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CZH15009

CZH15009 is an early-maturing, white-grain maize hybrid with good yield, even under low N stress. It also has good resistance to TLB, GLS, and rust.    General Information
  Adaptation/Agroecological zone 600-1500 masl
  Region Southern Africa
  Type of product Three-way cross hybrid
      Year first announced 2017
Grain Yield      
Grain yield (OPT) 9.5 t/ha   Grain Characteristics
Grain yield (HD) 9.2 t/ha   Grain color White
Grain yield  (RS) 5.7 t/ha   Grain texture Semi dent
Grain yield under low N stress 4.4 t/ha      
Grain yield under striga conditions 3.2 t/ha   Biotic Stress Performance
      Turcicum leaf blight (TLB) (1-9) 3.7
Agronomic Characteristics   Grey leaf spot (GLS) (1-9) 2.7
Maturity 106 DAP   Common rust (1-9) 2.9
Plant height 222.5 cm   MLN Score (art. inoc.) (1-9) 5.4
Ear height 110.2 cm   Grain weight loss (MW) 0.4%
Bad husk cover 10.1%   Grain weight loss (LGB) 16.8%
Root lodging 2.3%   Ear rots 4.6%
Stalk lodging 8.7%   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.
Anthesis-silking interval 2.7 Days  
Ear aspect (1-5) 2.5      
Plant aspect (1-5) 2.3   Seed Production Characteristics
Plant and ear aspects are scored on 1-5 scale, where 1 = desirable and 5 = undesirable characteristics   Nicking 0 Days
     
      Comments
Further Links   Product information is based on data from various trials conducted by CIMMYT in eastern Africa in 2016.

Abbreviations:
art. inoc. = artificial inoculation
DAP =  Days after planting
GLS = Grey leaf spot
HD = High density (80,000 plants per ha)
LGB = Large grain borer
Low N = Managed low nitrogen
masl = meters above sea level
MD = Managed Drought
MLN = Maize Lethal Necrosis
MSV = Maize Streak Virus
MW = Maize weevil
NUE = Nitrogen-use efficient
OPT = Optimum management
RS = Random stress
TLB = Turcicum leaf blight
Full Announcement  
Trial Data Summary  
Regional Trial Site Information  
     
     
     
     
     
     
     
     
Patent Information:

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Tags
Product Type > Three-way cross hybrid
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-dent
Maturity Group > Early maturing
Region > Southern Africa
Seed producibility traits > Good nicking
Year announced > 2017
Adaptation > Lowlands
For Information, Contact:
Nicholas Davis
Program Manager
CIMMYT
n.davis@cgiar.org

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