# 209-15STXRIB BRAND BLEND

- **Vendor:** Bayer
- **Brand:** Channel
- **Crop:** Corn
- **Relative maturity:** 109
- **Traits:** SSRIB (SmartStax® RIB Complete® corn blend)
- **Release year:** 2017
- **Source:** https://www.cropscience.bayer.us/corn/channel/channel-209-15stxrib-corn
- **Rating scale (Bayer):** 1-9 (9 = best)

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## Strengths & management

- Outstanding yield performance potential
- Widely adapted west to east in the 110-115 RM zones; moves south well
- Flowers late but dries down fast
- Proceed with caution using sulfonylurea herbicides. Harvest timely

## Maturity

| Characteristic | Value |
|---|---|
| GDUS TO BLACK LAYER | 2780 |
| GDUS TO MID-POLLINATION | 1320 |
| RELATIVE MATURITY | 109 |

## Agronomic Characteristics

| Characteristic | Value |
|---|---|
| DROUGHT TOLERANCE | 2 |
| DRYDOWN | 4 |
| EAR FLEX (GRAIN YIELD PER PLANT) | F |
| EAR HEIGHT | MH |
| GREENSNAP | 3 |
| HARVEST APPEARANCE | 6 |
| PLANT HEIGHT | MT |
| ROOT STRENGTH | 4 |
| SEEDLING VIGOR | 4 |
| STALK STRENGTH | 4 |
| TEST WEIGHT | 5 |

## Disease

| Characteristic | Value |
|---|---|
| ANTHRACNOSE STALK ROT | 5 |
| GOSS'S WILT | 4 |
| GRAY LEAF SPOT | 5 |
| NORTHERN CORN LEAF BLIGHT R1 | 3 |
| SOUTHERN CORN LEAF BLIGHT | 3 |
| SOUTHERN RUST | 5 |

## Adaptation

| Characteristic | Value |
|---|---|
| FOCUS AREA | W,C,E |

## Herbicides

| Characteristic | Value |
|---|---|
| GROWTH REGULATORS SENSITIVITY | A |
| PIGMENT INHIBITORS SENSITIVITY | A |
| SULFONYLUREAS SENSITIVITY | C |

## Other

| Characteristic | Value |
|---|---|
| KERNEL ROW | 20 |
| EMERGENCE | 4 |
| TRAIT | SSRIB |
| VARIETY | 01070315 |

## Regional seed-guide listings

- **2025 NE Nebraska** — agronomist: Pat Koenig
- **2025 Northern Indiana Smart Stax Product List** — agronomist: Amanda Schwartz
- **SW Ohio Corn, Soybeans, and Silage MY25** — agronomist: Sam Park
- **2025 Northern Indiana Smart Stax Product List** — agronomist: Jeff Lakin
- **2025 Southwest KS/Southeast CO Corn** — agronomist: Mark Bartel
- **2024-2025 East Central NE Corn Grain Product List** — agronomist: Andrew Swanson
- **2024-2025 South Central NE Corn Silage Product List** — agronomist: Tyler Vreugdenhil
- **2025 Channel Southwest** — agronomist: Mark Bartel
- **Ohio Corn, Soybeans, and Silage MY25** — agronomist: Mitchell Greve
- **2024-2025 South Central NE Corn Grain Product List** — agronomist: Tyler Vreugdenhil
- **Central & Western VA** — agronomist: Jarette Hurry