Sunday, December 9, 2012

Blanc Du Bois Pedigree



The Pixiola has an interesting story.  The following is from Loren Stover's 'Breeding has produced better grapes for Florida' (Florida Agricultural Experiment Station Journal Series, No. 21.)

"The Magruder brothers had found a wild, white, sweet, vigorous and prolific vine of V. Simpsoni (l.) in the woods near Leesburg. They called this to the attention of Mr. K. W. Loucks.  Our stocks of it were lost when he left the Leesburg laboratory, but it was collected again in 1943 and added to the collection at Whitney in the form of a nurse graft on Beacon roots.  Today this vine has developed its own roots and is in excellent condition.  The trunk is three inches in diameter, and the cane growth spans sixty feet.  For convenience we have called this vine Pixiola.  The original vine was observed to be very vigorous and was relatively free of grape diseases; consequently it has been used extensively in the controlled breeding program."

JA Mortensen adds in his monograph on 'Blanc Du Bois, A Florida Bunch Grape for Wine':

"Blanc DuBois was one of 19 segregants from a 1968 cross between Florida D6-148 and Cardinal.  Florida D6-148 was a PD resistant selection with purple fruit selected from 95 seedlings of a self-pollination of Florida A4-23."

Mortensen, J.A. 1987. Blanc Du Bois: A Florida Bunch Grape for White Wine. Agricultural Experiment Station, Institute of Food and Agricultural Sciences, University of Florida, Gainesville. Cir. S-340.

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