reading%204-3 (dragged) 59

reading%204-3 (dragged) 59 - : apple & pear, persimmon,...

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59 Table 4. Genetic changes associated with domestication in fruit crops. Breakdown of dioecy carob, fig , grape , papaya , strawberry (unchanged, date palm, kiwifruit) Loss of self-incompatibility cherry Parthenocarpy & seedlessness apple & pear, banana & plantain, citrus, fig, grape, persimmon, pineapple Allopolyploidy banana & plantain, blackberry & raspberry, blueberry, citrus, tart cherry, European plum, strawberry Polyploidy Triploidy : banana and plantain, apple, pear Tetraploid : tart cherry, raspberry, blackberry, blueberry, kiwifruit ( Actinidia sinensis ) Hexaploid : European plums, kiwifruit ( A. deliciosa ) Octaploid: strawberry Loss of toxic substances “Sweet” seed : almond Nonastrigency
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Unformatted text preview: : apple & pear, persimmon, pomegranate Ease of vegetative propagation Offshoots: date palm Rooting : apple (rootstock) Nucellar embryony : citrus, mango Loss of spines, thorns, or pubescence apple, brambles, citrus, peach, pear, pineapple Table 5. Effects of organized fruit breeding on the commercial world industry. Negligible Slight Moderate Major Banana & plantain Cranberry Almond Blueberry Chestnut Cherry (tart) Apple Brambles (raspberry & blackberry) Date palm Citrus Apricot Cherry (sweet) Fig Hazelnut Avocado Currants Grape (wine) Papaya Pear Asian Grape (table) Lingonberry Persimmon Pecan Strawberry Olive Pear European Peach & nectarine Pomegranate Pineapple Plum...
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This note was uploaded on 11/18/2011 for the course HIST 302 taught by Professor Jensic during the Summer '10 term at Purdue University.

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