P9975
Corn
CortevaUser rating
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Description
P9975 has an FAO index of 400 and is primarily used for grain and ethanol production. The hybrid features excellent water use efficiency and high drought tolerance, making it a reliable choice under water-limited conditions. It performs well in monoculture and minimal tillage systems, but is not recommended for late harvest. Optimal planting dates are crucial for maximum productivity, while early and late plantings are not advised.
For successful cultivation of hybrid P9975, it is recommended to follow recommended planting densities: 60-65 thousand plants per hectare under adequate moisture, and 55-60 thousand under limited moisture. It is also important to apply post-emergence herbicides strictly according to crop development stages. Additional seed treatment helps protect plants from diseases typical of maize monoculture, contributing to stable and high yields.
Crop & resistance
Disease resistance
Specifications hover over for a hint about the specification
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FAO
FAO
Corn hybrids are classified by maturity groups and by the FAO number. All corn hybrids are distributed according to the FAO scale. Under Central European conditions, a difference of 10 FAO units between hybrids results in a 1-2 day difference in their maturity. The higher the FAO... |
90–1240 |
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| Ripening | 160-180 days |
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Kernel Type
Kernel Type
Dent corn (Zea mays indentata) — Large, elongated, flat kernels. The endosperm is horny on the sides of the kernel, mealy in the center and at the top. A depression forms at the top of the kernel upon ripening. Dent corn is the most widely cultivated group among others. Plants ty... |
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Use Direction
Use Direction
Dual-purpose hybrids: for silage and grain in all growing regions. These are "stay-green" type hybrids, meaning the plants remain green for a longer period. However, this does not affect the sugar, cellulose, and hemicellulose content, nor the degree of lignification of the plant... |
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Recommended Density
Recommended Density
Optimal productivity is achieved at a planting density of 4000-5500 plants/ha. Possible planting scheme: 300-500x40-80 cm. |
55-60 thousand pcs/ha, 60-65 thousand pcs/ha |
| Catalog | Catalog → Corn |
| Manufacturer | Corteva |
| Country | USA |
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