chapter 20

can weather conditions actually aid in reducing pesticide pollution?

yes. wind can aid in reducing pollution caused by an inversion.
can weather-wise application aid the applicator economically?

yes. drift wastes pesticides n money.
why should a applicator avoid applying pesticides on windy days?

wind cause pesticide particles to drift off target.
why r drifting pesticides more hazardous?

drifting pesticides r out of the applicators control, therefor they r able to land n damage non-target organisms at random.
does windy day application pose increased hazard for the applicator n the bystander?

yes.
if a pesticide drifts onto a non-target areas resulting in injury or economic loss, who is legally responsible?

the applicator.
why must spray applications dry onto a surface before a rain ?

rains cause pesticides to run off target.
what harm can pesticide runoff do?

can cause injury to crops, wildlife, or contaminate surface waters.
what r two advantages of early morning or evening applications?
- wind speed is lowest.
- childern n animals r not likely to be present.
what weather factors affect drift?

wind, high temperatures, n humidity.
when does an inversion occur?

inversions occur when the air near the soil surface is cooler than the air above it.

Author

tmp1978

128762

Card Set

chapter 20

Description

weather-wise application

Updated

2012-01-18T22:12:40Z

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