| The
Georgia Agricultural Experiment Stations College of Agricultural and Environmental Sciences The University of Georgia |
Research
Report Number 670 January, 2001 |
| Griffin,
Georgia: Early-Planted Soybean Variety Performance, 2000, Nonirrigated |
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| Company or Brand Name | Variety | Yield1 | Maturity | Plant Height | Lodging2 | Weight of 100 Seed | Seed Quality3 | Shattering4 | |
| bu/acre | date | in | rating | gm | rating | rating | |||
| Maturity Group V | |||||||||
| So. States | SS-597N | 29.5 | 10/01 | 22 | 1.0 | 13.5 | 1.0 | 1.0 | |
| So. States | SSXP47576STS | 25.5 | 09/26 | 20 | 1.0 | 15.5 | 1.2 | 1.0 | |
| AgriPro | HY 574 | 23.9 | 09/29 | 23 | 1.0 | 14.8 | 1.0 | 1.0 | |
| Public Variety | Fowler | 21.3 | 09/25 | 21 | 1.0 | 13.6 | 1.0 | 1.0 | |
| NK | S57-A4 | 20.8 | 09/27 | 22 | 1.0 | 13.1 | 1.2 | 1.2 | |
| So. States | SS4985STS | 19.3 | 09/24 | 21 | 1.2 | 14.3 | 1.2 | 1.0 | |
| Public Variety | Caviness | 18.5 | 09/25 | 20 | 1.0 | 15.1 | 1.2 | 1.5 | |
| So. States | SSXP47583STS | 14.6 | 09/22 | 28 | 1.0 | 14.4 | 1.7 | 2.7 | |
| Southern States | FFR-RT517N | 14.5 | 09/23 | 20 | 1.0 | 16.4 | 1.8 | 1.8 | |
| Public Variety | Clifford | 9.5 | 09/24 | 17 | 1.0 | 15.1 | 1.5 | 1.0 | |
| Average | 19.75 | 09/25 | 22 | 1.0 | 14.6 | 1.3 | 1.3 | ||
| LSD at 10% Level | 5.5 | 2 | N.S.6 | N.S. | - | 0.5 | 0.5 | ||
| Std. Err. of Entry Mean | 2.2 | 1 | 2 | 0.1 | - | 0.2 | 0.2 | ||
| Maturity Group VI | |||||||||
| Southern States | FFR-688 | 50.8 | 10/13 | 31 | 1.0 | 12.7 | 1.0 | 1.0 | |
| Public Variety | SC91-2007 | 46.1 | 10/16 | 37 | 1.0 | 13.3 | 1.0 | 1.0 | |
| Public Variety | TN93-142-17 | 43.1 | 10/08 | 25 | 1.2 | 15.2 | 1.0 | 1.0 | |
| Univ of Ga | G99-G725 | 41.4 | 10/09 | 27 | 1.7 | 13.8 | 1.0 | 1.0 | |
| Public Variety | N94-552 | 40.6 | 10/15 | 30 | 1.0 | 12.5 | 1.2 | 1.0 | |
| Pioneer | 9692 | 39.3 | 10/13 | 28 | 1.0 | 14.1 | 1.0 | 1.0 | |
| Southern States | FFR-665N | 39.2 | 10/11 | 26 | 1.0 | 12.5 | 1.0 | 1.0 | |
| Public Variety | Dillon | 38.6 | 10/08 | 26 | 1.0 | 15.4 | 1.3 | 1.5 | |
| Southern States | FFR-696 | 36.9 | 10/13 | 27 | 1.0 | 14.6 | 1.0 | 1.3 | |
| SGA | Boggs | 36.7 | 10/10 | 27 | 1.5 | 15.1 | 1.0 | 1.0 | |
| NK | S60-E4 | 36.2 | 10/08 | 25 | 1.0 | 15.2 | 1.3 | 1.3 | |
| Public Variety | Musen | 35.9 | 10/16 | 31 | 1.0 | 11.5 | 1.2 | 1.0 | |
| Public Variety | TN 6-90 | 24.8 | 10/10 | 28 | 1.0 | 13.3 | 1.0 | 1.0 | |
| Average | 39.27 | 10/11 | 28 | 1.1 | 13.8 | 1.1 | 1.1 | ||
| LSD at 10% Level | 5.5 | 2 | 6 | N.S. | - | N.S. | N. S. | ||
| Std. Err. of Entry Mean | 2.3 | 1 | 2 | 0.2 | - | 0.1 | 0.2 | ||
| Maturity Groups VII and VIII | |||||||||
| Univ of Ga | G94-3117 | 57.5 | 10/23 | 37 | 1.0 | 13.9 | 1.0 | 1.0 | |
| Univ of Ga | G93-1749 | 54.8 | 10/18 | 35 | 1.0 | 12.3 | 1.7 | 1.0 | |
| Pioneer | 97B61 | 54.7 | 10/17 | 39 | 1.0 | 14.8 | 1.2 | 1.0 | |
| Univ of Ga | G94-1917 | 53.9 | 10/18 | 36 | 1.0 | 12.5 | 1.3 | 1.0 | |
| Public Variety | Musen | 52.9 | 10/17 | 35 | 1.0 | 11.4 | 1.5 | 1.0 | |
