The Georgia Agricultural Experiment Stations College of Agricultural and Environmental Sciences The University of Georgia

Research Report Number 670 January, 2001

Plains, Georgia: Late-Planted Grain Sorghum Hybrid Performance, 2000 Nonirrigated
Company or Brand Name	Hybrid	Yield1	2-Yr Avg Yield	Test Wt.	50% Bloom2	Plant Ht.	Lodging	Disease3	Bird Damage4
		bu/acre	bu/acre	lb/bu	days	in	%	rating	%
Pioneer	83G66	74.4	95.1	50.6	53	53	0	2	0
DeKalb	DKS51-90	70.4	.	52.6	59	48	1	2	8
DeKalb	DK54	67.3	85.3	50.1	64	54	0	2	1
Asgrow	Missile	66.7	.	55.8	60	45	0	3	0
DeKalb	DK48A	65.9	80.2	53.6	56	43	0	2	10
Southland	Y303E	65.3	85.9	50.5	57	48	8	3	1
Cargill	730	64.6	.	55.0	57	48	5	3	0
Cargill	627	63.4	.	51.1	60	47	0	2	0
NK	X633	62.8	83.1	52.0	59	46	0	2	0
Asgrow	A571	62.6	.	51.1	57	48	1	2	3
Pioneer	8282	61.9	83.3	51.0	56	51	3	3	0
DeKalb	DK53	61.9	82.4	50.6	64	54	0	2	1
Asgrow	A581	60.3	.	52.2	61	51	0	2	0
Cargill	775Y	59.7	.	50.9	55	44	0	2	3
NK	X654	59.0	.	54.5	56	47	0	3	4
Dyna Gro	780B	56.8	.	57.1	59	52	21	3	0
Dyna Gro	760C	53.2	.	46.8	54	48	0	3	5
Southern States	SS800	52.4	78.8	50.1	56	46	23	4	1
Cargill	837	52.3	.	54.4	58	49	5	3	0
Dyna Gro	751B	49.4	.	51.5	57	50	58	4	19
Dyna Gro	762B	44.6	.	55.6	57	52	3	4	5
CSC	1489	42.1	73.9	52.9	57	53	64	4	0
CSC	0380	41.7	69.0	51.5	57	51	48	4	3
Dyna Gro	752B	40.3	.	47.8	55	48	45	4	14
Southern States	SS-650	39.0	.	50.7	56	48	43	3	1
Southland	Y360	37.7	56.9	50.3	57	56	18	3	1
Southern States	SS560	36.8	66.8	47.6	50	42	0	3	66
NK	KS585	29.5	.	46.5	50	43	0	4	53
CSC	1472	23.4	.	39.9	50	46	65	4	18
Southern States	SS-600	21.4	.	43.6	55	48	80	4	20
CSC	5972	12.3	.	43.7	53	46	97	4	15
Average		51.65	78.4	50.7	57	48	19	3	8
LSD at 10% Level		9.0	11.5	3.6	3	3	26	1	12
Std. Err. of Entry Mean		3.8	4.9	1.5	1	2	11	1	5
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 = 14.8% and df for EMS = 90.
Bolding indicates entries yielding equal to highest yielding entry within a column based on Fisher's protected LSD (P = 0.10).
Planted:	June 12, 2000.
Harvested:	September 14, 2000.
Seeding Rate:	110,000 seed/acre in 30" rows.
Soil Type:	Greenville sandy clay loam.
Soil Test:	P = Medium, K = High, and pH = 6.0.
Fertilization:	Preplant: 65 lb N, 90 lb P2O5, and 45 lb K2O/acre. Sidedress: 50 lb N/acre.
Previous Crop:	Sorghum x sudan pasture.
Management:	Subsoiled and rototilled; Aatrex and one cultivation used for weed control.
Test conducted by A. E. Coy and M. D. Pippin.
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