The Georgia Agricultural Experiment Stations
College of Agricultural and Environmental Sciences
The University of Georgia
Research Report Number 691
December 2003
Table of Contents
Griffin, Georgia:
Early-Planted Grain Sorghum Hybrid Performance, 2003
Irrigated
Company or
Brand Name
Hybrid Yield1 2-Year
Average
Yield
Test
Wt.
50%
Bloom2
Plant
Ht.
Lodging
bu/acre bu/acre lb/bu days in %
NK NK8416 101.5 . 60.4 65 64 23
FL 03FSR3 83.5 . 59.8 69 68 8
DeKalb DKS53-11 83.1 . 58.9 68 57 0
FL 03FSR1 78.7 90.2 60.2 71 55 3
NK NK7633 78.5 . 56.8 60 56 0
Pioneer 83G66 76.4 98.4 58.3 63 61 0
DynaGro X17F90 76.3 . 58.4 67 64 4
DeKalb DKS54-00 75.6 98.5 58.6 67 61 0
Monsanto X234 68.9 . 57.6 62 57 2
FL 03FSR2 67.1 90.3 59.5 70 63 1
Monsanto X204 64.6 . 57.0 61 58 2
DynaGro X1753 64.5 80.9 55.0 62 55 4
Asgrow A571 63.6 89.6 55.6 62 63 0
Pennington Penngrain Dr 59.9 92.8 56.1 60 57 10
CSC 1481 59.5 83.3 56.3 62 60 6
DynaGro X1754 55.3 82.7 56.0 61 59 1
Crosbyton X1464 54.9 76.6 56.0 61 57 3
SS SS-650 51.8 87.3 54.0 60 54 44
SS SS800 50.4 82.8 55.5 63 55 7
DynaGro X1763 47.8 72.9 53.4 62 57 11
NK NK8828 45.2 85.6 57.1 70 54 0
Crosbyton X3064 43.8 74.7 54.8 63 57 5
Average   65.9 3 85.8 57.0 64 59 6
LSD at 10% Level 14.6 17.8 1.8 4 6 18
Std. Err. of Entry Mean 6.2 7.5 0.7 1 2 8
1.  Yields calculated at 14% moisture.
2.  Days from planting to 50% bloom.
3.  CV = 18.8% and df for EMS = 63.
Bolding indicates entries yielding equal to highest yielding entry within a column based on Fisher's protected
LSD (P = 0.10).
Planted: June 12, 2003.
Harvested: October 21, 2003.
Seeding Rate: 140,000 seed/acre in 30" rows.
Soil Type: Pacolet coarse sandy loam.
Soil Test: P = Medium, K = High, and pH = 6.4.
Fertilization: Preplant:  28 lb N, 56 lb P2O5, and 84 lb K2O/acre.  Sidedress:  100 lb N/acre.
Previous Crop: Soybean.
Management: Chisel plowed, disked, and rototilled; Aatrex and one cultivation used for weed
control; irrigated 1 inch.
Test conducted by P. A. Rose.