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Ohio State University Extension

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Statewide Slug Monitoring Project – Update # 8

Figure 1. Slug feeding on soybean cotyledon in the field.

Our eighth slug update covers monitoring from June 30th to July 6th. During this time, there were 12 counties that monitored a total of 90 shingle traps. Slug counts were similar to last week. The highest average slug count in a county was 2.2 slugs in Seneca county. Slug shingle monitoring in Ohio is funded by the United Soybean Board.

Slugs in Ohio
Week 8:  June 30th – July 6th, 2025

 Figure 2. Average slugs captured from June 30 to July 6. The bold number on the left indicates the average slug count for the week, followed by the standard number on the right, which indicates the total traps set up in that county. 

Crop Observation and Recommendation Network

C.O.R.N. Newsletter is a summary of crop observations, related information, and appropriate recommendations for Ohio crop producers and industry. C.O.R.N. Newsletter is produced by the Ohio State University Extension Agronomy Team, state specialists at The Ohio State University and the Ohio Agricultural Research and Development Center (OARDC). C.O.R.N. Newsletter questions are directed to Extension and OARDC state specialists and associates at Ohio State.