ВНІС·Cereals
Rapira
Rapira — an early-maturing single-cross maize hybrid, FAO 180, from VNIS for grain and silage, with flint-dent kernels; yield potential 15 t/ha.
Main advantages
- FAO 180 — early-maturing hybrid
- Ear height 90 cm — easy harvesting
- Potential 15 t/ha — maker's data
- Helminthosporium blight 9/9 — maker's score
- Drought tolerance 9/9 — maker's score
Overview
About this product
Rapira is an early-maturing single-cross maize hybrid, FAO 180, for grain and silage. Plants are 230 cm tall and ear height is 90 cm: per the maker, this gives even ripening and easy harvesting.
Average yield over the trial years is 11.8 t/ha, potential 15 t/ha; the ear has 16–18 rows of 40–42 kernels. Recommended stand density before harvest is 70–72 thousand plants/ha with sufficient moisture, 60–65 thousand with moderate moisture and 40–45 thousand with insufficient moisture.
Specifications
Agronomic profile
| Brand | ВНІС |
|---|---|
| Type | single-cross |
| Grain type | flint-dent |
| FAO number | 180 |
| Maturity | Early |
| Use | grain, silage |
| Drought tolerance | 9/9 (maker's score) |
| Yield | average over trial years 11.8 t/ha; potential 15 t/ha |
| Lodging resistance | 9/9 (maker's score) |
| Plant height | 230 cm |
| Disease resistance | Helminthosporium leaf blight 9/9; fusarium 8/9; boil smut 8/9 (maker's score) |
| Plant density, good moisture | 70–72 thousand plants/ha |
| Plant density, unstable moisture | 60–65 thousand plants/ha |
| Plant density, low moisture | 40–45 thousand plants/ha |
| Other facts | Ear height: 90 cm; Kernel rows: 16–18; Kernels per row: 40–42 |
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Questions & answers
What farmers ask most
- Optimal sowing depends on crop, zone, and seasonal weather. Winter wheat in the Forest-Steppe: Sep 10–25. Corn: when soil is stable at +10°C at 10 cm depth. See the 12-month sowing calendar on the adam.ua blog.
Product specifications are compiled from publicly available manufacturer sources and are provided for guidance only — confirm all details with the vendor before purchase. Brand names, logos and trademarks are the property of their respective owners; a listing on ADAM does not imply affiliation, sponsorship or endorsement.