Research

University of Arizona Cooperative Extension demonstration field day (Photo By: Worku Burayu)

Native grasses, groundcovers with turf removed

September 17, 2018 By
To reduce water use, golf courses are reducing turf in non-play areas by xeriscaping, or incorporating desert-adapted plants. There’s a need for salt-tolerant grasses and ornamental plants in the Southwest United States because of high-salinity soils and poor water quality. ...
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Turf response to foliar iron

Treatment of iron deficiency and chlorosis

August 15, 2018 By
Iron (Fe) chlorosis of Kentucky bluegrass and creeping bentgrass can be a perennial summer problem. Symptoms usually include light yellow or lime-green leaves in July and August. Scientists believe that iron chlorosis is a root dysfunction that occurs when soils ...
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Intense snow mold pressure (Photo: Paul Koch)

The thin white line: Snow mold control

August 15, 2018 By
Snow mold is one of the primary diseases of golf course turf in Wisconsin, as it is in much of the northern United States. Depending on your location, snow mold can be a disease that costs tens of thousands of ...
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Woman burying oats in thatch. Photos Courtsey of Megan Kennelly and Jack Fry (Figure 3B)

Don’t get overmatched: Dispatch that large patch

July 30, 2018 By and
Large patch is a fungal disease of zoysiagrass (Zoysia japonica, Z. matrella, Z. pacifica and various Zoysia hybrids) and several other warm-season grasses. This article focuses on the disease in zoysiagrass, which is becoming more popular in warm and transitional ...
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Photo: Joseph Roberts

Another day, another dollar

July 18, 2018 By and
Dollar spot (Sclerotinia homoeocarpa F.T. Bennett) is a common disease of turfgrass worldwide. Even with adequate fertility and deployment of cultural controls, multiple fungicide applications typically are required for control. While organic amendments are considered promising alternative management tools, we ...
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Foliar fertilizers and soil nutrient levels

June 6, 2018 By , and
Foliar fertilization is the application of a dilute solution of plant nutrients to foliage with the objective of nutrient uptake by leaves. Initial interest in foliar fertilization began in the 1990s over concern about picking up granular fertilizers during mowing ...
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