Chemical Control Flashcards
1
Q
Where are insecticides used for controlling Spruce Aphids?
A
In the greenhouse (not in the forest)
2
Q
Spraying spruce leaders with insecticide in the spring is occasionally used to control which insect?
A
Spruce Terminal Weevils
3
Q
Why are Btk and NPV preferred to insecticides?
A
Insecticides are not species specific
4
Q
Insecticides are occasionally used in X-mas tree plantations for Cooley Spruce Gall Adelgids. What other control measures can be used?
A
Soaps, Oils and Pyretherins
5
Q
What is Dimilin and how does it affect Gypsy moths and other insects?
A
Dimilin is an insect growth regulator containing diflubenzuron. When eaten, it inhibits the production of chitin (exoskeleton), thereby inhibiting molting.
