Scientists studying a valuable, but vulnerable, species of poplar have identified the genetic mechanism responsible for the species' inability to resist a pervasive and deadly disease. Their finding, ...

They are hardy trees capable of handling the region's most difficult weather conditions — and provide sought-after shade for citizens on a hot day. But poplars have also been maligned (unfairly, it ...

Dead and diseased Lombardy poplar trees growing as a visual screen between Interstate 90 and the Spalding Auto Parts wrecking yard will be cut down. The trees are part of a highway beautification ...

PORT TOWNSEND — Jefferson County PUD will contract to have poplar trees removed on the boatyard side of Sims Way next month. Motivating the project are concerns around reliability and resiliency of ...

CORVALLIS, Ore. - Field trials in the Northwest and Southwest show that poplar trees can be genetically modified to reduce negative impacts on air quality while leaving their growth potential ...

NORTH SLOPE, Alaska — “Chick chick whirrr, chick whirrr.” Although it was a recorded birdsong that chattered through each of the poplar stands we entered, I still occasionally caught myself believing ...

Seventy acres of poplars on the Rathdrum Prairie rustled in a hot, summer breeze, flashing silvery-green leaves. Someday, cars and trucks could be running on fuel made from the trees. A $40 million ...

Poplars are increasingly the first choice for farmers in the lush-green belt of Nagri Totial and surrounding villages in Galiyat. Farmers are of the view that the plantation of poplars commonly known ...

In contrast to previous assumptions, the defense hormones salicylic acid and jasmonic acid do not always suppress each other in regulating plant chemical defenses against pests and pathogens. In trees ...

In the middle of an irrigated high-desert poplar forest in eastern Oregon, an unlikely $35 million sawmill is under construction. The Upper Columbia Mill is being built within a 23,100-acre tree ...

Add Yahoo as a preferred source to see more of our stories on Google. A view of Calgary's tree canopy from the northeast shows Calgary's tree diversity. The City of Calgary says poplar trees are the ...