Principals of Turf Grass Management Exam Questions with Correct Answers
7 views 0 purchase
Course
Environmental turf grass management
Institution
Environmental Turf Grass Management
What are the four primary agents or pathogens of infectious diseases? - Answer-Bacteria, viruses, fungi and nematodes
How does a fungal organism enter a turfgrass plant? - Answer-Wounds, stomates, make their own entry into tissue
Brown patch is encouraged by what cultural practices? - Answer-...
Principals of Turf Grass Management
Exam Questions with Correct Answers
What are the four primary agents or pathogens of infectious diseases? - Answer-
Bacteria, viruses, fungi and nematodes
How does a fungal organism enter a turfgrass plant? - Answer-Wounds, stomates,
make their own entry into tissue
Brown patch is encouraged by what cultural practices? - Answer-High nitrogen
fertilization, frequent irrigation
The severity of dollar spot can be reduced by what cultural practice(s)? - Answer-Proper
nitrogen fertility, proper soil moisture.
Select the turfgrass species that is most vulnerable to gray leaf spot. - Answer-St.
Augustinegrass
What fungus produces black spores that rub off as a sooty dust if touched? - Answer-
Striped smut and flag smut
What disease is most severe on turf growing under shaded conditions? Hint: The leaves
of the turfgrass look as though they have been dusted with lime or flour - Answer-
Powdery Mildew
Spring dead spot is specific to what turfgrass? - Answer-Bermudagrass
Name the disease(s) associated with snow and/or cool temperatures. - Answer-Gray
snow mold, pink snow mold
Name the commonly-occurring disease that is characterized by purplish-black oval
spots with light tan centers. - Answer-Drechslera leaf spot
Name the disease that is most active during hot, humid, rainy weather. Hint: This
disease can destroy entire stands of grass in a single night. - Answer-Pythium blight
Name the disease that is caused by a virus. - Answer-St. Augustinegrass decline
What disease has the following characteristics: circular bands of dark-green, fast-
growing turf that are often accompanied by mushrooms or puffballs? - Answer-Fairy ring
How do nematodes damage plants? - Answer-Draw out cellular content from plant
roots, inject toxic substances into root
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller lectknancy. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $8.49. You're not tied to anything after your purchase.
