2004 Canola Conventional Variety Test
Perkins, Oklahoma
Site was planted Oct-3-03 at 8 lbs per acre at 7.5” row spacing with a Great Plains no-till drill. Seed was plant from the small seed box attachment. Site was fertilized for a yield goal of 2500 lbs. Study was harvested on Jun-2-04 with a Wintersteiger Classic 2000 plot combine. At harvest seed moisture levels ranged from 6.7 to 9.8%. Additional information for all studies can be found in the Small Grains Weed Control annual report.
Lahoma, Oklahoma
Site was planted Sept-25-03 at 8 lbs per acre at 7.5” row spacing with a Great Plains no-till drill. Seed was plant from the small seed box attachment. Site was fertilized for a yield goal of 2500 lbs. Study was harvested on Jun-6-04 with a Wintersteiger Classic 2000 plot combine. At harvest seed moisture levels ranged from 9.8 to 14.3%. Seed was dried to 8 to 11%.
Chickasha, Oklahoma
Site was planted Oct-1-03 at 8 lbs per acre at 7.5” row spacing with a Great Plains
no-till drill. Seed was plant from the small seed box attachment. Site was fertilized
for a yield goal of 2500 lbs. Study was harvested on Jun-3-04 with a Wintersteiger
Classic 2000 plot combine. At harvest seed moisture levels ranged from 9.38 to 15.12%.
Table 1 - 2003 - 2004 Central Oklahoma Winter Canola
*Yields in pounds per acre adjusted to 10% moisture
Variety | Perkins | Lahoma | Chickasha | Average |
---|---|---|---|---|
Wichita | 2263 | 1851 | 2509 | 2207.7 |
Sumner | 2163 | 2316 | 2439 | 2302.7 |
DKW 13-86 | 2091 | 2293 | 2265 | 2216.3 |
DKW 13-62** | 1797 | 1771 | 1993 | 1853.7 |
DKW 13-54 | 1706 | 1437 | 1802 | 1648.3 |
LSD (P=.05) | 400.91 | 297.4 | 297.1 | |
CV | 16.61 | 12.68 | 11.13 |
*Plot size was 8 x 30 feet with six replications
**Seed of DKW 13-62 had poor vigor and only 70% germination, but no other seed was
available for planting in the fall of 2003.