The Georgia Agricultural
Experiment Station
College of Agricultural and Environmental Sciences
The University of Georgia
2001 Corn Performance
Tests
Research Report Number 675
November 2001
| Tifton, Georgia: Preliminary Corn Hybrid Performance, 2001, Irrigated |
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| Company or | Hybrid | Yield1 | Ears/100 | Ear Grain | Grain | Grain | Plant | Erect | ||
| Brand Name | Name | 2001 | Plants | Weight | Quality2 | Moisture3 | Population | Plants | ||
| bu/acre | no. | lb | rating | % | no. | % | ||||
| NK | N91-R9 | 238.6 | 102 | 0.54 | 1.8 | 20.5 | 26136 | 98 | ||
| Garst/AgriPro | 8222IT | 237.9 | 99 | 0.58 | 2.3 | 21.1 | 24720 | 97 | ||
| DeKalb | DK 697 | 235.3 | 100 | 0.54 | 1.8 | 19.4 | 25701 | 100 | ||
| Pioneer | 31G98 | 231.6 | 104 | 0.56 | 2.0 | 19.2 | 23849 | 100 | ||
| Croplan Genetics | 702 | 223.2 | 98 | 0.52 | 1.5 | 20.7 | 26354 | 100 | ||
| NK | N 8811 | 219.0 | 100 | 0.52 | 1.5 | 20.9 | 25483 | 100 | ||
| Pioneer | 3146 | 219.0 | 101 | 0.49 | 2.0 | 20.4 | 26572 | 100 | ||
| Garst/AgriPro | 8288 | 217.5 | 100 | 0.58 | 2.3 | 20.4 | 22869 | 100 | ||
| Zimmerman | 1851W | 215.0 | 99 | 0.48 | 1.8 | 20.9 | 26790 | 100 | ||
| Southland Seed Co. | XM-119 | 209.0 | 130 | 0.56 | 1.6 | 19.8 | 19493 | 100 | ||
| Southland Seed Co. | XM-115 | 199.9 | 99 | 0.49 | 2.8 | 18.6 | 24176 | 100 | ||
| Southern States | SS80833 | 199.6 | 98 | 0.51 | 2.0 | 17.6 | 22978 | 100 | ||
| Funk's G | 5516 | 198.0 | 102 | 0.47 | 2.0 | 19.2 | 24502 | 99 | ||
| Dyna-Gro | 5516RR | 198.0 | 98 | 0.45 | 2.3 | 19.1 | 26354 | 100 | ||
| AgraTech | EXP71593BtRR | 196.9 | 99 | 0.48 | 2.0 | 19.6 | 24503 | 100 | ||
| DeKalb | DKC65-25 | 194.8 | 101 | 0.43 | 2.5 | 19.0 | 26245 | 100 | ||
| Croplan Genetics | 767RR | 191.5 | 99 | 0.47 | 3.3 | 19.4 | 24067 | 100 | ||
| Southland Seed Co. | XM-118 | 190.7 | 99 | 0.48 | 2.3 | 19.6 | 23414 | 100 | ||
| Kaystar | X1181 | 186.4 | 102 | 0.44 | 2.5 | 19.7 | 24503 | 99 | ||
| Greenwood | 780 | 180.5 | 97 | 0.48 | 2.0 | 19.3 | 23087 | 100 | ||
| Dyna-Gro | X15548 | 179.0 | 99 | 0.44 | 1.8 | 21.8 | 24938 | 100 | ||
| Greenwood | 840 | 165.4 | 123 | 0.41 | 2.0 | 27.4 | 21562 | 100 | ||
| Croplan Genetics | 1167CL | 165.1 | 95 | 0.50 | 2.0 | 20.4 | 22542 | 100 | ||
| AgraTech | EXP11501 | 161.0 | 98 | 0.41 | 2.3 | 16.6 | 22978 | 100 | ||
| AgraTech | EXP11613 | 160.8 | 99 | 0.49 | 2.3 | 20.8 | 19929 | 100 | ||
| Greenwood | 775 | 156.6 | 105 | 0.50 | 2.8 | 20.5 | 18295 | 100 | ||
| Average | 198.84 | 102 | 0.49 | 2.1 | 20.1 | 23924 | 100 | |||
| LSD at 10% Level | 13.5 | N.S.5 | 0.07 | 0.5 | 0.8 | 3002 | N.S. | |||
| Std. Err. of Entry Mean | 5.7 | 6 | 0.03 | 0.2 | 0.3 | 1274 | 1 | |||
| 1. Yields calculated at 15.5% moisture. | ||||||||||
| 2. Grain quality rating: 1 = excellent to 5 = poor. | ||||||||||
| 3. Grain moisture at harvest. | ||||||||||
| 4. CV = 5.8%, and df for EMS = 75. | ||||||||||
| 5. The F-test indicated
no statistical differences at the alpha = .10 probability level; therefore
an LSD value was not calculated. |
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| 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: | April 10, 2001. | |||||||||
| Harvested: | August 21, 2001. | |||||||||
| Seeding Rate: | 27,000 seeds/acre in 30" rows. | |||||||||
| Soil Type: | Tifton loamy sand. | |||||||||
| Soil Test: | P = High, K = Medium, and pH = 6.5. | |||||||||
| Fertilization: | 65 lb N, 130 lb P2O5, and 195 lb K2O/acre as preplant; 212 lb N/acre as sidedress. | |||||||||
| Previous Crop: | Soybean. | |||||||||
| Management: | Paraplowed,
subsoiled, bedded, and rototilled; Prowl, Atrazine, Permit, and Accent
used for weed control; Nemacur used for nematode control; Furadan used for insect control; irrigated 9.0 inches. |
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| Test conducted by A. E. Coy, M. D. Pippin, and J. L. Day. | ||||||||||
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| Table of Contents | ||||||||||