| 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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| Quincy, Florida: Short-Season Corn Hybrid Performance, 2002, Irrigated |
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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 | 177.5 | 176.8 | 200 | 0.23 | 2.0 | 19.3 | 22967 | 99 | ||
| Pioneer | 32W86 | 169.8 | . | 172 | 0.25 | 2.5 | 19.3 | 23283 | 100 | ||
| Pioneer | 32D99 | 166.9 | . | 170 | 0.25 | 3.0 | 22.5 | 23283 | 100 | ||
| Southern States | SS781CL | 162.6 | . | 173 | 0.25 | 2.3 | 19.2 | 21862 | 100 | ||
| Zimmerman | 1851W | 160.1 | . | 167 | 0.26 | 1.6 | 20.7 | 22336 | 98 | ||
| Terral | TV2155Bt | 153.8 | . | 189 | 0.22 | 2.0 | 18.9 | 21389 | 100 | ||
| Croplan Genetics | 818Bt | 150.7 | . | 168 | 0.23 | 1.9 | 20.7 | 22889 | 100 | ||
| Terral | TV26BR10n | 150.6 | . | 181 | 0.22 | 1.8 | 19.5 | 22178 | 100 | ||
| Terral | TV2160Bt | 146.7 | . | 174 | 0.22 | 2.1 | 20.0 | 22652 | 98 | ||
| Terral | TV2140Xn1RR | 140.4 | . | 181 | 0.21 | 2.0 | 19.4 | 21784 | 100 | ||
| Croplan Genetics | G71CL/Bt | 136.8 | . | 178 | 0.21 | 2.8 | 16.8 | 21152 | 100 | ||
| Garst/AgriPro | 8222IT | 134.5 | . | 133 | 0.27 | 2.0 | 20.4 | 22099 | 100 | ||
| Garst | 8366Bt | 133.6 | . | 177 | 0.21 | 1.9 | 19.4 | 20836 | 99 | ||
| Dyna-Gro | 5515 | 128.9 | . | 170 | 0.20 | 2.3 | 19.4 | 21783 | 98 | ||
| Terral | TV2140Xn2RR | 120.7 | . | 181 | 0.20 | 2.1 | 19.1 | 19337 | 98 | ||
| Garst | 8285RR | 117.2 | . | 161 | 0.19 | 2.0 | 19.6 | 22257 | 100 | ||
| Dyna-Gro | 5516RR | 116.3 | . | 155 | 0.20 | 1.9 | 18.9 | 22257 | 100 | ||
| Terral | TV2140RR | 111.9 | . | 162 | 0.19 | 2.9 | 19.5 | 21941 | 100 | ||
| Average | 143.34 | 176.8 | 172 | 0.22 | 2.2 | 19.6 | 22016 | 99 | |||
| LSD at 10% Level | 24.8 | - | 16 | 0.03 | 0.5 | 0.8 | 1407 | N.S.5 | |||
| Std. Err. of Entry Mean | 10.4 | - | 7 | 0.01 | 0.2 | 0.3 | 594 | 1 | |||
| 1. Yields calculated at 15.5% moisture. | |||||||||||
| 2. Grain quality rating: 1 = excellent to 5 = poor. | |||||||||||
| 3. Grain moisture at harvest. | |||||||||||
| 4. CV = 14.6%, 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: | March 25., 2002. | ||||||||||
| Harvested: | August 6, 2002. | ||||||||||
| Seeding Rate: | 25,500 seeds/acre in 36" rows. | ||||||||||
| Soil Type: | Dothan sandy loam. | ||||||||||
| Soil Test: | P = Medium, K = Medium, and pH = 5.6. | ||||||||||
| Fertilization: | 18 lb N, 54 lb P2O5, and 108 lb K2O/acre as preplant; 153 lb N/acre as sidedress. | ||||||||||
| Previous Crop: | Soybean. | ||||||||||
| Management: | Subsoiled and
strip tilled; Aatrex, Prowl, Permit and Accent used for weed control; Phorate and Lorsban used for insect control; irrigated 5.0 inches. |
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| Test conducted by B. Kidd and R. Beasley. | |||||||||||