SKU #32669
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R8660 / P8660
Corn
CortevaUser rating
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FAO
90–1240
Ripening
120-140 days
Hybrid Type
Simple Hybrid
Kernel Type
Dent
About product
A versatile hybrid with high starch content and robust immunity against primary field diseases.
FAO
90–1240
Ripening
120-140 days
Hybrid Type
Simple Hybrid
Kernel Type
Dent
Description
Stable Yields in Any Conditions: P8660 / П8660 Corn
For farmers aiming for consistency in both grain and silage production, selecting Corteva seed is an investment in reliability. P8660 is a mid-season hybrid that demonstrates exceptional adaptability to fluctuating climatic conditions.
Key Benefits and Resistance
The core value of this hybrid lies in its genetic protection. In intensive farming where pathogens can destroy up to a third of the crop, P8660 confidently resists key threats:
- Helminthosporium: high tolerance keeps the leaf surface healthy until harvest.
- Common Smut: minimizes the risk of quality loss in the ears.
- European Corn Borer: a sturdy stem structure and genetic resistance reduce dependency on chemical treatments.
Agrotechnological Indicators
The hybrid is a simple cross with dent-type grain, ensuring high specific weight and excellent starch content (at 72%). The maturity cycle ranges from 120 to 140 days, making it an optimal solution for regions with moderate to warm summers.
Planting Density Recommendations
The hybrid's flexibility allows for adjusting seeding density based on the moisture availability of your specific field:
- Under moisture stress: 50,000–55,000 plants/ha.
- Optimal conditions: 60,000–65,000 plants/ha.
- High-input systems and irrigation: up to 70,000 plants/ha.
By choosing P8660, you gain a reliable workhorse capable of converting soil nutrients into high grain yields or high-quality silage, while minimizing risks of lodging and disease.
Crop & resistance
Disease resistance
Pest 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 | 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. |
50-55 thousand pcs/ha, 55-60 thousand pcs/ha, 60-65 thousand pcs/ha, 65-70 thousand pcs/ha |
| Starch content, % | 72 |
| Catalog | Catalog → Corn |
| Manufacturer | Corteva |
| Country | USA |
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