Table of Contents
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Message from the President
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iii
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Meeting Summary (from PGRSA webpage)
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iv
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Meeting Sponsors
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v
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Table of Contents
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vi
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Sustaining Members
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xiii
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Honorary Lifetime Members
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xiv
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Steering Committee
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xv
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Meeting Participants
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xvi
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Formal Conference Contributions
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KEYNOTE ADDRESS:
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THE CENTER OF HORTICULTURAL RESEARCH [LE CENTRE DE RECHERCHE EN HORTICULTURE]: A MODEL OF PARTNERSHIP
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A. Gosselin and R. Tweddell
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1
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SYMPOSIUM I: PLANT GROWTH REGULATOR-PRODUCING MICRO-ORGANISMS
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PLANT HORMONES: A KEY IN CLUBROOT DEVELOPMENT
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S. Devos and E. Prinsen
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3
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USING ARBUSCULAR MYCORRHIZAL FUNGI TO IMPROVE INPUT USE EFFICIENCY
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C. Hamel
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7
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PROMOTION OF PLANT GROWTH BY SOIL BACTERIA THAT REGULATE PLANT ETHYLENE LEVELS
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B.R. Glick
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15
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BIOSYNTHESIS OF PLANT HORMONES BY MICROORGANISMS
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W. Rademacher
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22
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SESSION I: CONTRIBUTED PAPERS
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GROWTH STIMULATION OF GREENHOUSE TOMATO PLANTS BY PSEUDOMONAS PUTIDA AND TRICHODERMA ATROVIRIDE
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V. Gravel, H. Antoun and R. Tweddell
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25
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ASSESSING THE EFFECTS OF MULCH, COMPOST TEA, AND CHEMICAL FERTILIZER ON SOIL MICROORGANISMS, EARLY GROWTH, BIOMASS PARTITIONING, AND TAXANE LEVELS IN FIELD-GROWN ROOTED CUTTINGS OF CANADA YEW (TAXUS CANADENSIS)
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R.F. Smith, S.I. Cameron, J. Letourneau, T. Livingstone, K. Livingstone, and K. Sanderson
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27
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AUXIN CONJUGATE HYDROLYSIS DURING PLANT-MICROBE INTERACTION AND EVOLUTION
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J. Ludwig-Müller, A. Schuller, A.F. Olajide, V. Bakllamaja and J.J. Campanella
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34
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SYMPOSIUM II: ADVANCES IN PLANT GROWTH REGULATOR MODE-OF-ACTION RESEARCH
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INTERACTIONS BETWEEN PGP, PIN, AND AUX/LAX AUXIN TRANSPORT PROTEINS FROM ARABIDOPSIS
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J.J. Blakeslee, A. Bandyopadhyay; O. R. Lee, M. Sauer, J. Mravec, B. Titapiwatanakun, S. Makam, R. Bouchard, J. Adamec, M. Geisler, E. Martinoia, J. Friml, W.A. Peer and A.S. Murphy
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42
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ROLE OF GIBBERELLIN AND PICKLE IN DETERMINATION OF DEVELOPMENTAL IDENTITY
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H.-C. Li, J. Henderson, S. D. Rider, H. Zhang, K. Chuang, Y. Bai, M. Fountain, B. Muir, and J. Ogas
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50
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HOW AUXIN TURNS GENES ON – REGULATED PROTEIN DEGRADATION AT THE HEART OF AUXIN SIGNALLING
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S. Kepinski
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51
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CHEMICAL GENETIC APPROACHES TO PLANT GROWTH REGULATION
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P. McCourt, Y. Tsuchiya and J. Patel
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54
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SESSION II: CONTRIBUTED PAPERS
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REGULATION OF INFLORESCENCE MERISTEM FATE IN PEA
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S.L. Maki, H. Mullen, and S.R. Singer
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56
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AUXIN TRANSPORT: A MODEL BASED ON VISUAL ESTIMATION OF A CROP PLANT’S PGR ACTIVITY
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A. Liptay, J. H. Stoller and R.A. Salzman.
