| CIMMYT's Latin America product pipeline Tropical Lowland (LatAm-PP1A) focuses on developing intermediate-maturing, white-grain, high-yielding maize hybrids that are drought tolerant, resistant to TSC, MLB and ear rots, and are suitable for food use in tropical rainfed dry/wet low-altitude areas in Latin America. |
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General Information |
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Region |
Latin America |
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Adaptation/Agroecological zone |
0 - 1200m above sea level |
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Type of product |
Three-way cross hybrid |
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Year first announced |
2022 |
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Grain Characteristics |
| Grain yield |
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Grain color |
White |
| Grain yield under optimum conditions |
8.1 t/ha |
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Grain texture |
Semi-dent |
| Grain yield under rainfed conditions |
5.4 t/ha |
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| Grain yield on-farm |
6.9 t/ha |
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Biotic Stress Performance |
| Grain yield under drought stress |
5.0 t/ha |
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Maydis leaf blight (MLB) (1-9) |
3.8 |
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Tar Spot Complex (TSC) (1-9) |
4.0 |
| Agronomic Characteristics |
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Diseases are scored on 1-9 scale, where 1 = Highly resistant; 5 = Tolerant; 9 = Highly susceptible |
| 50% anthesis |
57 DAP |
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| Plant height |
256 cm |
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| Ear height |
142 cm |
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Seed Production Characteristics |
| Ear position (ratio) |
0.55 |
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SC female seed yield |
5.8 t/ha |
| Ears per plant |
1.0 |
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Male seed yield |
3.4 t/ha |
| Ear aspect |
2.4 |
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Nicking |
0 days |
| Bad husk cover |
2.4% |
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| Ear rot |
6.3% |
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Comments |
| Root lodging |
3.5% |
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Product information is based on data from the 2020 CIMMYT LatAm Stage 4 Regional Trials and 2021 Stage 5 trials. Actual performance will vary depending on a number of agronomic and environmental factors.
Abbreviations:
DAP = days after planting
MLB = Maydis leaf blight
SC = Single-cross
TSC = Tar spot complex |
| Stalk lodging |
3.1% |
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| Anther-silking interval |
0.5 days |
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| Further Links |
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| Full announcement & trial data |
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