The Georgia Agricultural Experiment Stations
College of Agricultural and Environmental Sciences
The University of Georgia
Table of Contents
2002 Soybean, Sorghum Grain and Silage, Grain Millet, and Summer Annual Forages Performance Tests
Research Report Number 685
December 2002
Marianna, Florida:
Early-Planted Grain Sorghum Hybrid Performance, 2002, Irrigated
Company or
Brand Name
Hybrid Yield 2-Year
Average
Yield
Test
Wt.
50%
Bloom1
Plant
Ht.
Lodging Disease2 Bird
Damage
lb/acre lb/acre lb/bu days in % rating %
FL                ATx622         6911    .  . 65 78 5 3 .
DeKalb            DKS54-00       5994  6042 . 67 59 0 3 .
DeKalb            DK53           5908  6078 . 68 58 0 2 .
Pennington        Penngrain Dr   5867  5912 . 65 54 0 4 .
Asgrow            Missile        5758  5997 . 68 54 0 3 .
DynaGro          X1754          5717    .  . 65 57 0 4 .
NK                K73-J6         5708  5525 . 64 56 0 3 .
Pioneer           83G66          5699  5534 . 65 59 0 3 .
Seed Resource     SR544          5676    .  . 68 57 0 3 .
CSC X3064          5631    .  . 67 55 0 3 .
SS                SS-650         5604  5824 . 66 55 0 4 .
Asgrow            A571           5568  5495 . 64 57 3 4 .
SS                SS800          5536  5533 . 63 54 0 5 .
CSC X1464          5513    .  . 67 52 3 4 .
DeKalb            DKS51-90       5490  5615 . 67 56 0 3 .
Southland         RS280E         5477    .  . 69 67 5 2 .
CSC               1481           5450    .  . 64 58 0 4 .
DynaGro          X1753          5232    .  . 66 50 0 3 .
DynaGro          X1763          5168    .  . 66 54 0 3 .
NK                NK8828         5146    .  . 68 57 0 2 .
NK                X654           5136    .  . 64 53 0 4 .
Seed Resource     SR522          4996    .  . 64 53 0 3 .
FL                FSR1           4061    .  . 69 62 0 2 .
FL                FSR2           2759    .  . 76 63 0 2 .
Average                           54173  5755 . 66 57 1 3 .
LSD at 10% Level  594 - 4 2 - 1
Std. Err. of Entry Mean  252 -   2 1 - 1  
1.  Days from planting to 50% bloom.
2.  Rated 1 = resistant to 5 = susceptible to foliar diseases.
3.  CV = 9.3% 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 19, 2002.
Harvested: August 2, 2002.
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:  125 lb N/acre.
Management: Moldboard plowed and disked; Atrazine used for weed control; Karate used for insect control;
irrigated 8.0 inches.
Test conducted by M. Gomillion.