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59
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ACC INDUCTION OF XYLOGENESIS IN HORSERADISH ROOTS
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R. A. Savidge
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60
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CHARACTERIZATION OF PEA (PISUM SATIVUM L.) PLANTS TRANSFORMED WITH A GIBBERELLIN 3Β-HYDROXYLASE GENE
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A. Wickramarathna, J. Ozga and D. Reinecke
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66
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DEVELOPMENTAL REGULATION OF GA BIOSYNTHESIS DURING GERMINATION AND EARLY SEEDLING GROWTH OF PEA
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B. Ayele, J. Ozga, L. Kurepin, R. Pharis and D. Reinecke
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67
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SYMPOSIUM III: PLANT GROWTH REGULATOR USE IN TURF AND ORNAMENTAL HORTICULTURE
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MEFLUIDIDE OR ETHEPHON AND TRINEXAPAC-ETHYL FOR THE SUPRESSION OF POA ANNUA L. SEEDHEAD PRODUCTION USING GROWING DEGREE DAYS
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R.N. Calhoun and A.D. Hathaway
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69
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GENETIC TRANSFORMATION OF CREEPING BENTGRASS WITH IPT GENE CONTROLLING CYTOKININ SYNTHESIS
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B. Huang, J. Xing, Y. Xu, and T. Gianfagna
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70
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IMPACT OF SEAWEED EXTRACT-BASED CYTOKININS AND ZEATIN RIBOSIDE ON CREEPING BENTGRASS HEAT TOLERANCE
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E.H. Ervin, X. Zhang, and G. Seaver.
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71
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CURRENT AND POTENTIAL USES OF PLANT GROWTH REGULATORS IN FLORICULTURE AND ORNAMENTAL PLANTS
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W. A. Mackay and N. Sankhla
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73
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SESSION III: CONTRIBUTED PAPERS
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THE DIFFERENTIAL EFFECTIVENESS OF TWO SYNTHETIC AUXINS IN DELAYING FLORET ABSCISSION IN RED CESTRUM CUT FLOWERS DEPENDS ON THEIR TRANSPORT AND METABOLISM
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B. Abebie, S. Philosoph-Hadas, A. Lers, R. Goren, M. Huberman, J. Riov, S. Meir
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75
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DAPHNE JOAN OSBORNE
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81
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THE IMPACT OF GROWTH PROMOTANTS AND RETARDANTS ON SECOND CROP PRODUCTION IN DRILL-SEEDED RICE
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R.T. Dunand
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82
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MANIPULATING TRANSPLANT MORPHOLOGY TO ADVANCE POST-TRANSPLANT GROWTH AND YIELD IN STRAWBERRY
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J.Y. Reekie
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84
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SYMPOSIUM IV: PLANT GROWTH REGULATOR APPLICATIONS IN FRUIT AND VINE CROPS
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EFFECTS OF PREHARVEST SPRAYS OF MCP AND ETHEPHON ON ‘BING’ SWEET CHERRY FRUIT LOOSENING AND FRUIT QUALITY
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D.C. Elfving, A. N. Reed and D. B. Visser
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86
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APPLICATION OF BLOSSOM THINNERS FOR CROP LOAD MANAGEMENT IN APPLE, PEACH, AND NECTARINE
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E. Fallahi and B. Fallahi
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87
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ETHYLENE AND PISTILLATE FLOWER ABORTION OF WALNUT
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V. Polito, H. Johnson, J Grant
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91
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ABSCISIC ACID: A POTENTIAL TOOL FOR IMPROVING THE COLOR OF TABLE GRAPES
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M.W. Fidelibus and M.C. Peppi.
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92
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SESSION IV: CONTRIBUTED PAPERS
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DEVELOPING AND TESTING OF A MODEL TO RAPIDLY PREDICT APPLE THINNER RESPONSE.
