HortScienceVolume 44, Number 5

REPORTS

Breeding, Cultivars, Rootstocks, and Germplasm Resources

1213 Characterization ofResistance to Squash SilverleafDisorder in Summer Squash

Kristen Young and Eileen A. Kabelka

l2l5 Ethidium Bromide-induced Mutations fromInflorescence Cultures of Indiangrass

Loren C. StePhens

1219 Differential ColdAcclimationAbility of Petunio spp.Aaron E. Walworth and Ryan M. Warner

1223 Evaluation of a Cider Apple Germplasm Collectionof Local Cultivars from Spain for Resistance to FireBlight (.Erwinío amylovora) Using a Combinationoflnoculation Assays on Leaves and Shoots

Alej andro Martínez-Bilbao, Amaya Ortiz-Barredo,Emilio Montesinos. and Jesírs Murillo

1228 Improvement of High-throughput Genotype AnalysisAfter Implementation of a Dual-curve Sybr Green l-based

Quantification and Normalization ProcedureDonald Livingstone III, Barbie Freeman,Cecile L. Tondo, Kathleen A. Cariaga,Nora H. Oleas, Alan W. Meerow,Raymond J. Schnell, and David N. Kuhn

1233 Biomass Distribution in Kalanchoe blossfeldianaTransformed with rol-genes of Agrobacterium rhizogenes

Brian Christensen, Sridevy Sriskandarajah,and Renate Müller

1238 Phenotypic Characteristics ofTen Garlic CultivarsGrown at Different North American Locations

Gayle M. Volk and David Stern

1248 Importance ofGenotype on Carotenoid andChlorophyll Levels in Broccoli Heads

Mark W Farnham and Dean A. KoPsell

1254 Conferred Resistance to an AcetolactateSynthase-inhibiting Herbicide in TransgenicTal1 Fescue (Festttca arunclínacea Schreb.)

Hiroko Sato, Tadashi Takamizo, Tsutomu Shimizu,Kivoshi Kawai, and Koichiro Kaku

August 2009

Crop Production

1258 Freezing Tolerance and Cold Acclimation in Guava(Psidiwn guajava L.)

Wei Hao, Rajeev Arora, Anand K. Yadav,and Nirmal Joshee

1267 Effect ofNitrogen, Location, and Harvesting Stageon Peppermint Productivity, Oil Content, andOil Composition

Valtcho D. Zheljazkov, Vasile Cerven,Charles L. Cantrell, Wayne M. Ebelhar,and Thomas Horgan

1271 High-temperature Inhibition of Flowering ofPhalaenopsis and Doritaenops¡¡ Orchids

Linsey A. Newton and Erik S. Runkle

1277 Effects of Temperature and the Combination ofLiquid Lime Sulfu¡ and Fish Oil on Pollen Germination,Pollen Tube Growth, and Fruit Set in Apples

Keith Yoder, Rongcai Yuan, Leon Combs,Ross Byers, Jim McFerson, and Tory Schmidt

1284 Canopy Photosynthesis and Time-of-day Applicationof Supplemental Light

Jakob Markvart, Eva Rosenqvist, Helle Sorensen,Carl-Otto Ottosen, and Jesper M. Aaslyng

I29l Effects of Light lntensity and Paclobutrazol on Growthand Interior Performance of Pachíra aquatica Aubl.

Qiansheng Li, Min Deng, Jianjun Chen,and Richard J. Henny

1296 Fruit Set and Yield Patterns in Six Capsicttn CultivarsA. Maaike Wubs, Yuntao Ma, Lía Hemerik,and Ep Heuvelink

1302 Growth and Flowering of Pettutiu and Impatiens:Effects of Competition and Reduced Water ContentWithin a Container

Tijana Blanusa, Eieni Vysini, and Ross W.F. Cameron

1308 Water Conservation, Growth, and Water Use Efficiencyof Container-grown Woody Ornamentals Irrigated Basedon Daily Water Use

Aaron L. Warsaw, R. Thomas Fernandez,Bert M. Cregg, and Jeffrey A. Andresen

& ffieffi- ' 4 \ - r ' ' - -e-eM6gtry

CONTENTS

WRoot mowhalogY, ñr€hitecture,lintq tawlag¡y . ArabidoPsis seedgerminqtion, seedling g rowth,. ".

