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  • From: John Hendrickson <jhendric AT wisc.edu>
  • To: Market Farming <market-farming AT lists.ibiblio.org>
  • Subject: Re: [Market-farming] BT
  • Date: Tue, 11 Mar 2008 10:06:49 -0500

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





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