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2005 Apple Scab Infection Periods as of May 13 - June 13*
Penn State-FREC, Biglerville, PA

Click here to view large version of graph

Apple Scab infection perios 4/21/04

*Campbell Scientific and Field Monitor Weather Data Systems & Mills Table
L = Low; M = Moderate; S = Severe; + Ascospore release
Weather data up to 7:00 a.m. on June 6th, Scab Infection may continue.

Download Excel Spreadsheet of weather data


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Last modified January 9, 2009
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