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Informed Discussion of Beekeeping Issues and Bee Biology

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Subject:
From:
Chris Slade <[log in to unmask]>
Reply To:
Informed Discussion of Beekeeping Issues and Bee Biology <[log in to unmask]>
Date:
Tue, 10 Nov 2009 09:51:47 -0500
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With wing venation alone ( as Chris suggests) the percent of Africanization 
is hard to determine. 
 




The usual method is to take a sample of 50 right forewings from a colony and plot the cubital index and discoidal shift on a scatter-graph.  If the plotted points form a tight group the bees are racially pure; if scattered, the bees are hybrids.  The position of the group (if there is one) tells one to which race the bees belong.  At a lecture by Norman Carreck at the Devon Apicultural Research Group last weekend, he told us that a recent dna study had confirmed the accuracy of the wing vein test at least as far as Amm is concerned.

Chris

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