The Georgia Agricultural Experiment Stations
College of Agricultural and Environmental Sciences
The University of Georgia
Research Report Number 691
December 2003
Table of Contents
Marianna, Florida:
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 Disease3
bu/acre bu/acre lb/bu days in % rating
FL 03FSR3 100.8 . . 70 70 30 2
NK NK8416 97.9 . . 67 69 20 3
DeKalb DKS54-00 95.1 . . 67 61 10 4
DynaGro X17F90 91.9 . . 68 63 10 3
DeKalb DKS53-11 90.6 . . 68 60 8 4
Pioneer 83G66 84.3 93.0 . 64 59 10 4
FL 02GS-2 81.3 . . 72 63 10 3
Asgrow A571 78.9 . . 63 56 5 7
FL 03FSR1 75.7 . . 73 59 10 3
FL 02GS-9 74.9 . . 71 75 30 3
DynaGro X1753 73.2 83.3 . 65 53 10 8
DynaGro X1763 71.4 81.8 . 65 56 10 7
NK NK8828 70.3 81.1 . 70 55 10 4
Crosbyton X3064 70.0 85.3 . 64 55 20 8
Monsanto X234 69.5 . . 64 53 10 7
Crosbyton X1464 68.5 83.5 . 65 52 10 8
Pennington Penngrain Dr 67.9 86.3 . 62 51 10 9
DynaGro X1754 66.8 84.5 . 63 57 10 9
Monsanto X204 66.7 . . 63 53 10 8
NK NK7633 66.5 . . 63 50 5 7
CSC 1481 65.4 81.3 . 63 56 10 8
SS SS800 64.6 81.7 . 64 53 10 9
FL 03FSR2 62.5 55.9 . 77 71 10 3
SS SS-650 56.4 78.2 . 65 59 10 9
Average   75.5 4 82.7 . 67 59 12 6
LSD at 10% Level 11.5 10.8 - 3 - 1
Std. Err. of Entry Mean 4.8 4.6   - 1 - 1
1.  Yields calculated at 14% moisture.
2.  Days from planting to 50% bloom.
3.  Rated 1 = resistant to 10 = susceptible to foliar diseases.
4.  CV = 12.9% 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: April 21, 2003.
Harvested: August 7, 2003.
Seeding Rate: 130,000 seed/acre in 36" rows.
Soil Type: Chipola loamy sand
Fertilization: Preplant:  73 lb N, 36 lb P2O5, and 72 lb K2O/acre.  Sidedress:  100 lb N/acre.
Management: Moldboard plowed and disked; Atrazine used for weed control; Karate used for
insect control; irrigated 4.5 inches.
Test conducted by M. Gomillion.