D-shaped

The Enemy: Emerald Ash Borer The fully grown beetles then gnaw their way out, leaving a telltale D-shaped hole in the bark, and move on to attack other trees, traveling greater distances when people collect ash and cart it back to their homes for firewood.

The Bugs Rescuing the Baseball Bats Mike Sielski 2011

D-shaped holes in the bark or new tree shoots emerging at the root zone of your ash trees may be a sign of infestation by the Emerald Ash Borer, an insect native to the Far East that targets ash trees, says Dave Dailey of Birchcrest Tree and Landscape, in Rochester, N.Y.

Getting to the Roots of Your Trees' Stress Anne Marie Chaker 2011

Give me a D: When adult Emerald ash borers emerge from inside the tree, they leave D-shaped holes.

How to spot the Emerald ash borer 2010

To go back to Lawrence, notice that he does not think of the solution he ended up with: combining an electromagnet with an oscillating radio-frequency electric field between two D-shaped containers.

The Nature of Technology W. Brain Arthur 2009

Medieval longbows are round or D-shaped, not flat, and as I understand it that means yew is especially suitable.

Bowmen in medieval Wales Carla 2009

Ginormous windows and D-shaped doors provide a clear view of everything from the night sky to marauding grizzlies, and the color-coded, four-pole assembly process is easier than falling off a log.

Wired Top Stories 2009

Ginormous windows and D-shaped doors provide a clear view of everything from the night sky to marauding grizzlies, and the color-coded, four-pole assembly process is easier than falling off a log.

Wired Top Stories 2009

Ginormous windows and D-shaped doors provide a clear view of everything from the night sky to marauding grizzlies, and the color-coded, four-pole assembly process is easier than falling off a log.

Wired Top Stories 2009

The gate is flanked by two massive "D-shaped" towers, the standard plan of the era, and defended by a series of doors, portcullises and murder-holes.

Men of Harlech by Charlotte Church de Brantigny........................ 2008

The gate is flanked by two massive "D-shaped" towers, the standard plan of the era, and defended by a series of doors, portcullises and murder-holes.

Archive 2008-01-06 de Brantigny........................ 2008