Location 2. . .Grower Cooperator - Dulaney Farms, Inc., Clarksdale

Soil type	Tunica silty clay
Soil pH	6.3
Soil fertility	P--high, K--high +
Fertilizer added	None
Herbicide application	Groups V-VI	Dual @ 3.0 pt/a
Fungicide application		Benlate @ 0.5 lb/a on growth stage R3 of Hutcheson
		Benlate @ 0.5 lb/a on growth stage R5 of Hutcheson
Irrigation	3.5 inches in the weeks of 7-20, 8-2, 8-17, and 9-1.
Planting date	Groups V-VI	5/10/95
Harvest date	Group V	10/9/95
	Group VI	10/17/95

Location Summary

Weather conditions for the growing season at the soybean variety trials on the Dulaney Place were good through July 5th. After that date, the plots received very little measurable rainfall. Temperatures were usually high during the month of August, exceeding 95 degrees each day.

Note: Previous crop was soybeans.

Rainfall Summary

	Inches
May	3.91
June	3.40
July	2.70
August	0.40
September	0.20
October	2.51
Total	14.12

Table 2A. Results of the 1995 Mississippi Soybean Variety Trials on a Tunica silty clay soil in Coahoma County (Clarksdale, location 2)

Maturity Group V		Yield (bu/a)			Maturity date	Plant height (in.)	Lodging score
Variety	Brand	3-Year avg.	2-Year avg.	1995	Maturity date	Plant height (in.)	Lodging score
Released varieties
S59-60	Northrup King	49.7	54.9	61.4	9/29	26	1
DP 3588	Deltapine	---	58.2	61.0	9/28	31	2
HBK 54	Hornbeck	---	52.8	60.7	10/02	22	1
R Robin-5	Riverside	---	56.0	60.2	10/02	20	1
3576	Dyna-Gro	48.7	58.0	59.0	9/28	23	1
9592	Pioneer	50.9	55.8	58.6	10/02	31	1
RVS 77	Riverside	47.8	56.2	58.6	10/02	25	1
DP 3589	Deltapine	48.6	50.4	58.5	9/29	32	2
A5843	Asgrow	42.8	51.0	58.5	10/02	28	1
Holliday	Public	42.6	47.8	58.2	9/25	18	1
H5545	Hartz	52.6	56.0	57.8	9/25	23	1
A5979	Asgrow	49.7	55.8	57.5	10/02	28	1
Hutcheson	Public	43.8	47.5	56.0	9/28	24	1
DK 5475	Delta King	---	---	55.9	9/25	24	1
Dixie 579	Dixie	---	---	55.8	10/02	20	1
Deltapine 105	Deltapine	46.1	50.8	55.3	9/29	32	2
A5885	Asgrow	---	47.3	53.7	10/02	26	1
9551	Pioneer	---	45.4	53.7	9/18	23	1
TV 5797	Terral	---	---	53.5	10/02	28	1
A5547	Asgrow	---	---	53.5	9/28	21	1
H5488	Hartz	---	---	53.3	10/02	24	2
5555	Terra Vig	41.7	47.0	53.1	10/02	30	1
Deltapine 415	Deltapine	45.1	50.1	51.7	9/28	26	1
H5454	Hartz	---	50.5	51.7	9/28	26	1
TV 5495	Terral	---	---	51.7	9/29	31	1
Clifford	Public	39.6	41.9	51.6	9/25	22	1
H5050	Hartz	---	---	51.4	10/02	28	1
H5218	Hartz	---	49.0	51.2	9/21	23	1
Dixie 544	Dixie	---	---	50.3	9/20	22	1
RVS 549	Riverside	50.0	53.8	50.0	10/02	23	1
DK 5850	Delta King	42.9	46.2	49.6	9/28	25	1
S59-95	Northrup King	---	---	49.6	10/01	24	1
TN5-92	Public	---	46.2	49.2	9/25	25	1
9584	Pioneer	45.0	46.9	48.8	9/29	25	1
9593	Pioneer	46.4	49.5	48.5	9/29	29	1
H5164RR**	Hartz	---	46.4	48.0	9/28	25	1
AT 555	AgraTech	---	---	47.9	9/29	23	1
DP 3571S	Deltapine	---	---	46.9	9/29	37	1
EK58	Buckshot	38.0	43.7	46.6	9/29	25	1
HY 574	HyPerformer	49.4	49.1	46.5	10/02	23	1
5452	Terra-Vig	45.1	47.2	46.4	9/28	27	1
FFR 514	AgraTech	---	---	46.2	9/15	20	1
RVS 529I	Riverside	---	---	45.0	9/25	48	2
577	Riverside	38.6	38.6	44.8	9/28	25	1
Rhodes	Public	45.2	46.4	44.7	9/28	27	1
HSC 591	HyPerformer	44.7	46.1	44.2	10/03	30	1
HBK 58	Hornbeck	---	43.0	44.0	10/02	24	1
CB 5691	Amer. Cyanamid	---	---	43.3	9/28	26	1
9501	Pioneer	---	38.6	40.3	10/02	33	1
H5088RR**	Hartz	42.4	42.6	39.6	10/02	25	1
A5403	Asgrow	---	---	38.9	9/21	24	1
H5566RR**	Hartz	39.3	40.8	37.9	9/28	25	1
55	Buckshot	40.3	43.6	36.4	10/02	24	1
TN5-95	Public	---	36.7	36.2	9/21	20	1
S57-11	Northrup King	---	41.1	32.5	9/28	24	1
DP 3519S	Deltapine	---	---	22.3	9/18	21	1
Experimental lines
ACT 95-59	Asgrow	---	---	65.8	10/02	25	1
TVX 5893	Terral	---	---	60.7	9/30	32	2
ACT 95-58	Asgrow	---	---	59.0	10/02	25	1
S88-1854	Public	---	---	55.8	9/29	23	1
R90-515	Public	---	53.5	52.8	10/02	26	1
D91-9391	Public	---	---	52.5	9/25	30	2
HY5-X572	HyPerformer	---	---	52.2	10/02	24	1
F91-1419	Public	---	---	45.6	9/25	23	1
D92-9779	Public	---	---	41.8	9/25	26	1
V88-1234	Public	---	---	40.9	9/29	22	1
X9558	Northrup King	---	---	35.8	9/21	25	1
D92-3267	Public	---	---	31.8	9/25	26	2
Overall mean		45.1	48.3	49.7
LSD @ .10		4.2	5.1	6.6
Error degrees of freedom		161	164	136
CV (%)		12.0	11.1	9.8
R2 %		82	79	82