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D. W. Greene, A. N. Lakso , and T. L. Robinson
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95
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APPLICATION OF 2,4-D (CITRUSFIX) FOR FRUIT SIZE INCREASE OF MANDARINS AND MANDARIN HYBRIDS IN CALIFORNIA
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C.T. Chao
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97
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PLANT GROWTH REGULATORS FOR AVOCADO PRODUCTION
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C. J. Lovatt and S. Salazar-García
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98
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SESSION V: CONTRIBUTED PAPERS
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ISOLATION OF GENES POTENTIALLY REGULATING MANGO FLOWERING
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T.L. Davenport, T. Zhang, and Z. Ying
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109
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RETAIN® FOR WALNUT PISTILLATE FLOWER ABORTION (PFA): AN EXTENSION SUCCESS STORY
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R. H. Beede and J. Grant
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111
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MOLECULAR CLONING AND ANALYSIS OF ORYZA SATIVA AUXIN-BINGDING PROTEIN 1 GENE
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L. Xiao, R. Wang, Y. Hong and H. Jian
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123
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POSTER SESSION: CONTRIBUTED PAPERS
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EFFECT OF AUXIN TRANSPORT INHIBITORS ON FRUIT GROWTH AND FRUIT SET OF ‘DELICIOUS’ AND ‘GOLDEN DELICIOUS’ APPLES
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D. W. Greene
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132
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C27-BRASSINOSTEROIDS BIOSYNTHESIS IN ARABIDOPSIS THALIANA
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S.-H. Joo, J.-H. Hwang, C.H. Park, H. Namgung and S.-K. Kim
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136
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A CHANGING INCLINATION OF ADK TOWARDS CYTOKININ ISOMERS DURING THE CELL CYCLE OF TOBACCO BY-2 CELLS
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Z. Kwade, A. Swiatek, A. Azmi and H. Van Onckelen
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137
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ENFLUENCE OF 5-AMINOLEVULINIC ACID ON THE EFFICIENCY OF DRY- MATTER PRODUCTION IN VEGETABLE POT-SEEDLINGS
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R. Yoshida, M. Sonoda, R. Konishi, K. Iwai, T. Tanaka and H. Okada
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139
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THE EFFECT OF ETHEPHON, NAA AND BA, USED SEPARATELY AND JOINTLY, ON THE EFFICIENCY OF THINNING IN APPLE TREES CULTIVARS JONAGOLD, GOLDEN DELICIOUS AND ELSTAR
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A. Basak
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144
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THE EFFICIENCY OF 3,5,6-TPA USED IN APPLE AND PEAR AGAINST PREHARVEST FRUIT DROP
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A. Basak and M. Buczek
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151
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EFFECTS OF SEAWEED EXTRACT APPLICATION ON ANTIOXIDANT PROPERTIES OF TWO DIFFERENTIALLY CHILLING-SENSITIVE CULTIVARS OF MAIZE.
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D. M. Hodges, K.D. Munro, M. Elliot, S. Fillmore, and K.B. McRae
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154
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EFFECT OF RADIATION SPECTRAL COMPOSITION ON GERMINATION AND GROWTH OF CHESTNUT IN VITRO
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S. Y. Park, H. K. Moon, M. J. Kim, H. M. Jo and Y. W. Kim
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156
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HORMONAL BALANCE AND PHYSIOLOGICAL BACKGROUND FOR DECISION SUPPORT ON FRUIT SET IMPROVEMENT ON PEAR TREES
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S. Vanthournout, T. Deckers and R. Valcke
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157
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BOTH PROHEXADIONE-CA AND GA4+7 REDUCE SKIN DEFECTS OF APPLE
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S. McArtney, D. Ferree, J.D. Obermiller, A. Green and J. Schmidt
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160
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EFFECTS OF ALTERED GROWTH ON THE PLANT HORMONES AUXIN AND GIBBERELLIN IN ARABIDOPSIS THALIANA
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I. Desgagné-Penix and V. Sponsel
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162
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GUAVA CALLUS PRODUCTION UNDER DIFFERENT CULTURE MEDIUM AND PLANT GROWTH REGULATOR CONDITIONS
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G. Yang and Z. Lu
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167
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ETHYLENE AS AN ALTERNATIVE METHOD IN PEACH FRUIT THINNING
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A. Taheri, J. Cline, J. Subramanian and K.P. Pauls
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172
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POST HARVEST PERFORMANCE AND DISPLAY LIFE OF CUT PHLOX FLOWER HEADS: EFFECT OF PROHEXADIONE-Ca
