# RC4166

- **Vendor:** RobSeeCo
- **Brand:** Rob-See-Co
- **Crop:** Corn
- **Relative maturity:** 91 days
- **Trait(s):** GT/LLA, DV, 3110A, Artesian
- **Source:** https://www.robseeco.com/products
- **Rating scale:** Agronomic and disease ratings 1-9, 9=Best, 1=Worst, -=not available (higher is better). Plant Height 9=Tall/1=Short; Ear Height 9=High/1=Low. Planting Rate Guideline L=Low / ML=Medium-Low / M=Medium / MH=Medium-High / H=High. Disease/pest letter codes (soy): R=resistant, MR=moderately resistant, S=susceptible. Product Fit Geography A=All, C=Central (IA/MN/WI), E=East (IN/MI/OH/PA/MD), W=West (ND/SD/NE/KS/OK/TX & West), CW=Central+West.
- **Service area:** RobSeeCo dealer network — Western/Central Corn Belt + Dakotas (Eastern Corn Belt via Federal Hybrids/Kiser Seed)

---

## Agronomic Characteristics

- **Emergence:** 8
- **Seedling Vigor:** 7
- **Root Strength:** 6
- **Stalk Strength:** 7
- **Green Snap:** 7
- **Staygreen:** 6
- **Drydown:** 7
- **Drought Tolerance:** 9
- **Plant Height:** 7
- **Ear Height:** 6
- **Test Weight:** 6

## Disease Ratings

- **Gray Leaf Spot:** -
- **Goss's Wilt:** 7
- **Northern Corn Leaf Blight:** 7
- **Tar Spot:** 6

## Planting & Placement

- **RM to Silk:** 89
- **RM to Blacklayer:** 91
- **GDU to Blacklayer:** 2285
- **Planting Rate Guideline:** M-MH
- **Product Fit Geography:** A

## Strengths

- Artesian® technology for exciting top-end yield performance
- Excellent performance from south to north of zone
- Strong emergence and seedling vigor
