sweet corn varieties - purdue university · a t/a lgth dia hc tf fl 1291 7.3 8.2 2.0 3.2 4.7 vg-e...
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Sweet Corn VarietiesReport on 2007 Trials
in Northern IndianaPresented at Vegetable Variety Showcase
Nov. 29, 2007
Liz MaynardNW Commercial Horticulture ProgramPurdue University, Westville, IN 46391
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Pollination GroupsII. SU and SE
sugarysugar-enhanced
synergisticTablesweet™TripleSweet™
SweetGeneration™
III. SH2supersweetaugmentedsupersweetXtra-Tender
BrandGourmet Sweet
BrandMultisweet™
Mirai™
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Homozygous se and Synergistic Varieties 2007 Trial at PPAC, Wanatah, Indiana
Tracy Sandy Loam soilFertilizer: 20 lb./A N at planting, 70 lb./A N sidedressedWeed control with atrazine and Dual II Magnum, cultivation, hand-
weedingIrrigation as needed, Insecticide at planting.Single-row plots 30 ft. long, 3 replications, randomized blockPlanted May 2, 2007Emergence determined 14 and 21 DAP, thinned to 20,328/acre.Each plot harvested when marketable.Marketable ear number and weight, length, width and shank
length of 3 husked ears, ratings for husk cover, husktightness, tip fill, overall ear quality, flavor, ear height,tillering, vigor
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2007 SweetCorn Plot at
Pinney-Purdue Ag
Center
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•Marketable ear number and weight•Length, width and shank length of 3 ears•Ratings for husk cover, husk tightness, tipfill, overall ear quality, flavor, plant height,ear height, tillering, vigor
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Husk Cover:Length of Husk Beyond Ear
5 4 23 1
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Tip Fill EvaluationTip Fill: Length of Cob not Filled
5 4 35= 0 in.4= 0 to 1/2 in.3= 1/2 to 1 in.2= > 1 in.1= > 2 in.
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Flavor Evaluation Raw Corn
2 people, in field, at harvestpoor, med, good, very good,excellent
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79 synergistic
Polka Doz./A T/A Lgth Dia HC TF FL1339 4.7 7.0 1.8 2.9 4.3 VG-G
PPAC2007
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79 SweetGeneration™
Revelation Doz./A T/A Lgth Dia HC TF FL1533 6.3 7.3 1.9 3.1 4.2 VG-G
PPAC2007
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79 se se
Navajo Doz./A T/A Lgth Dia HC TF FL1533 7.1 7.0 1.9 4.9 4.9 M
PPAC2007
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79 synergisticValor
PPAC2007
Doz./A T/A Lgth Dia HC TF FL1517 6.0 7.0 1.8 3.8 4.1 M-VG
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82 synergistic
Dasher Doz./A T/A Lgth Dia HC TF FL1323 5.2 7.0 1.8 3.7 4.6 VG
PPAC2007
white
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BC 0808
PPAC2007
Doz./A T/A Lgth Dia HC TF FL1581 8.5 8.2 2.0 2.6 4.9 M-G84 TriplesweetTM
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86 synergisticKristine
PPAC2007
Doz./A T/A Lgth Dia HC TF FL1291 6.2 7.4 1.9 3.2 4.2 G-VG
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Gateway
PPAC2007
Doz./A T/A Lgth Dia HC TF FL1339 6.2 8.0 1.8 2.1 4.2 VG-E86 TripleSweetTM
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90 TripleSweetTM
BC 0805
PPAC2007
Doz./A T/A Lgth Dia HC TF FL1597 8.0 7.8 1.8 4.9 4.0 G
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90 synergisticMontauk Doz./A T/A Lgth Dia HC TF FL
1291 7.3 8.2 2.0 3.2 4.7 VG-E
PPAC2007
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Cameo Doz./A T/A Lgth Dia HC TF FL1258 6.6 8.4 2.0 2.6 3.6 M-VG
PPAC2007
90 synergistic
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Supersweet Varieties 2007 Trial at PPAC, Wanatah, Indiana
Planted May 9, 2007.
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GSB 274A81 augmented sh2
PPAC2007
Doz./A T/A Lgth Dia HC TF FL1291 6.5 7.9 2.0 2.6 4.9 VG
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81 augmented sh2GSB 2171
PPAC2007
Doz./A T/A Lgth Dia HC TF FL1500 6.2 7.5 1.9 2.3 5.0 M-VG,S-VT
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82 augmented sh2
Fantastic
PPAC2007
Doz./A T/A Lgth Dia HC TF FL1613 7.3 7.4 2.0 2.8 5.0 VG
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Cascade83 augmented sh2
PPAC2007
Doz./A T/A Lgth Dia HC TF FL1355 5.3 7.1 1.8 4.4 5.0 G-VG
white
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Optimum83 augmented sh2
PPAC2007
Doz./A T/A Lgth Dia HC TF FL1517 6.2 7.2 1.9 4.4 5.0 VG-E
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Optimum R.83 augmented sh2
PPAC2007
Doz./A T/A Lgth Dia HC TF FL1565 6.7 7.3 1.9 4.2 4.9 VG
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BSS 098284 sh2
Doz./A T/A Lgth Dia HC TF FL1500 6.4 7.9 1.8 2.9 4.1 G-E,ST-T
PPAC2007
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Surpass85 augmented sh2
Doz./A T/A Lgth Dia HC TF FL1484 6.2 7.4 1.8 5.0 4.3 VG
PPAC2007
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GSB 228186 augmented sh2
Doz./A T/A Lgth Dia HC TF FL1581 7.9 7.6 1.9 3.1 4.9 G,ST-T
PPAC2007
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Garrison88 sh2
Doz./A T/A Lgth Dia HC TF FL1646 8.2 7.8 1.9 3.7 4.1 M/T-VT
PPAC2007
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Holiday90 augmented sh2
Doz./A T/A Lgth Dia HC TF FL1404 7.1 8.0 2.0 4.0 4.3 G-E
PPAC2007
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Tasting Trial seeded June 26 - July 10Harvested Sept. 11Evaluated at twilight meeting
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Taste Evaluation Results
171.33.6Kristine
261.13.8Ambrosia
221.23.8Holiday
161.03.8BSS 0983
190.93.8Cascade
110.84.2GSB 274A
250.84.4OptimumNStd. Dev.MeanCultivar
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Taste Evaluation Results, cont.
161.32.0GSB 2281130.92.7BC 0808201.12.7Navajo151.13.2BC 0805261.13.4Revelation191.13.4GSB 2171160.93.6Montauk181.13.6PolkaNStd. Dev.MeanCultivar
Liz Maynard, Ph.D.NW Commercial Horticulture ProgramPurdue University, Westville, IN [email protected]/fruitveg
With thanks to:Jon Leuck, Mark O’Neal, Dave Eichelberger at PPAC;Natalia DeFrank, James Sheets, Rick Shay, Bob rhodaNWCH; Master Gardenera, Seed Companies
CrookhamHarris Moran
SyngentaStokes