Archives

Winter 2013

Ask Mr. Christmas Tree

If you’re looking for Gary Chastagner around this time of year, you would do well to put out an all-points bulletin to Wherever Christmas Trees Are Sold. He’s perused trees up and down the West Coast, as well as in Massachusetts, Rhode Island, Wisconsin, Illinois, Michigan, Arizona, and Texas. Just look for the cheerful fellow taking clippings, bending needles, and chatting up the owners about things like moisture content and needle retention.

“My family knows that if it’s Christmas time, I’m usually around looking at Christmas tree lots,” he says.

Chastagner, officially a plant pathologist with the WSU Puyallup Research and Extension Center, is … » More …

Spring 2013

How Washington tastes: The Apple meets Cougar Gold

Much of Carolyn Ross’s work involves training people to quantify their taste. The sensory evaluation panels that she and her graduate students organize assess taste attributes in fruit and other foods and beverages such as sweetness, acidity, bitterness, and astringency. And “mouth feel,” which contributes enormously to the taste experience.

But for these panels to arrive at a consensus of, say, how sweet a given apple is, or how tart, or how much it crunches in relation to other apples, everyone must agree on the intensity of those attributes.

Before the panel members can evaluate a given food, they will train for a number of … » More …

Spring 2013

Spinach is suspect: A pathological mystery

The case started a few years ago when a farmer approached seed pathologist Lindsey du Toit at WSU Mount Vernon wondering what was damaging his spinach seed crop out in the field. He had planted on clean ground that hadn’t had spinach before. He wondered if maybe the stock seed had a problem.

“It didn’t make sense,” says du Toit, explaining that what happened to the plants didn’t fit with the known diseases. At the time, du Toit and one of her graduate students were looking at fungal pathogens in the seeds of spinach plants. About 75 percent of the spinach seed grown in … » More …