• New options for fireblight control

New options for fireblight control

  • March 1st, 2012

Fireblight in apple.

New products could be registered in the United States this season to manage fireblight in apples and pears.

One is Blossom Protect whose active ingredient is the yeast Aureobasidium pullulans. It was developed by a company called Bio-Ferm, based in Austria, and is already registered in Italy and [...]

New fungicides benefit from lessons of Benlate

  • February 15th, 2012

Fruit growers will have new fungicides this year to help manage diseases as diverse as leaf spot in cherries, scab in apples, and brown rot and scab on peaches.      The new materials are so-called second-­generation succinate dehydrogenase inhibitors (SDHI), similar in action to boscalid, one [...]

  • Bunch rot,  a different beast

Bunch rot, a different beast

  • February 15th, 2012

Michelle Moyer reminds growers who had powdery mildew problems last year to prepare for disease carryover this year. Botrytis bunch rot is a different beast than grape powdery mildew, says Dr. Michelle Moyer, Washington State University viticulture extension specialist. While it’s not a problem [...]

  • Strategies for controlling bacterial spot

Strategies for controlling bacterial spot

  • February 15th, 2012

The O’Henry peach variety is a poster child, highly susceptible to bacterial spot. Symptoms include fruit spots, leaf spots, and twig cankers. Bacterial spot is a serious problem for peach growers in the eastern United States, but no big worry for western growers. This [...]

Growers fear loss of antibiotics

  • February 15th, 2012

The shape of organic apple production in the future could well hinge on decisions made in the next few years about the continued use of antibiotics for control of fireblight.     Two key tenets of organic production are, don’t use synthetic substances and don’t cure a problem [...]

  • Manage resistance at the warehouse

Manage resistance at the warehouse

  • February 15th, 2012

Chang-Lin Xiao recommends that use of Penbotec and Scholar alternate from year to year to preserve their effectiveness against fungal pathogens like this blue mold on a Gala apple. Chang-Lin Xiao Resistance of the blue mold pathogen to the postharvest [...]

  • Mildew resistance quest continues

Mildew resistance quest continues

  • December 1st, 2011

Next year, Nnadozie Oraguzie will begin field testing a new generation of mildew-resistant sweet cherry selections as he works to combine disease resistance with high fruit quality traits.
Courtesy of Washington State University

While there is keen grower interest in development of cherry varieties resistant to powdery mildew, the resulting [...]

  • Pest help at your fingertips

Pest help at your fingertips

  • December 1st, 2011

Andy Kahn can use his iPhone to access WSU’s Decision Aid System, which automatically uploads weather data from the AgWeatherNet and provides pest predictions and control recommendations.

Washington State University’s online Decision Aid System has made life easier for integrated pest management consultant Andy Kahn of Wenatchee. He can log [...]

  • $60-million boost

$60-million boost

  • December 1st, 2011

A mechanical harvester is part of a major research project relating to production and marketing of stem-free sweet cherries.

More than $60 million dollars in grants have been awarded so far through the Specialty Crop Research Initiative specifically for research ­projects in tree fruit and grapes.

This is the fourth year [...]

  • Grape industry goes after viruses

Grape industry goes after viruses

  • December 1st, 2011

Grapevine leafroll disease is easy to diagnose in red varieties, like this Cabernet Sauvignon vine, but more difficult in white varieties where the only symptom might be downward curling of leaves.

The Washington grape industry has put a bull’s-eye on grape viruses and diseases and is going after its target [...]

  • Sticking with pears

Sticking with pears

  • September 1st, 2011

Rood built this platform especially for removing fireblight strikes. Controls let him steer, brake, clutch, shift gears, and control acceleration. Shears or saw on a long pole are powered by air.
Richard Lehnert

There was a time when Michigan rivaled Oregon for third place in U.S. pear production, but a [...]

  • Good Stuff

Good Stuff

  • August 1st, 2011

Jack Everhart, left, New Holland, Inc., congratulates John Riel, right, of Burrows Tractor.

Recognition for Burrows
The New Holland dealership Burrows Tractor, Inc., in Yakima, Washington, has earned membership to New Holland’s President’s Club in recognition of outstanding achievement in business facilities, management, sales, parts and service support, and customer [...]