The Georgia Agricultural Experiment Station
College of Agricultural and Environmental Sciences
The University of Georgia
Research Report Number 659
August 1999
Rye
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Tifton, Georgia: Rye Grain Performance, 1998-99 |
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| Yield1 | |||||||||
| Brand-Variety | 1999 |
2-Year Average |
3-Year Average |
Test Wt |
Ht | Lodg. |
Winter Surv. |
Head Date |
|
| ------------ bu/acre ------------ | lb/bu | in | % | % | mo/day | ||||
| Wrens Abruzzi | 29.3 | 28.6 | 28.4 | 54.8 | 74 | 0 | 100 | 03/12 | |
| Wrens 96 | 27.1 | 26.1 | 26.9 | 54.7 | 73 | 0 | 100 | 03/15 | |
| Bates | 21.5 | 20.9 | 18.2 | 55.1 | 69 | 0 | 100 | 03/27 | |
| Oklon | 18.0 | 18.0 | 17.1 | 54.7 | 69 | 0 | 100 | 03/28 | |
| Wintergrazer 70 | 17.7 | 16.3 | 19.6 | 55.5 | 69 | 0 | 100 | 03/28 | |
| GI-87 | 14.2 | 11.1 | 10.8 | 54.0 | 67 | 0 | 100 | 03/31 | |
| Elbon | 13.3 | 9.6 | 10.4 | 55.2 | 67 | 25 | 100 | 03/30 | |
| Maton | 12.1 | 17.7 | 16.1 | 54.8 | 63 | 0 | 100 | 04/03 | |
| Johnston Spring Fiest | 6.6 | . | . | . | 65 | 25 | 100 | 04/02 | |
| Average | 17.72 | 18.5 | 18.4 | 54.8 | 68 | 6 | 100 | 03/26 | |
| LSD at 10% Level | 2.8 | 2.0 | 2.1 | 0.6 | 3 | N.S.3 | - | 01 | |
| Std. Err. of Entry Mean | 1.1 | 0.8 | 0.9 | 0.2 | 1 | 11 | - | 01 | |
| 1. Yields calculated as 56 pounds per bushel at 13.0% moisture. | |||||||||
| 2. C.V. = 12.8%, and df for EMS = 24. | |||||||||
| 3. The F-test indicated no statistical difference at the alpha = 0.1 probability level; therefore an LSD value was not calculated. | |||||||||
| Bolding indicates entries yielding equal to highest yielding entry within a column based on Fisher's protected LSD (P = 0.10). | |||||||||
| Planted: | November 20, 1998. | ||||||||
| Harvested: | May 24, 1999. | ||||||||
| Seeding Rate: | 18 seeds per foot in 7" rows. | ||||||||
| Soil Type: | Tifton loamy sand. | ||||||||
| Soil Test: | P = Medium, K = Medium, and pH = 5.6. | ||||||||
| Fertilization: |
Preplant: 40 lb N, 40 lb P2O5, and 40 lb K2O/acre. Topdress: 65 lb N/acre. |
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| Management: | Moldboard plowed and rototilled. | ||||||||
| Previous Crop: | Corn. | ||||||||
| Test conducted by A. E. Coy and M. D. Pippin. | |||||||||
|
Griffin, Georgia: Rye Grain Performance, 1998-99 |
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| Yield1 | |||||||||
| Brand-Variety | 1999 |
2-Year Average |
3-Year Average |
Test Wt |
Ht | Lodg. |
Winter Surv. |
Head Date |
|
| ------------ bu/acre ------------ | lb/bu | in | % | % | mo/day | ||||
| Bates | 53.0 | 42.5 | 43.6 | 55.5 | 73 | 13 | 100 | 03/29 | |
| Wrens Abruzzi | 48.9 | 39.1 | 44.5 | 55.2 | 73 | 5 | 100 | 03/25 | |
| GI-87 | 47.9 | 39.6 | 39.9 | 55.9 | 70 | 50 | 100 | 04/02 | |
| Wintergrazer 70 | 47.7 | 41.2 | 44.8 | 55.6 | 71 | 13 | 100 | 03/31 | |
| Oklon | 45.7 | 39.6 | 43.7 | 55.7 | 70 | 40 | 100 | 04/02 | |
| Wrens 96 | 44.4 | 35.4 | 42.5 | 55.8 | 75 | 18 | 100 | 03/26 | |
| Maton | 43.9 | 37.7 | 39.5 | 54.6 | 69 | 58 | 100 | 04/03 | |
| Elbon | 40.1 | 34.3 | 34.8 | 54.7 | 68 | 45 | 100 | 03/31 | |
