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10 Cards in this Set
- Front
- Back
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True or false: Understanding a pesticides mode of action is unnecessary in selecting the correct pesticide to apply. |
False |
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True or false: Insecticides usually work best on insect nymphs and larvae. |
True |
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True or false: Herbicides usually work best on fully mature weeds. |
False |
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Match the following controls with the correct modes of action. A. Systemic insecticide B. Preemergence herbicide C. Postemergence herbicde D. Eradicant fungicide E. Protectant fungicide __Prevents seed germination or seedling growth __Interferes with fungal growth __Protects plants from insects __Helps prevent fungal infection __Moves inside plant to growing parts or destroys leaves and stems |
B D A E C |
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True or false: Pesticides may cause local injury or system injury or both to pests. |
True |
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What are reasons why pesticide may not work? A. Wrong pesticide B. Day of the week it was applied C. Wrong application rate D. Wrong application timing E. Pesticide resistance |
A,C,D,E |
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True or false: The correct identification of a pest isn't important as long as a pesticide will be used for its control |
False |
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Why do you have to use the amount of pesticide the label says? A. It is a legal requirement B. Excessive rates can cause harm to the environment C. The labeled rates are known to be effective D. All of the above |
D |
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True or false: Pesticide resistance is when pests become tolerant to a pesticide or group of pesticides. |
True |
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How can you reduce the risk of pesticide resistance from occurring? A. Switch among pesticides that have different modes of action. B. Use pesticides as often as possible C. Use pesticides that last a great length of time in the environment D. Apply the highest rates allowed by the product label. |
A. |
