| Georgia
Agricultural Experiment Stations College of Agricultural and Environmental Sciences The University of Georgia |
Research
Report Number 668 November, 2000 |
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| Blairsville, Georgia: Short-Season Corn Hybrid Performance, 2000, Nonirrigated | |||||||||||
| Yield1 | |||||||||||
| Company or Brand Name |
Hybrid Name | 2000 | 3-Year Average | Ears/100 Plants | Ear Grain Weight | Grain Quality2 | Grain Moisture3 | Plant Population | Erect Plants | ||
| bu/acre | no. | lb | rating | % | no. | % | |||||
| Pioneer | 31G98 | 279.7 | . | 124 | 0.48 | 1.0 | 15.2 | 26620 | 100 | ||
| Pioneer | 3245 | 260.6 | 209.3 | 106 | 0.49 | 1.0 | 15.4 | 28314 | 100 | ||
| DeKalb | DK679BtY | 253.0 | . | 119 | 0.42 | 1.0 | 15.3 | 28314 | 100 | ||
| Pioneer | 33J56 | 252.3 | . | 115 | 0.41 | 1.0 | 14.8 | 29887 | 99 | ||
| Southern States | SS729CL | 240.1 | . | 102 | 0.49 | 1.0 | 14.7 | 26862 | 99 | ||
| DeKalb | DK 650 | 237.8 | . | 134 | 0.38 | 1.0 | 15.2 | 26378 | 99 | ||
| Pioneer | 32k61 | 237.6 | 216.7 | 111 | 0.44 | 1.0 | 15.5 | 27104 | 99 | ||
| Southern States | SS769BT | 233.8 | . | 110 | 0.42 | 1.0 | 15.3 | 28798 | 100 | ||
| Pioneer | 33G26 | 225.0 | 200.9 | 113 | 0.41 | 1.0 | 15.2 | 27467 | 99 | ||
| AgraTech | 787 | 211.8 | 197.8 | 122 | 0.39 | 1.0 | 15.0 | 24684 | 98 | ||
| Average | 243.24 | 206.2 | 115 | 0.43 | 1.0 | 15.2 | 27443 | 99 | |||
| LSD at 10% Level | 21.8 | N.S.5 | 12 | 0.04 | - | 0.3 | N.S. | N.S. | |||
| Std. Err. of Entry Mean | 9.0 | 4.8 | 5 | 0.02 | - | 0.1 | 1142 | 1 | |||
| 1. Yields calculated at 15.5% moisture. | |||||||||||
| 2. Grain quality rating: 1 = excellent to 5 = poor. | |||||||||||
| 3. Grain moisture at harvest. | |||||||||||
| 4. CV = 7.4%, and df for EMS = 27. | |||||||||||
| 5. The F-test indicated no statistical differences at the alpha = .10 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: | May 2, 2000. | ||||||||||
| Harvested: | October 19, 2000. | ||||||||||
| Seeding Rate: | 30,000 seeds/acre in 30" rows. | ||||||||||
| Soil Type: | Bradson clay loam. | ||||||||||
| Soil Test: | P = High, K = Medium, and pH = 6.8. | ||||||||||
| Fertilization: | 77 lb N, 77 lb P2O5, and 77 lb K2O/acre as preplant; 150 lb N/acre as sidedress. | ||||||||||
| Previous Crop: | Soybean. | ||||||||||
| Management: | Moldboard plowed and disked; Aatrex, Bicep, and one cultivation used for weed control. | ||||||||||
| Test conducted by P. A. Rose and H. D. Garrett. | |||||||||||
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Last Updated on 11/13/00