Influence of Gibberellic Acid (GA ) on Fruit Quality of Sweet Cherries ...

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Major Fruit Producing Areas <strong>of</strong> Ontario (Source: OMAF) Orchard and Vineyard Show, Traverse City, MI – Jan 21-22, 2009 4 4
PGR Responses Auxin Gibberrellin Cytokinin Ethylene Cell enlargement, Apical dominance, Rooting promotion, Fruit thinning, Fruit drop prevention Firmness, cell enlargement, seedlessness, cause fruit set, flower induction, flower reduction (thinnig), break dormancy, Increase seed germination, delay <strong>of</strong> senescence, modify sex expression Cell division, Counteract apical dominance, Branching agent, Delay <strong>of</strong> senescence, Cause fruit abscission Ripening agent, Causes leaf & fruit abscission, Promotes radical growth Abscisic <strong>Acid</strong> Promotes leaf & fruit abscission, Regulates dormancy in perennials, Controls hydric status through stomata opening control Dr. Silvan Witwer Orchard and Vineyard Show, Traverse City, MI – Jan 21-22, 2009 5
Page 1 and 2: Orchard and Vineyard Show, Traverse
Page 3: University of Guel
Page 7 and 8: unction Products Available Research
Page 9 and 10: Benefits of <stron
Page 11 and 12: Materials and Methods - 2004 Plant
Page 13 and 14: Fruit firmness (kg) 0.25 0.20 0.15
Page 15 and 16: Fruit Colour (1 st harvest) Fruit c
Page 17 and 18: 2003 Data Orchard and Vineyard Show
Page 19 and 20: Mean Fruit Weight (g) 10 9 8 7 6 5
Page 21 and 22: Table 1. Effect of
Page 23 and 24: ‘Hedelfingen’ fruits on July 11
Page 25 and 26: Further Information The MSU Fruit M
Page 27 and 28: http://www.plant.uoguelph.ca/treefr

Influence of Gibberellic Acid (GA ) on Fruit Quality of Sweet Cherries ...

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