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4220Bt
Tall, robust, insect protected. Midseason Bt hybrid with yield punch. Good early vigor makes 4220Bt the choice for minimum till and no-till cropping systems. YieldGard3 Bt protects yield from European corn borer. Stable performance. Companion with 4021Bt and 5320Bt.
Corn Characteristics Chart
| Relative Maturity |
106 |
| MN Maturity |
105 |
| Mid Silk |
1315 |
| Black Layer |
2495 |
| Dry Down |
8 |
| Yield For Maturity |
9 |
| Drought Tolerance |
7 |
| Plant Height |
MT |
| Ear Height |
M |
| Emergence |
8 |
| Early Vigor |
7 |
| Stalk Strength |
7 |
| Root Strength |
7 |
| Stay Green |
8 |
| Ear Retention |
7 |
| Test Weight |
7 |
| Green Snap |
8 |
| GLS |
5 |
| Variety Name |
4220Bt |
| Rating scale: 1(Poor) to 9(Outstanding) |
| Ear flex rating: D = Determinate; G = Girth; L =
Length;
SD = Semi-Determinate; |
| Plant height: T = Tall; MT= Medium Tall; M =
Medium;
MS = Medium Short; S = Short; |
| Ear height: H = High; MH = Medium High; M =
Medium;
ML = Medium Low; L = Low; |
| * = New |
| Blank represents insufficient information |
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Notes:
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- Relative Maturity Days compare normal maturity day differences between hybrids.
- Actual days may vary considerably from those shown due to growing degree unit accumulation.
- Growing Degree Unit (GDU) accumulation may vary within the geographic region as a
result of temperature and environmental variations.
- Actual ratings are based on best current information available and may be affected by
changing conditions.
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