CZH15599 is an early-maturing hybrid with good yield potential across multiple  agro-ecologies common in southern Africa, even under low-N stress.   General Information
  Adaptation/Agroecological zone 600-1500 masl
  Region Southern Africa
  Type of product Three-way Cross
      Year first announced 2018
Grain Yield      
Grain yield (WUMA) 6.8 t/ha   Grain Characteristics
Grain yield (WLMA) 7.9 t/ha   Grain color White
Grain yield (DMA) 6.9 t/ha   Grain texture Semi-flint
Grain yield (WLL) 5.5 t/ha      
Grain yield (DLL) 3.6 t/ha   Biotic Stress Performance
Grain yield under low N stress 3.5 t/ha   Turcicum leaf blight (TLB)  (1-9) 1.8
      Rust (1-9) 2.4
Agronomic Characteristics   Maize streak virus (MSV) (1-9) 1.4
Maturity 138 DAP   Grey leaf spot (GLS)  (1-9) 2.6
Anthesis-silking interval  0.7 Days   Ear rot 11.5%
Bad husk cover  2.0%   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.
Ear height  129 cm  
Plant height  242 cm      
Root lodging  4.5%   Seed Production Characteristics
Stalk lodging  0.7%   Female seed yield  9.2 t/ha
Plant and ear aspects are scored on 1-5 scale, where 1 = desirable and 5 = undesirable characteristics   Male seed yield  1.9 t/ha
  Nicking 1.5 Days
Further Links   Comments
Full Announcement   Product information is based on data from the CIMMYT Southern Africa Maize Regional On-Station 2018 Trials.

DAP = Days After Planting
DLL = Dry Lowlands
DMA = Dry Mid-Altitudes
GLS = Grey Leaf Spot
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
Regional Trial Data Summary  
Regional Trial Site Information  
Patent Information:

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Region > Southern Africa
Year announced > 2018
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 > Turcicum leaf blight (TLB)
Abiotic Stress Tolerance > Nitrogen-use efficient (NUE)
Biotic Stress Tolerance > Rust
Maturity Group > Early maturing
Abiotic Stress Tolerance > Drought tolerant
Product Type > Three-way cross hybrid
Grain Color > White grain
Grain Texture > Semi-flint
Adaptation > Lowlands
For Information, Contact:
Nicholas Davis
Program Manager

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