SKU #32663
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P8556
Corn
CortevaUser rating
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Ripening
120-140 days
Hybrid Type
Simple Hybrid
Kernel Type
Dent
Use Direction
Grain
Prices in stores
from0.8 €per 1000 pcs
6 offers from 6 stores
About product
A high-tech mid-ripening hybrid with strong resistance to smut and excellent moisture release for grain production.
Ripening
120-140 days
Hybrid Type
Simple Hybrid
Kernel Type
Dent
Use Direction
Grain
Description
Technological potential of the P8556 hybrid
Corteva's breeding program for the grain corn segment is aimed at maximizing potential in temperate climates. P8556 is a simple hybrid with dent grain type, demonstrating stable yield results when maintaining a seeding density of 65,000 to 75,000 plants per hectare. A vegetation period of 120–140 days classifies it as a mid-ripening hybrid, allowing for flexible harvest campaign planning.
Phytosanitary resistance and crop protection
A key engineering decision in this hybrid is integrated genetic resistance to critical pathogens. Agronomists face severe losses due to fungal diseases, so the selection of P8556 focused on the following vectors:
- Resistance to smut infections: The hybrid shows high resistance to common and loose smut, preventing ear deformity and significant loss in thousand-kernel weight.
- Resistance to stalk diseases: Resistance to stalk smut ensures the plant's structural integrity until harvest, reducing lodging risks and losses during combining.
Agronomic seeding recommendations
To achieve target productivity metrics, strictly maintaining the standing density is essential. The 65,000–75,000 plants/ha range is not arbitrary: it allows the plant to optimally utilize photosynthetic area and soil resources. The dent grain type facilitates rapid moisture release, which minimizes post-harvest handling costs at grain facilities.
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Disease resistance
Specifications hover over for a hint about the specification
| Ripening | 120-140 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. |
65-70 thousand pcs/ha, 70-75 thousand pcs/ha |
| Catalog | Catalog → Corn |
| Manufacturer | Corteva |
| Country | USA |
Store offers · 6 from 6 stores
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