| The Georgia Agricultural Experiment Stations College of Agricultural and Environmental Sciences The University of Georgia |
Table of Contents | ||||||||
| 2002 Soybean, Sorghum Grain and Silage, Grain Millet, and Summer
Annual Forages Performance Tests Research Report Number 685 December 2002 |
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| Plains, Georgia: Late-Planted Grain Sorghum Hybrid Performance, 2002, Nonirrigated |
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| Company
or Brand Name |
Hybrid | Yield1 | 2-Year Average Yield |
Test Wt. |
50% Bloom2 |
Plant Ht. |
Lodging | Disease3 | Bird Damage |
| bu/acre | bu/acre | lb/bu | days | in | % | rating | % | ||
| Seed Resource | SR522 | 84.5 | . | 54.3 | . | 41 | 0 | 2 | . |
| DeKalb | DKS51-90 | 82.0 | 81.3 | 54.5 | . | 46 | 4 | 3 | . |
| DeKalb | DKS54-00 | 79.8 | 83.7 | 53.4 | . | 52 | 1 | 2 | . |
| NK | K73-J6 | 79.4 | 71.9 | 54.4 | . | 47 | 1 | 3 | . |
| Seed Resource | SR544 | 78.5 | . | 57.9 | . | 47 | 1 | 2 | . |
| NK | X654 | 77.8 | . | 53.3 | . | 44 | 1 | 3 | . |
| Asgrow | A571 | 76.0 | 66.8 | 53.4 | . | 47 | 8 | 3 | . |
| DeKalb | DK53 | 76.0 | 82.1 | 54.8 | . | 52 | 0 | 2 | . |
| Asgrow | Missile | 74.3 | 79.5 | 55.7 | . | 48 | 3 | 4 | . |
| Pioneer | 83G66 | 73.9 | 78.9 | 55.1 | . | 49 | 25 | 2 | . |
| NK | NK8828 | 70.6 | . | 54.1 | . | 51 | 4 | 1 | . |
| Southland | RS280E | 67.8 | 80.1 | 56.6 | . | 55 | 1 | 1 | . |
| CSC | 9089 | 66.5 | 73.8 | 56.7 | . | 49 | 64 | 3 | . |
| CSC | 1481 | 66.3 | 56.7 | 52.8 | . | 49 | 81 | 4 | . |
| DynaGro | X1763 | 65.4 | . | 55.0 | . | 46 | 20 | 4 | . |
| DynaGro | X1754 | 65.3 | . | 52.9 | . | 47 | 93 | 5 | . |
| CSC | X3064 | 64.6 | . | 54.6 | . | 49 | 51 | 5 | . |
| NK | KS524 | 62.7 | . | 50.4 | . | 43 | 99 | 4 | . |
| CSC | X1464 | 61.9 | . | 53.7 | . | 47 | 56 | 4 | . |
| Pennington | Penngrain Dr | 61.7 | 51.3 | 52.0 | . | 45 | 46 | 4 | . |
| DynaGro | X1753 | 58.3 | . | 53.4 | . | 48 | 66 | 4 | . |
| SS | SS-650 | 58.0 | 52.3 | 54.6 | . | 49 | 54 | 3 | . |
| Southland | Y360 | 55.8 | 61.2 | 52.9 | . | 52 | 60 | 4 | . |
| SS | SS800 | 55.6 | 50.0 | 51.1 | . | 46 | 85 | 4 | . |
| FL | FSR1 | 53.3 | . | 55.0 | . | 53 | 0 | 2 | . |
| FL | FSR2 | 52.0 | . | 53.8 | . | 53 | 1 | 2 | . |
| Average | 68.04 | 69.3 | 54.1 | . | 48 | 32 | 3 | . | |
| LSD at 10% Level | 8.5 | 7.3 | 1.4 | 4 | 26 | - | |||
| Std. Err. of Entry Mean | 3.6 | 3.1 | 0.6 | 2 | 11 | - | |||
| 1. Yields calculated at 14% moisture. | |||||||||
| 2. Days from planting to 50% bloom. | |||||||||
| 3. Rated 1 = resistant to 5 = susceptible to foliar diseases. | |||||||||
| 4. CV = 10.6% and df for EMS = 75. | |||||||||
| Bolding indicates entries yielding equal
to highest yielding entry within a column based on Fisher's protected LSD (P = 0.10). |
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| Planted: | June 17, 2002. | ||||||||
| Harvested: | October 2, 2002. | ||||||||
| Seeding Rate: | 140,000 seed/acre in 30" rows. | ||||||||
| Soil Type: | Greenville sandy loam. | ||||||||
| Soil Test: | P = Low, K = Medium, and pH = 6.4. | ||||||||
| Fertilization: | Preplant: 66 lb N, 88 lb P2O5, and 24 lb K2O/acre. Sidedress: 50 lb N/acre. | ||||||||
| Previous Crop: | Cotton. | ||||||||
| Management: | Subsoiled and
rototilled; Aatrex, Permit, and one cultivation used for weed control; Karate used for insect control. |
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| Test conducted by A. E. Coy, M. D. Pippin, and R. R. Pines. | |||||||||