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CZH15163
Case ID:
CZH15163
Web Published:
12/21/2022
CZH15163
is a late-maturing, white-grain, high-yielding, drought-tolerant maize hybrid that is resistant to rust and TLB, and bred for food use in tropical, rainfed, dry/wet mid-altitude and transition ecologies in southern Africa and similar agroecologies.
General Information
Target region Southern Africa Adaptation/Agroecological zone 400-1800 masl Type of product Three-way cross hybrid Year first announced 2016
Grain Characteristics
Grain Yield
Grain color White Grain yield under HD 11.52 t/ha Grain yield under opt (ME-A) 8.29 t/ha
Biotic Stress Performance
Grain yield under random stress (ME-C) 3.8 t/ha Grey leaf spot (GLS) (1-9)* 5.8 Grain yield under low N stress 1.71 t/ha Common rust (
P. sorg
) (1-9)* 2.2 Turcicum leaf blight (TLB) (1-9)* 1.4
Agronomic Characteristics
*Diseases are scored on a 1-9 scale, where 1 = Highly resistant; 5 = Tolerant; 9 = Highly susceptible.
Maturity Late Days to 50% anthesis 73.7 days Anthesis-silking interval -0.6 days
Comments
Plant height 261.5 cm Product information is based on data from CIMMYT southern Africa 2016 regional trial (WLYB16). 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 height 145.8 cm Ear position (ratio) 0.59 Lodging 5.3%
Further Links
1. Full Announcement & trial data summary
2. Maize Mega-Environments (map)
Patent Information:
Title
App Type
Country
Serial No.
Patent No.
File Date
Issued Date
Expire Date
Direct Link:
https://canberra-ip.technologypublisher.com/tech/CZH15163
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For Information, Contact:
Nicholas Davis
Program Manager
CIMMYT
n.davis@cgiar.org