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insecticides that must be swallowed are:
Insecticides that continue to be effective:
Which of the following Pesticides are Pyrethroids
warning symptoms of pesticide poisoning are:
- Blurred vision and headache
- pinpoint pupils
- nausea and sweating
pineapple shaped growths on spruce can be:
eastern spruce gall aphids
Eastern spruce gall aphids
Is an important pest of the annual bluegrass
larvae make v-shaped notches at the base of the stem
Chinch bugs feed by
Sucking the sap of grasses
when should you treat for chinch bugs?
- On appearance
- in april
- in summer
How would you treat for chinch bugs?
- apply a selective acaracide
- spray with talstar
- apply an insecticide
The Active ingredient called imidacloprid (Merit) is:
A systemic insecticide
used for japanese beetle grub control
Which of the following can be used to treat for grubs?
The two main groups of scale insects are:
Hard shell and soft shell
armored and unarmored
Soft shell insects damage plants by:
sucking plant juices
control of scale insects can be accomplished by a:
dormant oil spray in spring
dormant oil spray when temp
spray for crawlers in spring
Adult form of the lilac borer is:
A clear winged moth
the borer is an adult
When spraying for weeds under trees or shrubs which of the following should be avoided?
Which of the following are to be concidered to be preemergent herbicides?
Which of the following are considered to be postemergent?
The azalea leaf miner:
overwinters as an adult in leaves
- Lays eggs on the underside of the leaves
conditions that favor dollar spot are:
temps above 80 degrees
a condition of moist, cool tempatures on shaded turf with high nitrogen fertility may result in:
temps around 65 degrees F
poor air circulation
Low light intensity
Red Thread develops under conditions of:
- temps of 60 to 70 degrees
Which of the following will control snow mold
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