CIMMYT's southern Africa product profile 2 (SA-PP2) primarily focuses on developing high-yielding, extra-early to early-maturing maize hybrids with white grain that are drought tolerant and NUE, with resistance to GLS, MSV, and TLB, suitable for food use in tropical, rainfed, dry/wet mid-altitude and lowland ecologies in southern Africa and similar agroecologies. |
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General Information |
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Adaptation/Agroecological zone |
<1800 masl |
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Target region |
Southern Africa |
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Type of product |
Three-way cross hybrid |
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Year first announced |
2021 |
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Grain Characteristics |
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Grain color |
White |
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Grain texture |
Semi dent |
Grain Yield |
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Grain yield under optimum conditions |
7.95 t/ha |
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Biotic Stress Performance |
Grain yield under managed drought |
2.88 t/ha |
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Turcicum leaf blight (TLB) (1-9) |
4.2 |
Grain yield under low nitrogen |
1.96 t/ha |
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Grey leaf spot (GLS) (1-9) |
3.2 |
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Maize Streak Virus (MSV)(1-9) |
1.5 |
Agronomic Characteristics |
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Ear rots |
7.6% |
Maturity |
120 DAP |
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Diseases are scored on a 1-9 scale, where 1 = Highly resistant; 5 = Tolerant; 9 = Highly susceptible. |
Plant height |
241.0 cm |
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Ear height |
112.8 cm |
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Ears per plant |
1.0 |
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Seed Production Characteristics |
Bad husk cover |
8.4% |
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Single-cross female parent yield |
10.47 t/ha |
Anthesis-silking interval |
1.2 Days |
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Male parent yield |
2.85 t/ha |
Ear aspect (1-5) |
2.6 |
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Nicking |
4 days |
Ear aspect is 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 various trials conducted by CIMMYT in southern Africa in 2019.
Abbreviations:
DAP = days after planting
GLS = Grey Leaf Spot
MSV= Maize Streak Virus
NUE = Nitrogen Use Efficient
masl = meters above sea level
TLB = Turcicum Leaf Blight |
Further Links |
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Full Announcement |
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Trial Data Summary |
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