2002 Corn Performance Tests Table of Contents
The Georgia Agricultural Experiment Station
College of Agricultural and Environmental Sciences
The University of Georgia
Research Report Number 684
October 2002
Tifton, Georgia:
Preliminary Corn Hybrid Performance, 2002, Irrigated
Company or
Brand Name
  Hybrid
Name
Yield1   Ears/100
Plants
Ear Grain
Weight
Grain
Quality2
Grain
Moisture3
Plant
Population
Erect
Plants
bu/acre no. lb rating % no. %
Pioneer             31G98         242.7 138 0.40 1.0 19.4 26245 100
Garst               8230IT        235.5 106 0.49 1.0 20.7 27225 100
NK                  N91-R9        231.5 107 0.49 1.0 21.4 26463 100
DeKalb              DK 697        227.5 129 0.38 1.0 21.0 27552 100
Greenwood           780           218.9 117 0.46 1.0 20.8 24503 100
Pioneer             31R88         218.1 106 0.46 1.0 20.1 26790 100
Croplan Genetics    818Bt         216.8 103 0.46 1.0 21.1 27660 100
Southland           02-202        214.3   97 0.50 1.0 18.2 25592 100
Syngenta            NX8901        214.1 104 0.45 1.0 20.6 27225 100
DeKalb              DK687RR       213.4 109 0.46 1.0 19.2 25265 100
Southland           02-203        207.0 108 0.44 1.0 18.5 25592 100
Dyna-Gro            5515          204.0 107 0.44 1.0 19.9 25374 100
Garst               8255RR        203.0 103 0.44 1.0 19.7 26245 100
Dyna-Gro            5516RR        200.3 105 0.43 1.0 18.3 26027 100
Southland           02-206        200.1 102 0.41 1.0 18.2 27769 100
Southland           02-205        198.5 102 0.44 1.0 19.0 26027 100
Greenwood           835           198.1 129 0.42 1.0 27.0 24176   96
Croplan Genetics    702           197.9 101 0.43 1.0 20.7 26898 100
Monsanto            Exp267        195.6 119 0.42 1.0 19.6 23196 100
AgraTech            AT97-4-14     195.1 104 0.38 1.0 19.4 28750 100
Southland           02-207        189.3 103 0.41 1.0 18.2 26245 100
Garst               8285RR        189.0 106 0.41 1.0 19.2 25918 100
Greenwood           860           188.9 112 0.48 1.0 27.6 23196   98
Terral              TVX24R002     187.8 108 0.39 1.0 20.7 26898 100
Southland           02-204        186.7 100 0.43 1.0 17.2 24720 100
Garst               8348          184.6 102 0.40 1.0 16.5 25918 100
Terral              TV23R15n      183.3 103 0.37 1.0 18.4 28314 100
Croplan Genetics    G71CL/Bt      179.5 102 0.39 1.0 17.7 25918 100
Southland           02-201        178.2 104 0.40 1.0 17.1 24503 100
Greenwood           865           171.5 122 0.37 1.0 30.8 26027   95
Average                            202.44 108 0.43 1.0 20.2 26074 100
LSD at 10% Level 17.1 8 0.04 - 1.4 1637 2
Std. Err. of Entry Mean 7.2   3 0.02 - 0.6 696 1
1.  Yields calculated at 15.5% moisture.
2.  Grain quality rating:  1 = excellent to 5 = poor.
3.  Grain moisture at harvest.
4.  CV = 7.2%, and df for EMS = 87.
Bolding indicates entries yielding equal to highest yielding entry within a column based on Fisher's protected LSD
(P = 0.10).
Planted: March 29, 2002.
Harvested: August 7, 2002.
Seeding Rate: 29,000 seeds/acre in 30" rows.
Soil Type: Tifton loamy sand.
Soil Test: P = High, K = Medium, and pH = 6.4.
Fertilization: 65 lb N, 130 lb P2O5, and 195 lb K2O/acre as preplant; 234 lb N/acre as sidedress.
Previous Crop: Soybean.
Management: Subsoiled and bedded, rototilled; Prowl, Atrazine, Permit, and Accent used for weed control;
Telone II used for nematode control; irrigated 13.0 inches.
Test conducted by A. E. Coy, M. D. Pippin, R. E. Brooke, and T. L. Hancock.