| Public Variety | Maxcy | 52.1 | 10/23 | 39 | 1.0 | 13.0 | 1.7 | 1.0 | |
| Univ of Ga | G90-R1551E | 52.0 | 10/22 | 37 | 1.0 | 12.2 | 1.0 | 1.0 | |
| Univ of Ga | G99-G104111 | 50.9 | 10/27 | 40 | 1.0 | 12.0 | 1.0 | 1.0 | |
| Univ of Ga | G93-2225 | 50.8 | 10/20 | 36 | 1.0 | 12.4 | 1.3 | 1.0 | |
| Southern States | FFR-731N | 50.6 | 10/14 | 35 | 1.0 | 13.5 | 1.0 | 1.0 | |
| SGA | Benning | 50.2 | 10/17 | 35 | 1.0 | 13.6 | 1.2 | 1.0 | |
| NK | S73-Z5 | 49.6 | 10/17 | 36 | 1.5 | 13.8 | 1.0 | 1.0 | |
| Univ of Ga | G94-346 | 48.8 | 10/20 | 35 | 1.2 | 13.4 | 1.5 | 1.0 | |
| Public Variety | Motte | 48.7 | 10/24 | 40 | 1.0 | 13.1 | 1.7 | 1.0 | |
| Public Variety | Kuell | 48.7 | 10/25 | 41 | 1.0 | 12.7 | 1.5 | 1.0 | |
| Univ of Ga | G92-2167 | 48.1 | 10/19 | 37 | 1.0 | 11.1 | 1.2 | 1.0 | |
| Public Variety | N7001 | 47.3 | 10/20 | 31 | 1.0 | 13.6 | 1.7 | 1.0 | |
| SGA | Haskell | 47.0 | 10/17 | 38 | 1.2 | 14.6 | 1.3 | 1.3 | |
| Univ of Ga | G99-G3438 | 46.6 | 10/18 | 39 | 1.0 | 13.1 | 1.0 | 1.0 | |
| SGA | Prichard | 45.4 | 10/26 | 38 | 1.0 | 12.0 | 1.3 | 1.0 | |
| Public Variety | Hagood | 45.3 | 10/26 | 41 | 1.5 | 13.6 | 1.0 | 1.0 | |
| Univ of Ga | G99-G6682 | 45.3 | 10/17 | 37 | 1.0 | 14.4 | 1.2 | 1.0 | |
| Public Variety | Carver | 44.6 | 10/13 | 32 | 1.0 | 13.6 | 1.0 | 1.0 | |
| Univ of Ga | G91-151 | 42.3 | 10/17 | 31 | 1.0 | 13.8 | 1.0 | 1.0 | |
| Public Variety | Tyrone | 34.9 | 10/15 | 62 | 1.5 | 13.9 | 1.3 | 1.7 | |
| Average | 48.98 | 10/19 | 38 | 1.1 | 13.1 | 1.3 | 1.0 | ||
| LSD at 10% Level | 4.9 | 2 | 3 | 0.3 | - | 0.3 | N.S. | ||
| Std. Err. of Entry Mean | 2.1 | 1 | 1 | 0.1 | - | 0.1 | 0.1 | ||
| 1. Yields calculated at 13% moisture. | |||||||||
| 2. Lodging rating: Rated 1 (all plants erect) to 5 (over 80% of plants down). | |||||||||
| 3. Seed quality rating: Rated 1 (very good) to 5 (very poor). | |||||||||
| 4. Shattering rating: Rated 1 (no shattering) to 5 (>50% pods shattered). | |||||||||
| 5. CV = 19.6% and df for EMS = 18. | |||||||||
| 6. The F-test indicated no statistical differences at the alpha = .10 probability level; therefore, a LSD value was not calculated. | |||||||||
| 7. CV = 10.1% and df for EMS = 24. | |||||||||
| 8. CV = 7.3% and df for EMS = 48. | |||||||||
| Bolding within each test denotes entries with yields equal to the highest yielding entry based on Fisher's protected LSD (P = 0.10). | |||||||||
| Planted: | May 11, 2000. | ||||||||
| Harvested: | Maturity Group V - October 9, 2000. | ||||||||
| Maturity Group VI - October 24, 2000. | |||||||||
| Maturity Groups VII & VIII - November 2, 2000. | |||||||||
| Seeding Rate: | Eight viable seeds per foot in 30" rows. | ||||||||
| Soil Type: | Cecil sandy clay loam. | ||||||||
| Soil Test: | P = High, K = High, and pH = 6.9. | ||||||||
| Fertilization: | 28 lb N, 56 lb P2O5, and 84 lb K2O/acre. | ||||||||
| Previous Crop: | Corn. | ||||||||
| Management: | Moldboard plowed and rototilled; Lasso, Basagran, and Classic used for weed control. | ||||||||
| Test conducted by P. A. Rose. | |||||||||
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