The Georgia Agricultural Experiment Stations
College of Agricultural and Environmental Sciences
The University of Georgia
Research Report Number 691
December 2003
Table of Contents
Tifton, Georgia:
Late-Planted Grain Sorghum Hybrid Performance, 2003,
Nonirrigated
Company or
Brand Name
Hybrid Yield1 2-Year
Average
Yield
Test
Wt.
50%
Bloom2
Plant
Ht.
Lodging Disease3 Bird
Damage4
bu/acre bu/acre lb/bu days in % rating %
NK NK7633 77.1 . 59.5 62 54 0 3 0
NK NK8416 75.1 . 67.6 63 67 21 2 0
NK NK8828 64.8 . 65.2 69 50 0 2 0
DeKalb DKS54-00 64.0 . 62.2 70 54 0 2 0
DeKalb DKS53-11 61.8 . 63.6 69 58 0 3 0
DynaGro X17F90 57.4 . 64.7 65 59 13 2 0
FL 03FSR3 55.4 . 60.9 68 66 1 2 0
Southland RS280E 50.6 . 62.3 63 54 21 4 0
Monsanto X234 49.7 . 59.7 64 54 28 4 0
NK K73-J6 46.5 . 53.5 69 49 3 3 0
Asgrow A571 44.8 . 55.2 62 55 67 5 0
FL 03FSR1 42.8 . 62.7 69 56 14 3 0
Monsanto X204 40.2 . 55.4 64 55 39 4 0
CSC 1481 39.5 . 55.6 63 55 73 4 0
Pioneer 83G66 37.0 . 54.4 63 56 83 5 0
DynaGro X1754 34.9 . 52.1 62 53 78 5 0
Pennington Penngrain Dr 33.4 . 50.2 62 52 55 5 0
Crosbyton X1464 32.9 . 50.9 62 53 64 5 0
SS SS800 31.9 . 49.8 62 52 50 4 0
DynaGro X1753 30.6 . 49.5 63 50 33 5 0
DynaGro X1763 29.9 . 50.5 64 60 65 5 0
SS SS-650 23.0 . 43.7 63 53 74 5 0
Crosbyton X3064 20.3 . 39.6 63 55 85 5 0
FL 03FSR2 12.5 . 41.4 78 57 0 1 0
Average   44.0 5 . 55.4 65 55 36 4 0
LSD at 10% Level 9.2 6.0 3 5 24 1 -
Std. Err. of Entry Mean 3.9   2.5 1 2 10 1 -
1.  Yields calculated at 14% moisture.
2.  Days from planting to 50% bloom.
3.  Rated 1 = resistant to 5 = susceptible to foliar diseases.
4.  Percent of grain head damaged.
5.  CV = 17.7% and df for EMS = 69.
Bolding indicates entries yielding equal to highest yielding entry within a column based on Fisher's protected
LSD (P = 0.10).
Planted: July 15, 2003.
Harvested: November 11, 2003.
Seeding Rate: 140,000 seed/acre in 30" rows.
Soil Type: Tifton loamy sand.
Soil Test: P = Medium, K = Medium, and pH = 6.2.
Fertilization: Preplant:  60 lb N, 60 lb P2O5, and 60 lb K2O/acre.  Sidedress:  60 lb N/acre.
Previous Crop: Millet.
Management: Paraplowed and rototilled; Atrazine used for weed control; Karate used for insect control.
Test conducted by A. E. Coy, M. D. Pippin, R. Burton, R. Brooke, and T. Harsey.