New approaches to frost control

The height of the vines influences how they fare during cold weather.

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  • Low-volume prestorage drenching is attractive

Low-volume prestorage drenching is attractive

  • October 1st, 2010

Dave Rosenberger described how he tested the effectiveness of low-volume nonrecycling drenches for fruit going into storage. His audience included New York fruit growers and International Fruit Tree Association members on tour during the fruit field day at Cornell Agricultural Research Station at Geneva, New York.

The practice of drenching [...]

Keeping the customer satisfied

  • October 1st, 2010

Over the past ten years I have initiated a number of research trials that, when taken together, tell an important story about the link between apple quality and profitability. I often quote my mantra that “we are in the food business” along with McDonald’s, Wal-Mart, and even the slow [...]

Ripe cherries are less likely to pit

  • October 1st, 2010

It’s generally believed that riper cherries are more susceptible to pitting than less mature cherries, but Dr. Peter Toivonen, postharvest physiologist with Agriculture and Agri-Food Canada in British Columbia, said results of his research show it’s exactly the opposite. There are fewer pitting problems with darker cherries.

“For a lot [...]

Mysterious ailment strikes

  • October 1st, 2010

A mysterious disease that has been killing the best looking, reddest strains of McIntosh apples in the nicest orchards in the northwest quadrant of Michigan has tentatively been identified, and growers now have some idea what to do about it.

“We’re not quite there yet,” said Dr. George Sundin, the [...]

  • Is drosophila a Washington State resident?

Is drosophila a Washington State resident?

  • October 1st, 2010

Entomologists in the Pacific Northwest intend to find out how well the spotted wing drosophila can survive the region’s cold winters.

The pest, a native of Asia, was first seen in ­California in 2008. It was found in Oregon and British Columbia in 2009, and turned up in eastern ­Washington [...]

  • Pear breeding moves toward better varieties

Pear breeding moves toward better varieties

  • September 1st, 2010

Richard Bell works to develop better pears with the flavor of Bartlett and resistance to fireblight and pear psylla, and more precocious.

One of the problems with pears is their lack of precocity. They stay juvenile, taking up valuable space and waiting just too long to grow up and produce [...]

  • Reflective fabric = more pears

Reflective fabric = more pears

  • September 1st, 2010

Researchers are finding that a reflective mulch in the rows of a mature pear orchard can significantly increase yields by directing more light into the lower canopy.

We are investigating application of Extenday reflective fabric to alleyways of fully mature d’Anjou pear canopies to determine whether or not fabric treatments [...]

On tour to see sweet cherries

  • August 1st, 2010

Michigan State University horticulturist Dr. Greg Lang visited Stefano Musacchi in Italy in 2008, and subsequently invited him to speak at the International Fruit Tree Association annual conference in Grand Rapids, Michigan, in March. Musacchi joined the IFTA tour of Lang’s work with fruiting walls of sweet cherries growing [...]

  • High density apple systems cost more

High density apple systems cost more

  • August 1st, 2010

The Michigan study compared three systems—from left, central leader, vertical axe, and tall spindle.

It costs a lot of money to put in a new apple orchard in Michigan, and it takes 9 to 12 years to recover all the expenses incurred up until then. High density systems cost more [...]

Nutrient needs by apple trees

  • August 1st, 2010

Getting the right nutrient levels in the orchard starts with answering the basic questions: How much of each element does a tree need, and when does it need it?

For Lailiang Cheng at Cornell University, answering the question was a matter of exerting total control and then measuring.

In a series [...]

Classified Ads

  • August 1st, 2010

EMPLOYMENT AVAILABLE
Washington State University (WSU) Extension invites applications for an Area Extension Educator (E2 or E3) in Tree Fruit Horticulture.  This is a twelve-month, tenure-track faculty position and located in Yakima County Washington. Required: Master’s Degree in horticulture, agricultural science, or closely related discipline. Strong academic training or [...]

  • Storing Honeycrisp

Storing Honeycrisp

  • August 1st, 2010

A new CA control system supplied by Storage Control Systems, Sparta, Michigan, was installed at Michigan State University in 2008. Employee Dan Boozer is pictured. The new lab contains individual cabinets in which small lots of fruit can be held under tightly controlled conditions.

As more and more Honeycrisp apples [...]