Pyrethroid resistance affects efficacy of insecticides on ABW January 2019 Field research shows a correlation between pyrethroid resistance level in ABW populations and reduced efficacy of adulticides and larvicides from several insecticide classes.
Annual bluegrass weevil cross-resistance to insecticides January 2019 Annual bluegrass weevil adults resistant to pyrethroids show resistance to or increased tolerance of insecticides from several other insecticide classes.
Dazomet for Poa annua control in fairway renovations December 2018 With methyl bromide off the market, researchers investigated dazomet’s ability to sterilize soil.
Verdure: T is for turfgrass, and P is for Poa December 2018 Auburn University researchers evaluated the effects of phosphorus on Poa annua growth and seedhead production.
Fertilization, irrigation strategies reduce emissions, conserve water December 2018 Use of controlled-release fertilizers and improved irrigation techniques may produce better visual turf quality while reducing nitrous oxide emissions.
Bermudagrass mite: Searching for management solutions December 2018 Little is known about this pest and how its damage can be prevented. Here, a look at potential controls, plus summaries of current and future research.
Dollar spot fungicide resistance November 15, 2018 New research from Penn State looks at the extent of fungicide resistance among dollar spot populations in Pennsylvania and the surrounding region.
Reducing Poa annua in zoysiagrass fairways November 2018 Can fraze mowing provide effective non-chemical control of Poa annua?
Effects of potassium on a bentgrass green November 2018 A six-year study monitored quality, growth and disease incidence over a range of potassium levels.
Verdure: âYou canâ doesnât mean âyou shouldâ November 2018 Hoping to hasten putting green establishment by applying more fertilizer? Consider this research first.
Techniques for turfgrass re-establishment following winterkill November 2018 Researchers evaluated the effects of fertilizer treatments, protective covers, and seeding creeping bentgrass or annual bluegrass on the re-establishment of putting greens post-winterkill.
Dollar spot fungi in golf course thatch October 23, 2018 A recent study shifted the focus from soil to the thatch layer in measuring the presence of disease-causing fungus Sclerotinia homoeocarpa.
Kentucky bluegrass for turfgrass water conservation October 2018 Trials in New Mexico are investigating the irrigation needs and drought recovery of the species, traditionally regarded as water-intensive.
Managing mini-ring in ultradwarf bermudagrass October 2018 Turf was treated with urea or ammonium sulfate to measure nitrogen’s impact on the fungal disease.
Verdure: Out, damned (dollar) spot! October 2018 Recent social media chatter prompted a fresh look at a study that put various nitrogen sources’ ability to reduce dollar spot to the test.
Wetting agents and soil water repellency October 2018 A laboratory study confirmed for the first time that certain wetting agents can remove sand particle organic coatings that cause soil water repellency.
Annual bluegrass weevil overwintering in golf course natural areas October 2018 What effect do different vegetation management practices in golf course natural areas have on weevil winter mortality?
Nitrogen fertilization affects dollar spot severity in bentgrass September 2018 A three-year field trial evaluated whether nitrogen alone could deliver effective suppression of the costly turfgrass disease.
Verdure: Bentgrass establishment September 2018 Penn State researchers explored the effects of different fertilizer and soil amendment programs on creeping bentgrass establishment.
Bermudagrass: Know your hybrids September 2018 Dedicated plant breeders have worked for decades to improve common bermudagrass cultivars to provide finer, high-quality turf.