Speight 168
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| Characteristics | Disease Resistance | ||
| Relative Maturity | Late | Black Shank, Race 0 | VH |
| Grade Index | 81 | Black Shank, Race 1 | L |
| Height (in.) | 41 | Tobacco Mosaic Virus | R |
| Days to Flower | 65 | Granville Wilt | VH |
| Leaves per Plant | 17.7 | Root Knot Nematode | R |
| PVY | S | ||
Excellent resistance to Black Shank and Bacterial Wilt. Average yields with excellent curability.
Disease Resistance: L=Low; M=Medium; H=High; VH=Very High; R=Resistant; S=Susceptible
TMV = Tobacco Mosaic Virus
PVY = Potato Virus Y
Characteristics for each hybrid are typical for that hybrid grown under optimum conditions, but may be affected by and/or changed by environmental conditions, cultural practices, and varying soil types.