Ornamental and Turfgrass Pest Management for Carolinas and Georgia Premium Practice Questions & Solutions

Ornamental and Turfgrass Pest
Management for Carolinas and Georgia

Which of these factors is not a component of the disease pyramid?


• Soil moisture


• Sunlight


• Fungicide


• Soil fertility - Correct Answer ✔️✔️• Fungicide


Spring dead spot in bermudagrass


• Occurs after winter dormancy


• Is worse where winters are mild


• Is not a problem when thatch is left to accumulate


• Is prevented by late fall fertilization - Correct Answer ✔️✔️•

Occurs after winter dormancy

,What is a major advantage of systemic fungicides for management of

turf diseases?


• If applied to one part of the lawn, they spread throughout the entire

lawn


• They usually provide broad spectrum activity


• Fungi are less likely to develop resistance to systemic fungicide


• They translocate to protect newly formed tissue - Correct Answer

✔️✔️They translocate to protect newly formed tissue


To reduce gray leaf spot in St. Augustine grass


• Irrigate early in the morning to give the turf time to dry out

completely before evening.


• Irrigate frequently


• Apply extra nitrogen fertilizer weekly during the disease cycle

, • Mow infrequently - Correct Answer ✔️✔️Irrigate early in the

morning to give the turf time to dry out completely before evening.


Which of the following cultural practices increases the risk of several

turf diseases?


• Infrequent irrigation


• Frequent mowing


• Excessive nitrogen fertilizer


• Excessive air movement - Correct Answer ✔️✔️• Excessive

nitrogen fertilizer


Before installing new plant in the landscape you should check


• The hardiness zone for which it is adapted


• The amount of sunlight it requires


• Soil drainage


• All the above - Correct Answer ✔️✔️• All the above