WMMorphalagy, topvlQgy 6fldqrchitecture af roots ¡nmínirhizotron 6nd sorl

WWMorphological analysis, leaf,area, diseased 6vea, pestda mñg e, fract {r l s " e nv e l o p4...

ffiCanopy structure and sol6rradiation analys¡s framhemispherical images

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l3l9 Variation in Development and Response to Root-zonepH Among Seedlings of Dirca palusrrus (Thymelaeaceae)from Three Provenances

Bryan J. Peterson and William R. Graves

Growth Regulators

1323 Seed Preconditioning with Natural and SyntheticAntioxidants Induces Drought Tolerance in TomatoSeedlings

Mason T. MacDonald, Rajasekaran R. Lada,A. Robin Robinson, and Jeff Hoyle

1330 Potential of Methyl Jasmonate as a Harvest Aid for'Thompson Seedless' Grapes: Concentration and TimeNeeded for Consistent Berry Loosening

Raquel González-Herranz, Kimberley A. Cathline,Matthew W. Fidelibus, and Jacqueline K. Burns

1334 Effects of Root Restriction on Ultrastructure of PhloemTissues in Grape Berry

ZhaoSen Xie, Charles F. Forney, WenPing Xu,and ShiPing Wang

1340 Effects of Root and Foliar Applications of24-Epibrassinolide.on Fusarium Wilt and AntioxidantMetabolism in Cucumber Roots

Ju Ding, Kai Shi, Yan-Hong Zhou, and Jing-Quan Yu

Marketing and Economics

1346 FactorsAffecting Growers' Willingness toAdopt Sustainable Floriculture Practices

Tanya J. Hall, Jennifer H. Dennis,Roberto G. Lopez, and Maria L Marshall

Miscellaneous

1352 Germination, Mineral Composition, and Ion Uptakein Walnut Under Salinity Conditions

Naser Lotfi, Kourosh Vahdati, Bahman Kholdebarin,and Elaheh Najafian Ashrafi

1358 Water Deficit Stress Responses of Three NativeAustralian Ornamental Herbaceous Wildfl ower Soeciesfor Water-wise Landscapes

Roger Kjelgren, Lixue Wang, and Daryl Joyce

Pest Management

1366 Attractiveness of Parboiled Rice Hulls to the FungusGnat, Bradysia sp. m coprophila (Drptera: Sciaridae),Adult Relative to Standard Growing Medium Components

RaymondA. Cloyd KarenA. Marley,Richard A. Larson, and Bari Arieli

Plant Pathology

1370 Chemical and Hot Water Treatments to ControlRhizoctonia AG P Infesting Stem Cuttings of Azalea

Warren E. Copes and Eugene K. Blythe

Postharvest Biology and Technology

1377 Screening Indoor Plants forVolatile Organic PollutantRemoval Efficiency

Dong SikYang, SvobodaV Pennisi, Ki-Cheo1 Son,and Stanley J. Kays

1382 Maturity and Quality of 'Liberty'Apple FruitUnder Integrated and Organic Fruit ProductionSystems Are Similar

Gregory M. Peck, Ian A. Merwin,Christopher B. Watkins, Kathryn W. Chapman,and Olga I. Padilla-Zakour

1390 Effects of Aminoethoxyvinylglycine PlusI -Methylcyclopropene on'Royal Gala' Apple VolatileProduction After Cold Storage

Valeria Sigal Escalada and Douglas D. Archbold

HonrScrnNcE Vor. 44(5) Aucusr 2009

Propagation and Tissue Culture1395 Propagation and Establishment ofThree Endangered

Mexican Orchids from ProtocormsMartín Mata-Rosas and Víctor M. Salazar-Rojas

1400 Optimizing Initiation and Maintenance of VitisEmbryogenic Cultures

Sadanand A. Dhekney, Zhijian T. Li,Michael E. Compton, and Dennis J. Gray

;peed Technology1407 Germination Responses of Purpletop and Big Bluestem

Caryopses Subjected to Distilled Water or PotassiumNitrate Prechilling, Sodium Hypochlorite, and Storage

Michael W Olszewski and Grant J. FolinI4I2 Low-temperature Germination of Melons Is Affected

by Seedcoat Characteristics and Embryo GenotypeMenahem Edelstein and Haim Nerson

1415 Seed Development in Lesquerella fendleri (L)Grace Q. Chen, Louisa Vang, and Jiann-Tsyh Lin

Soil Management, Fertilization, and Irrigation1419 Weed Control and Organic Mulches Affect Physiology

and Growth of Landscape ShrubsBert M. Cregg and Robert Schutzki

1425 Nitrogen Fertigation Concentration and Timing ofApplication Affect Nitrogen Nutrition, Yield, Firmness,and Color of Apples Grown at High Density

Gerry Henry Neilsen, Denise Neilsen,and Linda Herbert

1432 Substrate Type and Salinity Affect Growth Allocation,Tissue Iqn Concentrations, and Physiological Responsesof Carrizo Citrange Seedlings

Francisco García-Sánchez and James P. Syvertsen1438 Effects oflrrigation Frequency during Establishment

on Growth of llex cornuta'Burfordii Nana'andP it to s p orum t o b íra' Yariegata'

Christine L. Wiese, Amy L. Shober, Edward F. Gilman,Maria Paz, KimberlyA. Moore, Sloane M. Scheiber,Meghan M. Brennan, and Sudeep Vyapari

Turf Management1444 Blue Fescue Overseeding Improves Performance of

Fairway Height BuffalograssesBekele G. Abeyo, Robert C. Shearman,Roch E. Gaussoin, Leonard A. Wit,Desalegn D. Serba, and Ugur Bilgili