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N. Sankhla and W. A. Mackay
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173
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EFFECT OF ETHANOL AND SUCROSE ON DISPLAY LIFE OF CUT RACEMES OF LUPINUS HAVARDII
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W. A. Mackay and N. Sankhla
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177
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POSTHARVEST RIPENING OF ZIZIPHUS MAURITIANA FRUITS: EFFECT OF 1-METHYLCYCLOPROPENE
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N. Sankhla, H. S. Gehlot, P. Agarwal, R. Choudhary and S. Joshi
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181
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A NEW IMMUNOSENSOR FOR RAPID DETETION OF GIBBERELLIN ACID
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R. Wang, J. Li, L. Xiao and Y. Li
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185
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VOLATILE ETHANOL AFFECTS GERMINATION AND GROWTH OF LETTUCE, RADISH, SOYBEAN AND WHEAT SEEDS
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G.W. Stutte, I. Eraso and S. Matthews
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192
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MIXED VS. MONOCULTURE HYDROPONIC PRODUCTION OF SALAD CROPS AT THREE CO2 CONCENTRATIONS
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S.L. Edney, J.T. Richards, N.C. Yorio, M.D. Sisko, G.W. Stutte and R.M. Wheeler
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193
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IN VITRO SHOOT AND LEAF PROLIFERATION OF ENCYCLIA TAMPENSIS (LINDL.) ORCHIDS
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M.L. Haddix and M. Glass
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201
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EXPERIENCE WITH CONTINUOUS USE OF PROHEXADIONE-CA OVER SEVERAL YEARS IN APPLES AND PEARS
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K. van Saarloos, T. Sinnema and W. Rademacher
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205
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THE RELATIONSHIP BETWEEN ENHANCED CHILLING RESISTANCE AND OXIDATIVE STRESS IN MAIZE PRE-TREATED WITH SEAWEED EXTRACT
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K.D. Munro, D. M. Hodges, M.L. Elliot, S. Fillmore and S.D. Hankins
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206
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EFFECTS OF A SOIL-APPLIED FORTIFIED ASCOPHYLLUM NODOSUM EXTRACT ON THE VISUAL QUALITY OF ZOYSIA TURFGRASS
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J.P. Morales-Payan
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208
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POTATO TUBER YIELD AND SIZE AS AFFECTED BY A FORTIFIED SOIL-APPLIED ASCOPHYLLUM NODOSUM EXTRACT
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J.P. Morales-Payan
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209
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GROWTH OF AROMATIC COLEUS (COLEUS AMBOINICUS LOUR.) AS AFFECTED BY BIOSTIMULATORS
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J.P. Morales-Payan
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210
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AMINOLEVULINIC ACID EFFECTS ON THE YIELD OF WEED-FREE AND PIGWEED-INFESTED SALAD AMARANTH (AMARANTHUS TRICOLOR)
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J.P. Morales-Payan and W.M. Stall.
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213
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CARIBBEAN CHERRY (MALPIGHIA PUNICIFOLIA) FRUIT GROWTH AS AFFECTED BY A SPRAYED SEAWEED (ASCOPHYLLUM NODOSUM) EXTRACT
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J.P. Morales-Payan
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214
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EXOGENOUS AMINOLEVULINIC ACID EFFECTS ON ORNAMENTAL PEPPER
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J.P. Morales-Payan
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215
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TRIADIMEFON EFFECTS ON CORN (ZEA MAYS) GERMINATION, GROWTH, AND YIELD
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J.P. Morales-Payan
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216
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EFFECTS OF BIOSTIMULANTS ON NURSERY GROWTH OF ORANGE BUDDED ON VOLKAMER LEMON AND SWINGLE CITRUMELO
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L.M. Santana, R. Gabriel, J.P. Morales-Payan, C.H. Puello, J. Mancebo, and F. Rondón
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217
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PEACH FLOWER BUD THINNING BY DORMANT SEASON APPLICATIONS OF ETHEPHON PLUS VEGETOIL®
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G. L. Reighard, D. R. Ouellette and K. H. Brock
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220
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ENDOGENOUS HORMONE CONCENTRATIONS AND BUD BREAK RESPONSE TO EXOGENOUS BA IN SHOOTS OF APPLE TREES WITH TWO GROWTH HABITS GROWN ON THREE ROOTSTOCKS
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T. Tworkoski and S. Miller
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225
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Authors Index
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226
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Meeting Photos
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228
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