The potato which is related to aubergine, pepper,petunia and tomato has had its genome sequenced.
It has an estimated 844 megabase genome, over 24,000 genes, including over 3,000 snps, 28 kunitz protease inhibitor genes,which respond to pest and pathogen attacks.
The following genes give resistance to potato blight;
rb
rpi-blb2
rpi-vnt1
r1
r2
r3a
The potato was originally grown in peru area,but has since spread throughout the world.
Search Amazon.com for potato genetics
Saturday, 16 July 2011
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