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2015 Corn Inbred Lines Release CO455

Derivation: A82-8 × CO388
BSSS, B73

Inbred Characteristics
Characteristic Detail
Parent (Seed or Male) Both
Emergence 2a
Early seedling vigour 1a
Plant height 165 cm
Number of leaves 12
Leaf angle Semi-erect
Ear height 55-60 cm
Days to mid pollen 65b
Days to mid silk 66b
Ear type Cylindrical
Ear length 16-18 cm
Ear diameter 4-5 cm
Cob colour (anthocyanin) Red
Kernel rows 14
Kernel shape Wedge
Kernel type Dent
Kernel colour Yellow
Husk cover from ear tip 6-9 cm
a Scale: 1 = Excellent, 5 = Poor
b Days from planting
CO455 tassel CO455 silk CO455 cob
CO455 ear
Pest Resistance Ratings
Term Detail
Gibberella ear rot S
Smut I
Fusarium stalk rot I
Northern leaf blight S
Eyespot I
Rust I
I = Intermediate
S = Susceptible
Production Information
Term Detail
Seed parent yield 95 g
Silk emergence 1a
Tassel extension 1a
Pollen shed 2a
a Scale: 1 = Excellent, 5 = Poor

Corn yield data table for C0455

Year City CHU FAO GDD Hybrid Moisture % Bu/Ac Yield/Moisture
  • AB: Alberta
  • MB: Manitoba
  • ON: Ontario
  • QC: Quebec
  • -- : no data
  • Bu/Ac: Bushels per acre
  • CHU: Corn heat units
  • CV: Coefficient of variation
  • FAO: Food and Agriculture Organization
  • GDD: Growing degree days
  • REPS: Replicates

Further technical information

Dr. Lana Reid
Corn Breeding and Pathology
Ottawa Research and Development Centre
Central Experimental Farm
Ottawa, Ontario, K1A OC6

Phone: (613) 759-1619
Fax: (613) 952-9295
E-Mail: Lana.Reid@canada.ca

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