Early maturing group check matured on 9/25/95
** 1995 lines were Roundup Ready and 1994 lines were not Roundup Ready

Table 2B. Results of the 1995 Mississippi Soybean Variety Trials on a Tunica silty clay soil in Coahoma County (Clarksdale, location 2)

Maturity Group VI		Yield (bu/a)			Maturity date	Plant height (in.)	Lodging score
Variety	Brand	3-Year avg.	2-Year avg.	1995	Maturity date	Plant height (in.)	Lodging score
Released varieties
9611	Pioneer	---	---	59.0	10/02	31	1
RVS 93-44	Riverside	---	---	57.8	10/06	33	1
DP 3606	Deltapine	52.2	56.9	54.6	10/02	32	1
TN6-90	Public	45.0	49.0	53.5	10/10	34	1
AT 655	AgraTech	---	---	53.5	10/13	41	1
A6297	Asgrow	49.3	52.4	53.3	10/06	29	1
S66-90	Northrup King	---	53.8	52.9	10/02	29	1
9641	Pioneer	54.1	57.3	52.4	10/03	38	1
Hartz 6200	Hartz	52.2	56.4	52.0	9/29	30	1
S62-66	Northrup King	53.5	58.7	51.5	10/03	27	1
Dillon	Public	49.9	55.7	51.1	10/02	36	1
RVS 93-36	Riverside	---	---	50.3	10/10	40	1
A6785	Asgrow	---	53.8	50.0	10/07	40	2
9692	Pioneer	51.5	51.3	48.6	10/11	37	1
H6255	Hartz	---	---	48.4	10/07	30	1
HSC 623	HyPerformer	---	---	48.4	10/02	29	1
Young	Public	52.3	55.2	48.4	10/06	44	2
6792	Terra-Vig	46.5	49.5	47.8	10/03	33	1
A6711	Asgrow	55.2	56.7	47.1	10/10	34	1
699	Riverside	44.1	50.3	46.8	10/11	34	1
DP 3682	Deltapine	---	53.9	46.6	10/11	35	1
A6961	Asgrow	---	49.5	45.6	10/14	37	1
Cajun	Riverside	45.4	47.7	45.5	10/10	27	1
H6686RR**	Hartz	47.2	46.5	44.6	10/10	33	1
6653	Terra-Vig	50.5	51.3	44.6	10/12	34	1
H6062	Hartz	---	---	44.4	10/07	33	1
HY 677	HyPerformer	50.7	51.1	44.2	10/12	30	1
Sharkey	Public	48.6	47.1	43.9	10/10	41	3
HBK 67	Hornbeck	---	49.5	42.1	10/14	31	1
TV 6565	Terra-Vig	42.3	46.8	42.0	10/11	29	1
HSC B2J	HyPerformer	49.1	51.5	41.2	10/06	32	1
Lamar	Public	45.6	44.2	36.7	10/13	37	2
66	Buckshot	---	40.6	35.5	10/14	38	1
Centennial	Public	---	37.5	34.4	10/13	35	1
H6567	Hartz	---	---	33.9	10/10	40	3
Experimental lines
X9562	Northrup King	---	---	60.9	10/03	24	1
DPX 3640	Deltapine	---	---	54.7	10/07	42	1
EXP 41345	AgraTech	---	---	50.4	10/11	29	1
DPX 3681	Deltapine	---	---	49.6	10/13	39	1
V88-494	Public	---	---	49.0	10/11	31	1
R91-4484	Public	---	---	44.6	10/02	26	1
SC 89-181	Public	---	---	42.7	10/13	38	1
TVX 6696	Terral	---	---	36.1	10/13	34	1
Overall mean		49.3	50.9	47.1
LSD @ .10		3.4	4.9	5.6
Error degrees of freedom		120	112	88
CV (%)		8.9	10.0	8.7
R2 %		84	79	85

Early maturing group check matured on 10/2/95
** 1995 lines were Roundup Ready and 1994 lines were not Roundup Ready

To Location 3 Results

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Information Bulletin 295

MAFES/MSU
Mississippi Agricultural and Forestry Experiment Station
Verner G. Hurt, Director -- Mississippi State, MS 39762
Donald W. Zacharias, President, Mississippi State University
R. Rodney Foil, Vice President

This document is public information and may be reproduced in part or in total. It should not be used to imply endorsement of any specific brand or product.

Information Bulletin 295 / Last Update: 4-15-96