1447 Evaluation ofZoysiagrass Genotypes for Shade ToleranceBradley S. Sladek, Gerald M. Henry,and Dick L. Auld

CULTIVAR AND GERMPLASM RELEASES1452 'Myrto'Apple

Thomas Sotiropoulos, Georgios Syrgianidis,and Nikolaos Koutinas

1454 Taxus cuspidata'Keumbitnoeul'Jeong-Ho Lee

1456 'Greenpac', a New Peach Hybrid Rootstock Adaptedto Mediterranean Conditions

Jorge Pinochet

1458 'Piel de Sapo' Breeding Lines Tolerant to Melon VineDecline

Ana Fita, Belén Picó, Rita C.S. Dias,and Fernando Nuez

146 l 'Harov inSundown 'Pea¡David M. Hunteq Frank Kappel, Harvey A. Quamme,W. Gordon Bonn, and Kenneth C. Slingerland

1464 'Peacework': A Cucumber mosaic virus_resistant EarlyRed Bell Pepper for Organic Systems

Michael Mazourek, George Moriarty, Michael Glos,Maryann Fink, Mary Kreitinger, EliZabethHenderson.Greg Palmer, Ammie Chickering, Danya L. Rumore,Deborah Kean, James R. Myers, John F. Murphy,Chad Kramer, and Molly Jahn

1468 'Valley Red' StrawberryChad E. Finn, patrick p. Moore, Chaim Kempler.Brian M. yorgey, Bemadine C. Strik,and Robert R. Martin

1 47 2'WhiteAcre-DG,, a_Small-seeded, Cream_type Southernpeawith an Enhanced persistent Green Seed phenotvoe

Richard L. Fery1474'ZipperCream-GC', a Large-seeded, Creamtvoe

Southernpea with a Creen Cotyledon phenotypeRichard L. Fery

1476 'Southern Jewel': A Self-fertile, Black MuscadineGrape with Fruit produced on Bunches

Dennis J. Gray, Zhljian T. Li, Sadanand A. Dheknev.Donald L. Hopkins, and Charles A. Sims

1478 'Diva'Apple

Shahrokh Khanizadeh, yvon Groleau, Rong Tsao,Raymond Yang , lnteaz Alli, Robert prange,and Robert Demoy

1481 Gaura lindheimeri 'snowstorm,: A New 26

Heatlfrost-tolerant Container and Landscaping perennialNeil Anderson, Lee Klossner, Neal Eash.

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Vincent Fritz, Minnie Wang, Stephen poppe,Judith Reith-Rozelle, David Wildung, Shengrui yao,Pahicia Johnson, and Barbara E. Liedl

1

1494 Reproductive Response of Okra and Native Rosellato Long-day Treatment with Red Blue, and GreenLight-emitting Diode Lights

Hiroshi Hamamoto and Keisuke yamazaki1498 Incidence of Multiple and Distinct Species of

Caulimoviruses in Dahlia (Dahlia viriabilis\Sahar Eid Keri L. Druffel, Dayle E. Saaaand Hanu R. pappu

1501 A Convenient Method for Exposing Shoot ApicalMe¡istems Using Compresseá Ai,

Hisanao Suzue, Munetaka Hosokawa.and Susumu yazawa

1504 Sursceptibility of Geranium Cultivars to Ralstontasolanacearum

David J. Norman, ei Huang, Jeanne M.F. yuen,Arianna Mangravita_Novo, and Drew Byrne

BOOKREVIEWS

1509 Compendium of Brassica Diseases

SHORT COMMUNICATIONS1484 Differential Resistance ofGordonieae trees to

P hy t op hthora c i nnam omiElisabeth M. Meyer, Thomas G. Rannev.Thomas A. Eaker. and Kelly lvors

1487 Somatic Embryogenesis in Hedychium bousigonrunumHamidou F. Sakhanokho, Kanniah Rajasekaran,and Rowena y. Kelley

I49l Influence ofDaily Light period and Irradiance on yieldand Leaf Elemental Concentration of HydroponicallyGrown Sweeeotato

Desmond G. Mortley, Stephanie Burrell,Conrad K. Bonsi, WalterA. Hill.and Carlton E. Morris

by S Roger Rimmer, Vernon I. Shattuck,and Lone Buchwaldtreviewed by Robert L. Wick

1509 The New Encyclopedia ofOrchidsby Isobel la Croixreviewed by Richard A. Criley

l5I0 Grapesby G.L. Creasy and L.L. Creasyreviewed by Justine E. Vanden Heuvel

1510 Mineral Nutt itíon and plant Diseaseby Lawrence E. Datnoff, Wade H. Elmer,and Don M. Huberreviewed by Allen V Barker

1511 Addendum

ONTHE COVERr-llva- ts me tlrst wrnter_hardy scab_resistant apple released

specifically for cider and ice cider production.ii i, u ".osbetween 'Mclntosh'and pRI 674 réleased Uy SfrÁotfrKhanizadeh, Agriculture and Agri-Food Canada. Fo. mo.einformation, see the article by Khanizadeh et al. on page 147g.

1212HonrScrBNcB Yot_. 44(5) Aucusr 2009