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CZH15447

CZH15447 has good adaptation to multiple southern African mega-environments, with tolerance to drought and low N stress as well as good resistance to GLS, TLB, rust, and MSV.   General Information
  Adaptation/Agroecological zone 600-1500 masl
  Region Southern Africa
  Type of product Three-way Cross
  Year first announced 2018
         
Grain Yield   Grain Characteristics
Grain yield (WUMA) 6.4 t/ha   Grain color White
Grain yield (WLMA) 6.2 t/ha   Grain texture Semi-dent
Grain yield (DMA) 5.4 t/ha      
Grain yield (DLL) 3.3 t/ha   Biotic Stress Performance
Grain yield (WLL) 5.0 t/ha   Turcicum leaf blight (TLB)  (1-9) 1.4
Grain yield under low N stress 2.9 t/ha   Rust (1-9) 2.4
      Maize streak virus (MSV) (1-9) 1.6
Agronomic Characteristics   Grey leaf spot (GLS)  (1-9) 3.2
Maturity 128 DAP   Ear rot 7.1%
Anthesis-silking interval  1.3 Days   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.
Bad husk cover  2.2%  
Ear aspect 2.8      
Ear height  114 cm   Seed Production Characteristics
Plant height  231 cm   Female seed yield  6.2 t/ha
Root lodging  4.0%   Male seed yield  1.8 t/ha
Stalk lodging  0.4%   Nicking -2.0 Days
Plant and ear aspects are scored on 1-5 scale, where 1 = desirable and 5 = undesirable characteristics      
  Comments
      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
Low N = Managed Low Nitrogen
Maize streak virus
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
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 > 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 > Early maturing
Region > Southern Africa
Year announced > 2018
Adaptation > Lowlands
For Information, Contact:
Nicholas Davis
Program Manager
CIMMYT
n.davis@cgiar.org

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