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CKH153056

CKH153056 is an intermediate-maturing, high-yielding, white maize hybrid with drought tolerance, nitrogen-use efficiency, and resistance to TLB and ear rots.   General Information
  Target region Eastern Africa
  Adaptation/Agroecological zone 600-1500 masl
  Type of product Three-way cross hybrid
  Year first announced 2018
         
Grain Yield   Kernel Characteristics
Grain yield (OPT) 7.5 t/ha   Kernel color White
Grain yield (HD) 8.6 t/ha      
Grain yield under low N stress 3.7 t/ha   Biotic Stress Performance
Grain yield under managed drought 1.6 t/ha   MLN (AI)* 6.0
Grain yield under MLN stress (AI) 1.5 t/ha   Turcicum leaf blight (TLB)  (1-9)* 2.4
      Common rust (P. sorg) (1-9)* 2.6
Agronomic Characteristics   Ear rots 8.9%
Maturity group Intermediate   LGB (grain weight loss) 10.8%
50% anthesis 76 DAP   MW (grain weight loss) 4.1%
Anthesis-silking interval  0.7   Diseases are scored on a 1-9 scale, where 1 = Highly resistant; 5 = Tolerant; 9 = Highly susceptible.
Ear height  128 cm  
Plant height  233 cm      
Ear position (ratio) 0.56   Seed Production Characteristics
Ears per plant 1.1   Nicking -6 days
Bad husk cover 8.0%      
Ear aspect (1-5)* 2.5   Comments
Root lodging 5.8%   Product information is based on data from East Africa 2017 Regional Trial (IHYB17-Set I). Actual performance will vary depending on a number of agronomic and environmental factors.

Abbreviations:
AI = artificial infestation/inoculation
DAP = Days after planting
FAW = fall armyworm
GLS = Grey Leaf Spot
HD = high density (80,000 plants per ha)
LGB = Larger Grain Borer
Low N = managed low nitrogen
masl = meters above sea level
MLN = maize lethal necrosis
MSV = maize streak virus
MW = Maize Weevil
nat. = natural infestation
NUE = Nitrogen-use efficient
RS = random stress
SC = single-cross
TLB = Turcicum Leaf Blight (
E. turcicum)
Stalk lodging 6.4%  
Plant and ear aspects are scored on 1-5 scale, where 1 = desirable and 5 = undesirable characteristics  
 
     
Further Links  
Full Product Announcement
(including trial results summary and site 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 > Turcicum leaf blight (TLB)
Grain Color > White grain
Maturity Group > Intermediate maturing
Region > Southern Africa
Year announced > 2018
For Information, Contact:
Nicholas Davis
Program Manager
CIMMYT
n.davis@cgiar.org

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