MDARD Michigan 3A Turfgrass Pest Management Study Guide.pdf file:///C:/Users/HP/Desktop/dddd/MDARD%20Michigan%203A%20T
MDARD Michigan 3A Turfgrass Pest Management
Study Guide Questions & Answers
1. Varieties of grass containing endophyte fungi are an example of
ANS Plantresistance.
2. Raking, thatch removal and aeration are examples of
ANS Cultural controls.
3. Hand removal, traps, barriers and repellents are examples of
ANS Mechanicaland physical controls.
4. Example of a turfgrass disease that can be managed with hand removaltechniques
ANS Slime mold.
5. Turf cannot at the same time benefit from biological control methods andbe pest free
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,MDARD Michigan 3A Turfgrass Pest Management Study Guide.pdf file:///C:/Users/HP/Desktop/dddd/MDARD%20Michigan%203A%20T
because
ANS There must be a low level of pest or prey insects for the predators to feed on.
6. Why is it important to use both short term suppression and long term maintenance
tactics in pest management?
ANS Usually offers a quick fix, but the pest population will rebuild. Maintenance must be used
to reduce pest populationspermanently.
7. How can you help maintain existing populations of beneficial organisms ina turf
stand?
ANS By making pesticide applications only when needed.
8. What is the most commonly used microbial insecticide? On what insectlarvae is it
effective?
ANS Bacillus thuringiensis, or Bt, used to control caterpillars.
9. Are microbial insecticides best used for short or long term suppression of pest
populations?
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ANS Long term. Microbial insecticides are slower acting and donot kill all of the pests at once,
which allows there to be food for other beneficial organisms.
10. Ways to classify pesticides
ANS Types of pests
Pesticide chemistry
Mode of action Pesticide
formulation.
11. Benefits of systemic herbicides
ANS Superior in treating persistent perennialweeds, kills both above ground and below
ground parts of plant.
12. Benefits of broad spectrum pesticides
ANS Can be used to control several pests,but more likely to be hazardous to non target
organisms.
13. Benefits of residual pesticides
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ANS Good for use when the goal is to reduce thenumber of applications required to control
persistent pests.
14. Benefits of contact herbicides
ANS Does not kill the underground parts of plant.
15. Basic principles of managing pests in turfgrass
ANS Produce healthy plants thatcan reduce or better tolerate pest attack
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