Art, there is no "threshold" as far as I know. Pheromone traps are
typically used to establish a biofix to time the best treatment. See:

http://www.fruitadvisor.info/tfruit/clements/models/oblr.html

According to AgRadar, you should be out spraying for this pest July 3 so
you can relax on the 4th. But, your namesake tropical
depression/storm/hurricane Arthur may have something to say about that too!

http://pronewengland.org/AllModels/MEmodel/ME-Sanford-InsectDates.htm

Jon


On Mon, Jun 30, 2014 at 2:55 PM, Arthur Kelly <kellyorcha...@gmail.com>
wrote:

> Is there a treatment threshold for pheromone trap captures for OBLR?  We
> averaged 7.5/trap today.  We trapped the first adults on 6/20, one per trap.
>
> --
> Art Kelly
> Kelly Orchards
> Acton, ME
>
> _______________________________________________
> apple-crop mailing list
> apple-crop@virtualorchard.net
> http://virtualorchard.net/mailman/listinfo/apple-crop
>
>


-- 
Jon Clements
aka 'Mr Honeycrisp'
UMass Cold Spring Orchard
393 Sabin St.
Belchertown, MA  01007
413-478-7219
umassfruit.com
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