| Johnston Spring Fiest | 35.5 | . | . | 54.7 | 67 | 8 | 100 | 04/06 | |
| Average | 45.22 | 38.7 | 41.7 | 55.3 | 71 | 28 | 100 | 03/31 | |
| LSD at 10% Level | 6.8 | N.S.3 | N.S. | 0.8 | 3 | 17 | - | 03 | |
| Std. Err. of Entry Mean | 2.8 | 1.8 | 1.4 | 0.3 | 1 | 7 | - | 01 | |
| 1. Yields calculated as 56 pounds per bushel at 13.0% moisture. | |||||||||
| 2. C.V. = 12.4%, and df for EMS = 24. | |||||||||
| 3. The F-test indicated no statistical difference at the alpha = 0.1 probability level; therefore an LSD value was not calculated. | |||||||||
| Bolding indicates entries yielding equal to highest yielding entry within a column based on Fisher's protected LSD (P = 0.10). | |||||||||
| Planted: | October 22, 1998. | ||||||||
| Harvested: | June 9, 1999. | ||||||||
| Seeding Rate: | 18 seeds per foot in 7" rows. | ||||||||
| Soil Type: | Cecil clay loam. | ||||||||
| Soil Test: | P = Medium, K = Medium, and pH = 6.7. | ||||||||
| Fertilization: |
Preplant: 28 lb N, 56 lb P2O5, and 84 lb K2O/acre. Topdress: 60 lb N/acre on February 17, 1999. |
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| Management: | Moldboard plowed and rototilled. | ||||||||
| Previous Crop: | Grain sorghum. | ||||||||
| Test conducted by J. L. Day. | |||||||||
|
Summary of Rye Yields: Georgia, 1997-99 with Two- and Three-Year Averages |
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| Yield1 | |||||||||||
| South2 | North3 | Statewide | |||||||||
| Brand-Variety | 1999 |
2-Year Average |
3-Year Average |
1999 |
2-Year Average |
3-Year Average |
1999 |
2-Year Average |
3-Year Average |
||
| ------------------------------------------------------------ bu/acre ----------------------------------------------------------------- | |||||||||||
| Bates | 21.5 | 20.9 | 18.2 | 53.0 | 42.5 | 43.6 | 37.3 | 31.7 | 30.9 | ||
| Elbon | 13.3 | 9.6 | 10.4 | 40.1 | 34.3 | 34.8 | 26.7 | 21.9 | 22.6 | ||
| GI-87 | 14.2 | 11.1 | 10.8 | 47.9 | 39.6 | 39.9 | 31.0 | 25.3 | 25.3 | ||
| Johnston Spring Fiest | 6.6 | . | . | 35.5 | . | . | 21.0 | . | . | ||
| Maton | 12.1 | 17.7 | 16.1 | 43.9 | 37.7 | 39.5 | 28.0 | 27.7 | 27.8 | ||
| Oklon | 18.0 | 18.0 | 17.1 | 45.7 | 39.6 | 43.7 | 31.9 | 28.8 | 30.4 | ||
| Wintergrazer 70 | 17.7 | 16.3 | 19.6 | 47.7 | 41.2 | 44.8 | 32.7 | 28.8 | 32.2 | ||
| Wrens 96 | 27.1 | 26.1 | 26.9 | 44.4 | 35.4 | 42.5 | 35.7 | 30.8 | 34.7 | ||
| Wrens Abruzzi | 29.3 | 28.6 | 28.4 | 48.9 | 39.1 | 44.5 | 39.1 | 33.9 | 36.4 | ||
| Average | 17.8 | 18.5 | 18.4 | 45.2 | 38.7 | 41.7 | 31.5 | 28.6 | 30.0 | ||
| LSD at 10% Level | 2.8 | 2.0 | 2.1 | 6.8 | N.S.4 | N.S. | 3.6 | N.S. | 2.0 | ||
| Std. Err. of Entry Mean | 1.1 | 0.8 | 0.9 | 2.8 | 1.8 | 1.4 | 2.2 | 1.4 | 1.2 | ||
| 1. Yields calculated at 56 pounds per bushel at 13.0% moisture. | |||||||||||
| 2. Tifton. | |||||||||||
| 3. Griffin. | |||||||||||
| 4. The F-test indicated no statistical difference at the alpha = 0.1 probability level; therefore an LSD value was not calculated. | |||||||||||
| Bolding indicates entries yielding equal to highest yielding entry within a column based on Fisher's protected LSD (P = 0.10). | |||||||||||