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. |
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General Information |
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Adaptation/Agroecological zone |
600-1500 masl |
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Region |
Southern Africa |
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Type of product |
Three-way Cross |
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Year first announced |
2018 |
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Grain Yield |
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Grain Characteristics |
Grain yield (WUMA) |
6.4 t/ha |
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Grain color |
White |
Grain yield (WLMA) |
6.2 t/ha |
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Grain texture |
Semi-dent |
Grain yield (DMA) |
5.4 t/ha |
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Grain yield (DLL) |
3.3 t/ha |
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Biotic Stress Performance |
Grain yield (WLL) |
5.0 t/ha |
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Turcicum leaf blight (TLB) (1-9) |
1.4 |
Grain yield under low N stress |
2.9 t/ha |
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Rust (1-9) |
2.4 |
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Maize streak virus (MSV) (1-9) |
1.6 |
Agronomic Characteristics |
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Grey leaf spot (GLS) (1-9) |
3.2 |
Maturity |
128 DAP |
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Ear rot |
7.1% |
Anthesis-silking interval |
1.3 Days |
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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% |
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Ear aspect |
2.8 |
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Ear height |
114 cm |
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Seed Production Characteristics |
Plant height |
231 cm |
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Female seed yield |
6.2 t/ha |
Root lodging |
4.0% |
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Male seed yield |
1.8 t/ha |
Stalk lodging |
0.4% |
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Nicking |
-2.0 Days |
Plant and ear aspects are scored on 1-5 scale, where 1 = desirable and 5 = undesirable characteristics |
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Comments |
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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 |
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Full Announcement |
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Regional Trial Data Summary |
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Regional Trial Site Information |
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