| 2002 Corn Performance Tests | Table of Contents | ||||||||||
| The Georgia Agricultural Experiment Station College of Agricultural and Environmental Sciences The University of Georgia |
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| Research Report Number 684 October 2002 |
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| Blairsville, Georgia: Short-Season Corn Hybrid Performance, 2002, Nonirrigated |
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| Yield1 | |||||||||||
| Company
or Brand Name |
Hybrid Name |
2002 | 3-Year Average |
Ears/100 Plants |
Ear Grain Weight |
Grain Quality2 |
Grain Moisture3 |
Plant Population |
Erect Plants |
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| bu/acre | no. | lb | rating | % | no. | % | |||||
| Pioneer | 31G98 | 226.1 | 259.9 | 129 | 0.41 | 1.0 | 18.4 | 25410 | 100 | ||
| Pioneer | 32D99 | 224.3 | . | 107 | 0.48 | 1.0 | 20.6 | 26257 | 100 | ||
| Croplan Genetics | 818Bt | 219.4 | . | 103 | 0.50 | 1.0 | 20.6 | 25531 | 100 | ||
| Terral | TV2140Xn1RR | 219.0 | . | 102 | 0.52 | 1.0 | 19.0 | 24200 | 99 | ||
| Dyna-Gro | 5515 | 202.4 | . | 101 | 0.48 | 1.0 | 18.5 | 24321 | 99 | ||
| Terral | TV26BR10n | 202.0 | . | 102 | 0.50 | 1.0 | 18.2 | 23474 | 100 | ||
| Terral | TV2140RR | 198.7 | . | 96 | 0.50 | 1.0 | 18.4 | 24079 | 100 | ||
| Terral | TV2140Xn2RR | 189.8 | . | 100 | 0.48 | 1.0 | 18.8 | 23111 | 100 | ||
| Zimmerman | 1851W | 188.6 | . | 103 | 0.44 | 1.0 | 19.5 | 24563 | 100 | ||
| Terral | TV2160Bt | 183.3 | . | 109 | 0.46 | 1.0 | 19.1 | 21901 | 100 | ||
| Southern States | SS781CL | 181.0 | . | 104 | 0.41 | 1.0 | 18.1 | 24805 | 99 | ||
| Terral | TV2155Bt | 179.7 | . | 110 | 0.44 | 1.0 | 18.6 | 21659 | 100 | ||
| Garst | 8366Bt | 178.8 | . | 101 | 0.40 | 1.0 | 18.2 | 25410 | 97 | ||
| Garst | 8285RR | 177.1 | . | 102 | 0.39 | 1.0 | 18.2 | 26015 | 98 | ||
| Dyna-Gro | 5516RR | 175.1 | . | 102 | 0.38 | 1.0 | 17.9 | 26136 | 98 | ||
| Croplan Genetics | G71CL/Bt | 174.0 | . | 100 | 0.41 | 1.0 | 17.7 | 24200 | 100 | ||
| Pioneer | 34B28 | 171.3 | . | 101 | 0.41 | 1.0 | 18.6 | 24200 | 100 | ||
| Garst/AgriPro | 8222IT | 155.1 | . | 101 | 0.39 | 1.0 | 19.3 | 23232 | 97 | ||
| Average | 191.44 | 259.9 | 104 | 0.45 | 1.0 | 18.8 | 24361 | 99 | |||
| LSD at 10% Level | 14.6 | - | 8 | 0.05 | - | 0.5 | N.S.5 | 2 | |||
| Std. Err. of Entry Mean | 3.1 | - | 2 | 0.01 | - | 0.1 | 649 | 1 | |||
| 1. Yields calculated at 15.5% moisture. | |||||||||||
| 2. Grain quality rating: 1 = excellent to 5 = poor. | |||||||||||
| 3. Grain moisture at harvest. | |||||||||||
| 4. CV = 6.6%, and df for EMS = 51. | |||||||||||
| 5. The F-test indicated
no statistical differences at the alpha = .10 probability level; therefore a
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 30, 2002. | ||||||||||
| Harvested: | October 17, 2002. | ||||||||||
| Seeding Rate: | 26,500 seeds/acre in 30" rows. | ||||||||||
| Soil Type: | Bradson clay loam. | ||||||||||
| Soil Test: | P = High, K = High, and pH = 6.2. | ||||||||||
| 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. | |||||||||||