Bob

> These old section 18's are important when looking at IMD because IMD can 
> accumulate in the soil.

I am puzzled.  If IMD accumulates in the soil (half life of more than a 
year) and this is the problem, then why is there not a problem, e.g. in 
California, now?  Have they stopped using it?  Has it broken down?
Best wishes

Peter Edwards
beekeepers at stratford-upon-avon.freeserve.co.uk
www.stratford-upon-avon.freeserve.co.uk/

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