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
Plains, Georgia:
Mid and Full-Season Corn Hybrid Performance, 2002, Irrigated
Yield1
Company or
Brand Name
  Hybrid
Name
2002 3-Year
Avg
  Ears/100
Plants
Ear Grain
Weight

Disease2
Grain
Moisture3
Plant
Population
Erect
Plants
bu/acre no. lb rating % no. %
Southern States     SS842RR       198.3     .  104 0.42 4.0 20.0 26681 100
DeKalb              DKC68-70(YG)  197.1     .  117 0.36 1.7 19.5 27443   98
DeKalb              DKC69-70(YG)  197.0     .  101 0.43 3.7 21.3 27116 100
Garst/AgriPro       8288          190.3     .  114 0.40 3.7 19.6 24829 100
DeKalb              DK687RR       187.2     .  126 0.33 1.7 19.9 26681 100
DeKalb              DK 697        186.7  218.4 102 0.40 4.0 19.8 27225 100
Croplan Genetics    702           182.7  203.3 109 0.40 3.7 20.3 25374   99
Golden Acres        8681FQ        181.5     .  101 0.39 3.7 17.9 26899   99
AgraTech            803RR         178.2     .  105 0.38 3.7 20.6 26790 100
Pioneer             31R88         173.9  168.2 103 0.38 3.7 19.8 26354 100
AgraTech            905RR         173.5     .  104 0.36 3.3 18.8 26789 100
NK                  N 83-N5       170.4  190.2 105 0.36 3.7 19.3 26354 100
NK                  N91-R9 *  169.1  186.1 105 0.35 3.7 20.1 27225   99
Golden Acres        8311          167.7     .  105 0.35 3.7 18.0 25918 100
Asgrow              RX897RR       164.8     .  104 0.34 3.3 18.0 26789 100
Croplan Genetics    DS822RR       157.9     .  102 0.35 3.3 21.8 26680 100
Croplan Genetics    827           157.1     .  102 0.36 3.3 21.1 26027   99
Garst               8118RR        153.1     .  101 0.38 3.0 22.1 24394 100
CPES-USDA           TY002         146.5     .  102 0.33 2.0 20.7 25809   99
CPES-USDA           TY001         142.4     .  104 0.40 1.0 24.7 21453   99
CPES-USDA           TY005         140.9     .  101 0.33 4.3 24.1 26245   98
CPES-USDA           TY004         127.4     .  100 0.32 4.3 22.0 23741   95
CPES-USDA           TY003         117.6     .  101 0.37 3.7 22.2 19384   97
CPES-USDA           A2XSIMC5        96.1     .  101 0.22 5.1 19.0 25156   97
CPES-USDA           A1XSIMC5        94.0     .  103 0.21 5.1 20.4 26245   86
Average                            162.04  193.3 105 0.36 3.4 20.4 25744  98
LSD at 10% Level 12.5 10.4 6 0.03 0.9 0.7 1324 3
Std. Err. of Entry Mean 5.3 4.4   2 0.01 0.3 0.3 562 1
*  Full-season hybrid.
1.  Yields calculated at 15.5% moisture.
2.  Disease rating:  1 = no rust to 5 = all leaves covered with rust.
3.  Grain moisture at harvest.
4.  CV = 6.5%, and df for EMS = 72.
Bolding indicates entries yielding equal to highest yielding entry within a column based on Fisher's protected LSD
(P = 0.10).
Planted: April 3, 2002.
Harvested: August 12, 2002.
Seeding Rate: 28,000 seeds/acre in 30" rows.
Soil Type: Greenville sandy loam.
Soil Test: P = Low, K = Medium, and pH = 6.0.
Fertilization: 110 lb N, 100 lb P2O5, and 100 lb K2O/acre as preplant; 150 lb N/acre as sidedress.
Previous Crop: Cotton.
Management: Subsoiled and rototilled; Aatrex and Prowl used for weed control; irrigated 9.0 inches.
Test conducted by A. E. Coy, M. D. Pippin, R. R. Pines, R. E. Brooke, and T. L. Hancock.