A demonstration of grafting apple trees
Mo Rocca gets a lesson in horticulture from Bill Srmack, of the USDA's Plant Genetic Resources Unit in Geneva, N.Y., who shows how apple trees are grafted.
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Mo Rocca gets a lesson in horticulture from Bill Srmack, of the USDA's Plant Genetic Resources Unit in Geneva, N.Y., who shows how apple trees are grafted.
