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CZH15268

CZH15268 is a high-yielding, late-maturing maize hybrid with white grain that is nitrogen-use efficient, with resistance to GLS, TLB, ear rots, rust, and MSV, suitable for food use in tropical, rainfed, dry/wet mid- and upper-altitudes in southern Africa and similar agroecologies.    General Information
  Adaptation/Agroecological zone 1000 - 2000 masl
  Region Southern Africa
  Type of product Three-way Cross
  Year first announced 2018
     
  Grain Characteristics
  Grain color White
      Grain texture Semi-dent
Grain Yield      
Grain yield (HL) 9.5t/ha   Biotic Stress Performance
Grain yield (WLMA) 8.6t/ha   Turcicum leaf blight (TLB) (1-9) (WLMA) 2.0
Grain yield (DMA) 7.8t/ha   Rust (1-9) (WLMA) 2.4
Grain yield (WUMA) 7.3t/ha   Maize streak virus (MSV) (1-9) (WUMA) 1.8
Grain yield (DLL) 5.5 t/ha   Grey leaf spot (GLS) (1-9) (WLMA) 2.6
Grain yield under low N stress 3.1t/ha   Ear rot (WLMA)  5.8%
      Diseases were originally scored on a 1-5 scale but have been converted here to a 1-9 scale, where 1 = Highly resistant; 5 = Tolerant; 9 = Highly susceptible.
Agronomic Characteristics (WLMA)  
Maturity 138 DAP      
Anthesis-silking interval 1.5 days   Seed Production Characteristics
Bad husk cover 4.3%   Female seed yield  7.92 t/ha
Ears per plant 1.2   Male seed yield  1.43 t/ha
Ear height 117cm   Nicking -3 Days
Plant height 254cm      
Root lodging 13.1%   Comments
Stalk lodging 10.5%   Product information is based on data from the CIMMYT Southern Africa Maize Regional On-Station 2018 Trials.

Abbreviations:
DAP = Days After Planting
DLL = Dry Lowlands
DMA = Dry Mid-Altitudes
GLS = Grey Leaf Spot
HL = Highland
Low N = Managed Low Nitrogen
masl = meters above sea level
MSV = maize streak virus
NUE = Nitrogen Use Efficient
TLB = Turcicum Leaf Blight
WLL = Wet Lowlands
WLMA = Wet Lower Mid-Altitudes
WUMA = Wet Upper Mid-Altitudes
Ear aspect (1-5)  2.7  
Plant and ear aspects are scored on 1-5 scale, where 1 = desirable and 5 = undesirable characteristics  
 
     
Further Links  
Full Announcement  
Regional Trial Data Summary  
Regional Trial Site Information  
     
     
     
Patent Information:

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Tags
Product Type > Three-way cross hybrid
Abiotic Stress Tolerance > Drought tolerant
Abiotic Stress Tolerance > Nitrogen-use efficient (NUE)
Adaptation > Highlands
Adaptation > Mid-altitudes
Biotic Stress Tolerance > Ear rots
Biotic Stress Tolerance > Grey leaf spot (GLS)
Biotic Stress Tolerance > Maize streak virus (MSV)
Biotic Stress Tolerance > Rust
Biotic Stress Tolerance > Turcicum leaf blight (TLB)
Grain Color > White grain
Grain Texture > Semi-dent
Maturity Group > Late maturing
Region > Southern Africa
Year announced > 2018
For Information, Contact:
Nicholas Davis
Program Manager
CIMMYT
n.davis@cgiar.org

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