Blackleg is Once Again Being Observed in Potato Fields Across the Mid-Atlantic Region
June 29, 2016
In May 2016, an aggressive form of black leg caused by the bacterial pathogen Dickeya dianthicola was confirmed in a potato seed lot being grown in New Jersey. This is the same pathogen that caused widespread yield losses across the region in 2015 when it was first confirmed in the U.S. It subsequently has been detected and confirmed in DE, PA, MD and VA this season. Pectobacterium atrosepticum which has long been associated with blackleg has also been detected.
Wanted: Samples of Bacterial Diseases on Tomato (and Pepper)
June 29, 2016
Over the past several years, bacterial diseases have become an increasing problem in tomato and pepper fields across Pennsylvania. Last year it was tomato while this year is seems to be more on pepper depending on where you are in Pennsylvania.
Bumble Bees are Picky Eaters!
June 28, 2016
Bumble bees have discriminating palettes when it comes to their pollen meals, according to researchers at Penn State. The researchers found that bumble bees can detect the nutritional quality of pollen, and that this ability helps them selectively forage among plant species to optimize their diets.
Horticultural Pollinator Research Investments Bearing Fruit
June 8, 2016
Bees and bee health are still making headlines, and sorely needed research results are finally starting to emerge. In early May, Horticultural Research Institute participated in a research symposium at Penn State University where early results from several research projects relevant to pollinator health were shared.