Verdure: Bacteria diversity in your putting greens August 2019 A three-year study sought to quantify and identify soil microbial populations in creeping bentgrass and hybrid bermudagrass greens.
Soil solubility of iron fertilizers August 2019 Turf’s different responses to granular versus foliar applications of the same iron source prompted researchers to evaluate the soil solubility of 10 common iron fertilizers on 11 soils.
Products for alleviating irrigation salinity stress on turfgrass August 2019 Researchers tested 30 commercial and experimental products for their ability to reduce salinity stress on bermudagrass irrigated with saline water.
Verdure: Itâs all in the delivery May 2019 Granular vs. foliar fertilizers â researchers tested them alone and in combination to determine their effects on turfgrass quality and soil nutrient levels.
Imidacloprid efficacy for white grub control May 2019 Do thatch and microbial degradation affect imidacloprid’s ability to suppress these doubly destructive insects?
Soil surfactants: Vertical water distribution and surfactant longevity May 2019 Soil surfactants have been shown to improve the horizontal distribution of water. Now, researchers are looking at how they impact soil water content at various depths over time.
Sand-capped fairways: Long-term dynamics and management requirements March 2019 Texas A&M researchers are continuing to examine the effects of sand capping on fairways, studying the practice’s longer-term impacts on turf and soil.
Soil surfactant effects on golf course greens March 2019 Michigan State researchers evaluated the impacts of soil surfactant treatments on turfâs response to insufficient irrigation, overwatering and traffic stress.
Wetting agents affect soil moisture, water infiltration January 2019 A field experiment put six wetting agents to the test against a green with documented soil hydrophobicity.
Verdure: Ironing your Poa annua? January 2019 Virginia Tech researchers studied iron sulfate in combination with PGRs for Poa suppression on a creeping bentgrass green.
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.
Verdure: âYou canâ doesnât mean âyou shouldâ November 2018 Hoping to hasten putting green establishment by applying more fertilizer? Consider this research first.
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.
Verdure: Letâs get physical March 2018 Gypsum has been promoted as an answer to compacted soil, but the only published research on the topic takes a different view.
Black layer in turf: Causes and management June 2016 A look at the scientific research on black layer, its causes, and cultural practices for countering it.
Black layer: Winning the war, one battle at a time March 2016 The onset of this soil scourge on the greens of a coastal South Carolina golf course prompted re-evaluation of a number of practices and a multifaceted counterattack.
This or that? Turfgrass aerification decisions May 2009 Deep vs. shallow tines? A preventive vs. curative approach? A turfgrass consultant advises on which choices are wisest when it comes to countering soil compaction.
Soil microorganisms: A turf managerâs guide November 1996 Your soil is teeming with trillions of organisms essential to plant health. Get to know this subterranean cast, how the various microbes keep grass green and growing, and how you can support them.
Subsurface insect pests: A turf managerâs guide December 1995 Insects that inhabit soil tend to be more difficult to detect and control. A better understanding of their biology and behavior can help improve management.