| Confectionary (Non-oil) Sunflower (Table 1) - Langdon | ||||||||
| Seed Over Screen | ||||||||
Brand |
Hybrid |
Days to Flower | Days* to Maturity | Plant Height | Harvest Moisture | 22/64 |
20/64 |
18/64 |
| in | % | ------------ % Over ------------ | ||||||
| Agway | RH Exp001 | 82 | -- | 61 | 25.2 | 45 | 31 | 16 |
| Agway | RH Exp002 | 82 | -- | 65 | 28.4 | 36 | 44 | 15 |
| Agway | RH Exp991 | 78 | -- | 61 | 19.2 | 58 | 30 | 7 |
| Agway | RH3703 | 79 | 130 | 59 | 21.9 | 42 | 36 | 18 |
| Agway | RH3733 | 80 | -- | 64 | 21.4 | 30 | 42 | 21 |
| Croplan | CL110 | 80 | 131 | 58 | 18.8 | 40 | 27 | 21 |
| Integra Seed | INT 618 | 80 | -- | 62 | 17.6 | 19 | 34 | 34 |
| Integra Seed | INT 626 | 78 | 130 | 59 | 20.5 | 43 | 35 | 14 |
| Interstate Seed | IS 8048 | 78 | 130 | 59 | 19.0 | 38 | 45 | 12 |
| Mycogen | 9338 | 81 | -- | 64 | 22.8 | 37 | 40 | 18 |
| Mycogen | 838A | 82 | 131 | 62 | 19.5 | 17 | 43 | 32 |
| Mycogen | x90437 | 81 | -- | 61 | 24.1 | 30 | 39 | 21 |
| Pioneer | 63C40 | 78 | 129 | 61 | 15.9 | 41 | 37 | 15 |
| Pioneer | 6946 | 81 | 129 | 59 | 16.3 | 31 | 43 | 19 |
| Proseed | 9802 | 81 | 130 | 57 | 19.2 | 21 | 34 | 30 |
| Seeds 2000 | Bigfoot | 80 | -- | 61 | 20.1 | 47 | 30 | 13 |
| Seeds 2000 | Kodiak | 79 | 130 | 59 | 16.5 | 17 | 37 | 34 |
| Seeds 2000 | x3255 | 78 | 129 | 61 | 17.2 | 47 | 28 | 14 |
| Seeds 2000 | x3257 | 80 | 130 | 62 | 18.1 | 30 | 36 | 21 |
| USDA | 924 | 78 | 130 | 62 | 21.0 | 22 | 36 | 31 |
| Mean | 79.8 | -- | 60.9 | 20.1 | -- | -- | -- | |
| C.V. % | 1.0 | -- | 3.6 | 9.5 | -- | -- | -- | |
| LSD .05 | 1.3 | -- | 3.6 | 3.2 | -- | -- | -- | |
Planting Date: May 15, 2000
Harvest Date: October 10, 2000
*Days to mature is a visual rating of physiological maturity (back of heads are yellow and bracts turning brown).
Hybrids without data listed had not reached physiological maturity by the first killing frost of 250 F. on September 23.
Maturity hybrid check: days to flower for Hysun 311=77, SF270=78, P6451=83