In 2021, the PDDC continues with limited hours and limited sample processing capacity due to COVID-19.  Click here for the PDDC’s current submission policy.  The […]

A couple of weeks ago I wrote an article about all the resources we have available for precision thinning. This time I want to provide […]

Early varieties like Macintosh and Zestar are at first pink. Honeycrisp is at half inch green to tight cluster. Marquette is at early bud swell. […]

Cortlands, McIntosh, and Zester are between half inch green and tight cluster. Honeycrisp are about at half inch green with some weaker buds at quarter […]

The Network for Environment and Weather Applications (NEWA) is an important resource in the IPM toolbox for apple growers. 2021 is bringing long-awaited updates and […]

This week I participated in Apple Talk organized by the IPM Institute with John Aue and Peter Werts. Here’s the summary of the questions I […]

In 2021, the PDDC continues with limited hours and limited sample processing capacity due to COVID-19.  Click here for the PDDC’s current submission policy.  The […]

As apple trees emerge from dormancy one of the first priorities of the season is a fungicide application for apple scab control. The apple scab […]

Date: 4/12 2017 2018 2019 2020 2021 20-year avg. Base 50 36 2 11 8.5 64 36 As of the 12th we were 3-5 days […]

Collected here is a summary of many articles I have written, and other articles authored by researchers from other universities on thinning. Each subsection has […]