CFB Turf & Surface Management 2

Question 1

What is the primary purpose of topdressing a natural grass athletic field?

Accepted Answer

To smooth the surface and improve soil profile

Answer

Topdressing smooths surface irregularities and gradually improves the root zone soil profile to enhance playability and drainage.

Question 2

Which grass species is most commonly used on warm-season athletic fields in the southern United States?

Accepted Answer

Bermudagrass

Answer

Bermudagrass is the dominant warm-season turfgrass for athletic fields in the South due to its heat tolerance, durability, and rapid recovery.

Question 3

What does the term 'thatch' refer to in turf management?

Accepted Answer

The intermingled layer of living and dead organic matter between soil and green vegetation

Answer

Thatch is the spongy layer of partially decomposed organic matter—stems, roots, and rhizomes—that accumulates between the soil surface and green shoots.

Question 4

A field manager notices the soil pH is 5.4. What amendment should be applied to raise it toward the optimal 6.0–7.0 range?

Accepted Answer

Agricultural lime

Answer

Agricultural lime (calcium carbonate) is applied to raise soil pH and make nutrients more available to turfgrass.

Question 5

What is the recommended mowing height range for bermudagrass on a game-quality athletic field?

Accepted Answer

1.5–2.5 inches

Answer

Bermudagrass athletic fields are typically maintained at 1.5–2.5 inches to balance density, recovery, and playability.

(CFB) Certified Field Builder Practice Test

(CFB) Certified Field Builder Practice Test

CFB Turf & Surface Management 2