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UMass Extension Fruit Program

The UMass Extension Fruit Program's mission is to assist fruit growers with all aspects of horticultural and pest management. It is part of the Center for Agriculture, Food and the Environment within the College of Natural Sciences at the University of Massachusetts.

June fruit twilight meetings scheduled

Fruit twilight meeting, Tuesday, June 11, 2019. 5:30 PM. Bashista Orchards, 160 East Street, Southampton, MA. 2 pesticide re-certification credits. Light supper served, no pre-registration necessary but $20 registration collected at the door. Meeting stars and UMass Amherst Faculty Autio, Cooley, and Pinero will speak on current horticulture, disease, and insect management. Extension Educators Clements, Schloemann, and Garofalo co-star.

Fruit twilight meeting, Wednesday, June 12, 2019. 5:30 PM. Tougas Family Farm, 234 Ball Street, Northboro, MA. 2 pesticide re-certification credits. Light supper served, no pre-registration necessary but $20 registration collected at the door. In cooperation with University of Rhode Island Extension and Rhode Island Fruit Growers' Association. Meeting stars and UMass Amherst Faculty Autio, Cooley, and Pinero will speak on current horticulture, disease, and insect management. Extension Educators Clements, Schloemann, Garofalo and Faubert (URI) co-star.

New version of Carbohydrate model and new phone app of 3 models

This from an e-mail from Cornell's Terence Robinson dated May 1, 2019.

"Today we are pleased to announce the official release of the 2019 Carbohdyrate thinning model on NEWA and the official release of a new phone app for IOS and android.  The phone app has the carbohydrate model, the fruit growth rate model and the apple irrigation model."

Pollen Tube Growth Model on NEWA

Bloom Thinning with the Pollen Tube Growth Model (PTGM)

Mike Basedow, CCE-ENYCHP & Dan Donahue CCE-ENYCHP

Reprinted from Cornell ENYCHP Tree Fruit E-Alert, Donahue and Basedow, for April 30th, 2019 @ 10:00 am

We trialed the PTGM thinning protocol in ENY orchards in 2018 to mixed results. Spray timings are critical (hours, not days), and inclement weather can interfere. Trials have been set up in Ulster, Columbia, and Clinton Counties for 2019.