| JH1104 is an intermediate-maturing, high-yielding, white maize hybrid with drought tolerance, and resistance to GLS, TLB, ear rots, and MSV. |
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General Information |
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Target region |
Eastern Africa |
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Adaptation/Agroecological zone |
700-1400 masl |
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Type of product |
Three-way cross hybrid |
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Year first announced |
2011 |
| Grain Yield (t/ha) |
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| Grain yield (OPT) |
6.8 t/ha |
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Kernel Characteristics |
| Grain yield (RS) |
4.1 t/ha |
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Kernel color |
White |
| Grain yield under low N stress |
4.2 t/ha |
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Kernel texture |
Semi-dent |
| Grain yield under managed drought |
3.2 t/ha |
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| Grain yield under HD |
7.5 t/ha |
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Biotic Stress Performance |
| Grain yield under FAW stress (AI) |
6.5 t/ha |
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MLN (AI) (1-9) |
7.8 |
| Grain yield under striga stress |
3.7 t/ha |
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Grey leaf spot (GLS) (1-9) |
1.8 |
| Grain yield under MLN stress (AI) |
0.0 t/ha |
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Turcicum leaf blight (TLB) (1-9) |
4.2 |
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FAW foliar damange (AI) (1-9) |
4.1 |
| Agronomic Characteristics |
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FAW ear damage (AI) (1-9) |
2.6 |
| 50% anthesis |
65 days |
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Ear rots |
4.0% |
| Anthesis-silking interval |
0.5 days |
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Diseases are scored on a 1-9 scale, where 1 = Highly resistant; 5 = Tolerant; 9 = Highly susceptible. |
| Ear height |
92 cm |
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| Plant height |
206 cm |
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| Ear position (ratio) |
0.5 |
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Seed Production Characteristics |
| Ears per plant |
1.1 |
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SC female parent yield |
7.0 t/ha |
| Bad husk cover |
8.8% |
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Male parent yield |
2.6 t/ha |
| Plant aspect* |
2.4 |
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Nicking |
-2 days |
| Root lodging |
5.8% |
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| Stalk lodging |
14.0% |
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Comments |
| *Plant and ear aspects are scored on 1-5 scale, where 1 = desirable and 5 = undesirable characteristics |
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Product information is based on data from CIMMYT's East Africa 2019 Regional On-station and 2020 Regional On-farm Trials. Actual performance will vary depending on a number of agronomic and environmental factors.
Abbreviations:
AI = artificial infestation/inoculation
FAW = Fall Armyworm (spodoptera frugiperda)
GLS = Grey Leaf Spot
HD = High density (80,000 plants per ha)
Low N = managed low nitrogen
masl = meters above sea level
MLN = maize lethal necrosis
MSV = maize streak virus
nat. = natural infestation
NUE = Nitrogen-use efficient
OPT = optimum conditions
RS = random stress
SC = single-cross
TLB = Turcicum Leaf Blight |
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| Further Links |
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| Trial data summary |
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