Friday, July 29, 2011

What threshold for flea beetles?

The current late season treatment threshold for flea beetles may not be reliable. The early season, post transplant threshold is still valid, says Hannah Burrack, N.C. Extension entomologist. “But until the late season threshold can be revised, base your management decision on plant damage rather than beetle density,” Burrack says. “If lower leaves appear ‘laced’ near the stalk, treatment is likely necessary.” ...For more on late-season flea beetle control, watch for the August issue of Tobacco Farmer Newsletter. Not on the mailing list? Send an email to chrisbickers@gmail.com, and write "Subscribe," your tobacco type or other tobacco affiliation, and state where you live.

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