The turf can be sprayed with water to produce a short-lived evaporative cooling effect, but the thin layer of liquid on the turf evaporates quickly, plus it makes the playing surface slippery ...

and overall turf quality. Physically excising plugs of the topmost layer of turf, thatch, and surface soil and replacing them with either sand or a different topdressing amendment is an intensive ...

In one experiment, a group of MSU students pack different levels of sand between asphalt and a layer of turf grass. They then drop a soccer ball on the grass and measure the sound of its bounce.

Players noticed the uneven turf during a routine walk-through before the game. Grounds crews added layers of dirt under the cutouts to try to remedy the problem, to no avail. "The surface ...

"Thatched layers also help the taller blades stay upright and bounce back after foot traffic." Keeping the turf’s surface clean prevents organic matter from building up and affecting its drainage.

The researchers used grass’ natural water absorption as inspiration and created their own turf with an open water storage layer tucked directly underneath the surface turf and shock pad.

Turf, however, offers a softer ... Beneath the "rug" — as it's colloquially known among NORDC officials — is a layer of rocks and drain pipes graded to channel water off the field.