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CZH15188

CZH15188 is an early-maturing, white, high-yielding, drought-tolerant maize hybrid that is NUE and resistant to rust, GLS, and TLB, and bred for food use in tropical, rainfed, dry/wet mid-altitude and lowland ecologies in southern Africa and similar agroecologies.   General Information
  Target region Southern Africa
  Adaptation/Agroecological zone < 1800 masl
  Type of product Three-way cross hybrid
  Year first announced 2016
     
      Grain Characteristics
Grain Yield   Grain color White
Grain yield under opt (ME-A) 7.60 t/ha   Grain texture Semi-flint
Grain yield under HD 10.69 t/ha      
Grain yield under random stress (ME-C) 3.92 t/ha   Biotic Stress Performance
Grain yield under low N stress 3.13 t/ha   Grey leaf spot (GLS) (1-9)* 3.2
      Common rust (P. sorg) (1-9)* 3.2
Agronomic Characteristics   Turcicum leaf blight (TLB) (1-9)* 2.6
Maturity Late   *Diseases are scored on a 1-9 scale, where 1 = Highly resistant; 5 = Tolerant; 9 = Highly susceptible.
Days to 50% anthesis 64.0 days  
Anthesis-silking interval 1.4 days      
Plant height 238.3 cm   Comments
Ear height 118.3 cm   Product information is based on data from CIMMYT southern Africa 2016 regional trial (WEHYB16). Actual performance will vary depending on a number of agronomic and environmental factors.

Abbreviations:
GLS = Grey Leaf Spot
HD = high density (80,000 plants per ha)
low N = low soil nitrogen
low P = low soil phosphorus
low pH = low soil pH (acidic soil)
masl = meters above sea level
ME-A = Maize mega-environment A (wet upper mid-altitudes)
ME-B = Maize mega-environment B (wet lower mid-altitudes)
ME-C = Maize mega-environment C (dry mid-altitudes)
ME-D = Maize mega-environment D (wet lowlands)
MSV = Maize Streak Virus
NUE = Nitrogen Use Efficient
opt = optimum management conditions
TLB = Turcicum Leaf Blight
Ear position (ratio) 0.51  
Lodging 7.9%  
     
Further Links  
1. Full Announcement & trial data summary  
 
2. Maize Mega-Environments (map)  
 
     
     
     
     
     
     
     
     
     
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Tags
Product Type > Three-way cross hybrid
Abiotic Stress Tolerance > Drought tolerant
Abiotic Stress Tolerance > Nitrogen-use efficient (NUE)
Adaptation > Mid-altitudes
Biotic Stress Tolerance > Grey leaf spot (GLS)
Biotic Stress Tolerance > Rust
Biotic Stress Tolerance > Turcicum leaf blight (TLB)
Grain Color > White grain
Grain Texture > Semi-flint
Maturity Group > Early maturing
Region > Southern Africa
Year announced > 2016
Adaptation > Lowlands
For Information, Contact:
Nicholas Davis
Program Manager
CIMMYT
n.davis@cgiar.org

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