2012 Corn Inbred Lines Release CO448

Derivation: CO273×CO431
CO273=Pioneer 3990
CO431=Fusarium Resistant Synthetic (Iodent)

Inbred Characteristics
Characteristic Detail
Parent (seed or male) Both
Emergence 1a
Early seedling vigour 1a
Plant height 140 cm
Number of leaves 11-12
Leaf angle Horizontal
Ear height 30-35 cm
Days to mid pollen 70b
Days to mid silk 70b
Ear type Conical/Cylindrical
Ear length 12 cm
Ear diameter 4 cm
Cob colour (anthocyanin) Red
Kernel rows 16
Kernel shape Wedge
Kernel type Dent
Kernel colour Yellow - Orange
Husk cover from ear tip 7-8 cm
a Scale: 1 = Excellent, 5 = Poor
b Days from planting
CO448 tassel CO448 silk CO448 cob
CO448 ear
Pest Resistance Ratings
Term Detail
Gibberella ear rot I
Smut MR
Fusarium stalk rot I
Northern leaf blight S
Eyespot S
Rust S
Anthracnose Stalk Rot I
MR = Moderately Resistant
I = Intermediate
S = Susceptible
Production Information
Term Detail
Seed parent yield 73 -75 g
Silk emergence 1a
Tassel extension 1a
Pollen shed 1a
a Scale: 1 = Excellent, 5 = Poor
 

Corn yield data table for C0448

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
Date modified: