Market Farming

[John Hendrickson <jhendric AT wisc.edu>]

It is not recommended to keep Bt solutions that you mix for longer than 
24 hours.  Dry and oil-based formulations have a longer shelf life (3-4 
years).  The University of Kentucky has two excellent publications on Bt:

http://www.ca.uky.edu/agc/pubs/id/id156A/id156A.pdf

http://www.ca.uky.edu/agc/pubs/id/id156/id156.pdf

-John
Center for Integrated Agricultural Systems
UW-Madison

Andrew R. King wrote:
> What is the shelf life of BT solutions?
>
>  
>
> Andy King
>
> Sunflower King's Farm
>
> http://www.sunflowerkingsfarm.com/
>
> PA Zone 6
>
>  
>
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>   


--
John Hendrickson
Center for Integrated Agricultural Systems
University of Wisconsin-Madison
1535 Observatory Drive
Madison, WI 53706
608-265-3704
www.cias.wisc.edu