Tag: phylloxera galls
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Posted on June 2, 2022
Watch for Grape Phylloxera Galls
The first galls caused by grape phylloxera (GP; Figure 1) were observed this week at the WMARS and it is recommended to start scouting for […]
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Posted on May 27, 2021
Grape Scouting Report: First Grape Phylloxera Gall
The scouting this week at the West Madison Agricultural Research Station did not result in any insect activity to report. Only one grape phylloxera gall […]
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Posted on June 12, 2020
Grape Scouting Report: Galls
The grapes at the West Madison Research Station (WMARS) vineyard showed the presence of a few grape phylloxera galls on 6/11/20 (Fig 1). Grape phylloxera […]