| CAH217 is an intermediate-maturing maize hybrid bred for the tropical lowlands of South Asia. This high-yielding, yellow-kernel maize hybrid performs well under drought conditions, and has tolerance to TLB, FSR, and ear rots. |
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General Information |
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Target Region |
South Asia |
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Adaptation/Agroecological zone |
Tropical Lowland |
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Type of product |
Single-cross hybrid |
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Year first announced |
2024 |
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Kernel Characteristics |
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Kernel color |
Yellow |
| Grain Yield |
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Kernel texture |
Semi-dent |
| Grain yield under opt. |
8.34 t/ha |
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| Grain yield on-farm |
5.43 ± 2.9 t/ha |
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Biotic Stress Performance |
| Grain yield under DT |
3.79 t/ha |
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Fusarium stalk rot (FSR) (AI) (1-9)* |
5.6 |
| Grain yield under RS |
5.38 t/ha |
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Turcicum leaf blight (TLB) (AI) (1-9)* |
4.1 |
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Ear rots (1-9)* |
4.1 |
| Agronomic Characteristics |
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*Diseases are scored on a 1-9 scale, where 1 = Highly resistant; 5 = Tolerant; 9 = Highly susceptible. |
| Maturity group |
Medium |
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| 50% anthesis |
56 days |
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| 869 GDD |
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Seed Production Characteristics |
| Anthesis-silking interval |
2.0 days |
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Female parent yield |
4.67 t/ha |
| Ear height |
123 cm |
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Male parent yield |
3.95 t/ha |
| Plant height |
243 cm |
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Nicking |
3 days |
| Ears per plant |
0.96 |
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| Ear aspect (1-5)* |
1.5 |
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Comments |
| Plant aspect (1-5)* |
2.0 |
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Product information is based on data from the CIMMYT South Asia 2021/22 Stage 4 and 2022/23 Stage 5 Trials (see "Further Links" section). Actual performance will vary depending on a number of agronomic and environmental factors.
Abbreviations:
AI = artificial infestation/inoculation
DT = Managed drought trial
FSR = Fusarium stalk rot
GDD = growing degree-days (°C)
Opt = optimal environment
RS = random stress trial
TLB = Turcicum Leaf Blight |
| *Plant and ear aspects are scored on 1-5 scale, where 1 = desirable and 5 = undesirable characteristics |
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| Further Links |
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Full Product Announcement
(including trial results summary and site information) |
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