NYS PCO Pesticide Application Techniques Flashcards
7 cards from real NYS PCO practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 NYS PCO Pesticide Application Techniques flashcards as text
What is the purpose of calibrating a pesticide application equipment before use?
Answer: To ensure the correct amount of pesticide is delivered per unit area
Calibration ensures that the equipment delivers the label-required rate, preventing under-treatment (poor control) or over-treatment (illegal and potentially hazardous).
Which environmental condition most increases the risk of pesticide drift during an outdoor application?
Answer: High wind speeds and fine droplet size
High wind speeds combined with fine droplets dramatically increase the potential for pesticide drift to non-target areas and sensitive sites.
In New York State, which document must a PCO consult before making any pesticide application?
Answer: The pesticide label, which is a legally binding document
Under FIFRA and NYS law, the pesticide label is a legal document and applicators are required to follow all label directions.
When applying pesticides in a food-handling establishment, which area requires the most careful attention to avoid contamination?
Answer: Food preparation surfaces, utensils, and open food containers
Food preparation surfaces and open food containers can become contaminated during pesticide applications, creating serious health risks for consumers.
What is the recommended action if a PCO realizes mid-application that the mix ratio was calculated incorrectly and the solution is too concentrated?
Answer: Stop the application, discard the mix properly, and prepare a correctly diluted batch
Applying an over-concentrated pesticide violates label requirements and can cause phytotoxicity, surface damage, or human health hazards; the mix must be corrected.
Which sprayer type is best suited for applying pesticide inside wall voids during a structural treatment?
Answer: Dust applicator or injection-tip sprayer
Dust applicators or injection-tip sprayers allow pesticide to be delivered directly into wall voids where wiring harborages and pests exist without opening walls.
What does the term 'residual pesticide application' mean?
Answer: Applying a pesticide that remains active and continues to kill pests for an extended period after application
A residual application leaves an active pesticide deposit on surfaces that continues to kill pests upon contact for days, weeks, or months depending on the product.