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Browse by Author: Lee Butler
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2025 Pest Control for Professional Turfgrass Managers

By: Terri Billeisen, Lee Butler, Travis Gannon, James Kerns, Ramon Leon Gonzalez, Ray McCauley, Grady Miller, Robert Richardson

This annual guide supplies information concerning pesticides that can be used for controlling pests in turfgrasses. Revised for 2025.

Fairy Ring in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of fairy ring.

Pythium Root Rot in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of pythium root rot.

Diseases of Cool-Season Turfgrasses

By: Lee Butler, Jim Kerns

This guide is designed to help identify the most troublesome diseases associated with cool-season turfgrasses. This includes such grasses as tall fescue, fine fescue (chewings, creeping red), Kentucky bluegrass, and perennial ryegrass. A description of the disease symptoms, a list of specific management practices that can be used to prevent or reduce turfgrass injury by disease and a chart to indicate when the disease is most likely to occur are presented.

Leaf Spot in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of leaf spot.

Pythium Blight in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of pythium blight.

Large Patch in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of large patch.

Pythium Root Dysfunction in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of pythium root dysfunction.

Yellow Patch in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of yellow patch.

Gray Leaf Spot in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of gray leaf spot.

Nematodes in Turf

By: Lee Butler, Jim Kerns, Glenn Galle TurfFiles

This factsheet summarizes the characteristics of nematodes in turfgrasses.

Yellow Tuft in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of yellow tuft.

Damping Off in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of damping off.

Summer Patch in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of summer patch.

Slime Mold in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of slime mold.

Rust in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of rust.

Red Leaf Spot in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of red leaf spot.

White Patch in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of white patch.

Copper Spot in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of copper spot.

Microdochium Patch in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of microdochium patch (pink snow mold).

Powdery Mildew in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of powdery mildew.

Gray Snow Mold in Turf

By: Lee Butler, Jim Kerns TurfFiles

This factsheet summarizes the characteristics of gray snow mold.