CGM Turf Management & Sports Field Maintenance 2

Question 1

What is the primary function of a subsurface drainage system in sports field construction?

Accepted Answer

To remove excess water quickly and prevent waterlogging of the playing surface

Answer

To provide irrigation water to the root zone from below

Answer

To filter out pesticide residues before they reach groundwater

Answer

To store stormwater for later irrigation use

Question 2

What type of field marking paint is generally recommended for natural turfgrass sports fields?

Accepted Answer

Latex-based or water-based paint that is non-toxic to turf

Answer

Oil-based paint for long-lasting durability

Answer

Aerosol spray paint designed for pavement surfaces

Answer

Chalk-based paint that washes away with the first rain

Question 3

What is 'scalping' in turfgrass management?

Accepted Answer

Removing the green leaf tissue by mowing too low and exposing brown stems

Answer

A technique to remove excess thatch by vertical cutting

Answer

A process of removing diseased turf for renovation

Answer

The mechanical removal of broadleaf weeds from the turf

Question 4

What is the best time to overseed a cool-season sports field in the transition zone?

Accepted Answer

Early fall, when soil is still warm but air temperatures are cooling

Answer

Late spring, when temperatures are warming rapidly

Answer

Midsummer, during peak heat stress

Answer

Mid-winter, during full turf dormancy

Question 5

What is the primary purpose of conducting a soil test before establishing or renovating a sports field?

Accepted Answer

To identify soil pH, nutrient levels, and texture to guide amendments

Answer

To determine the presence of underground utilities and pipes

Answer

To assess compaction depth caused by heavy construction equipment

Answer

To check for the presence of nematodes and soil-borne pathogens

Question 6

Which irrigation scheduling method uses evapotranspiration (ET) data to determine watering needs?

Accepted Answer

ET-based or weather-based scheduling

Answer

Calendar-based scheduling on a fixed weekly interval

Answer

Sensor-based scheduling using tensiometers or soil moisture probes

Answer

Visual inspection scheduling based on wilt signs

Question 7

How is heavy traffic wear in goal mouth areas of soccer fields typically managed?

Accepted Answer

Through targeted overseeding, topdressing, and temporary traffic restrictions during recovery

Answer

By permanently installing artificial turf only in the goal mouth zones

Answer

By elevating the soil level to create a slight mound in wear areas

Answer

By applying plant growth regulators to slow grass growth in high-wear areas