- tural Code, except as provided in Section 11704.
Qualified Applicator Licensee. a person who has qualified by examination in one or more pest control categories to supervise the pesticide applications made by a pest control business licensed