Exam (elaborations)
3A CHAPTER 14 QUESTIONS AND ANSWERS
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3A CHAPTER 14 QUESTIONS AND ANSWERS
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3A CHAPTER 14 QUESTIONS AND ANSWERSAnnual bluegrass is often considered a weed by golf course superintendents since it is
an aggressive invader of newly seeded stands of creeping bentgrass. - Answers -True
ABW was first reported damaging turfgrass in Canada as early as 1931. - Answers -
False
The annual bluegrass weevil is a beetle of the weevil family. - Answers -True
ABW prefers high, poorly maintained turf. - Answers -False
Hairy Chinch bugs thrive in periods of cool, dry weather, and areas in shade appear to
be hit the hardest. - Answers -False
When annual bluegrass becomes the dominant grass species in fairways and putting
greens superintendents often resort to managing it, rather than eliminating it. - Answers
-True
ABW adults can be differentiated from billbugs because their antennae arise from the tip
of the snout. - Answers –True
The bluegrass billbug is most common in the northern states from New England to
Washington State. - Answers -True
The hairy chinch bug is a small sucking insect that is mainly a pest of short trees. -
Answers -False
The bluegrass billbug completes three generations per year. - Answers -False
Frass is also known as grass clippings. - Answers -False
In areas where bluegrass billbug larvae have been feeding actively, there will be
accumulations of frass. - Answers -True
The lifespan of the hairy chinch bug is typically less than one year. - Answers -True
Adults ABW feed on grass roots and rhizomes. - Answers -False
ABW adults are relatively active walkers, moving in a hopping motion. - Answers -False
In addition to fungicides, turf managers can consider using entomopathogenic
nematodes on billbugs. - Answers -False
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