Location 6 -- Brown Loam Branch Experiment Station, Raymond

Soil type	Loring silt loam
Soil pH	6.1 (Group IV & VI); 6.7 (Group V)
Soil fertility	P - M, K - M
Fertilizer added	0-17-34 @ 235 lb/a
Herbicide application	Preemergence - Scepter @ 0.67 pt/a + Prowl @ 1.5 pt/a
	Postemergence - Classic @ 2/3 oz/a + Fusilade @ 12 oz/a
Planting date	Group IV	4/16/97
	Group V-VI	5/5/97
Harvest date	Group IV Early	9/18/97
	Group IV Late	9/22/97
	Group V-VI	10/21/97

Location Summary

Adequate moisture at planting resulted in good emergence and early growth. Soybeans developed very well despite extremely dry conditions during flowering and pod development. Harvest proceeded on time. There were no insect or disease problems.

Rainfall Summary

Table 60. Maturity Group IV Early Soybeans Planted April 16, 1997, at the Brown Loam Branch Experiment Station in Raymond.1
Variety2	Brand	Yield			Maturity date	Plant height	Lodging score
		1995	1996	1997
		bu/a	bu/a	bu/a		in
Released Varieties
AP 4880	AgriPro	--	41.4	33.63	9/2	27	1
HY 4540	HyPerformer	36.0	42.8	31.33	9/14	27	1
DP 3478	Deltapine	33.4	43.5	30.33	8/29	27	1
A4715	Asgrow	38.3	40.2	29.2	9/13	26	1
S46-44	NK	27.7	--	27.2	8/27	28	1
TV 4479	Terral	30.9	47.6	26.3	8/28	26	1
TN4-86	Public	30.8	36.3	25.83	9/2	35	1
TV4664	Terral	--	--	23.83	8/20	25	1
HBK4755	Hornbeck	--	--	23.13	8/20	28	1
A4341	Asgrow	26.3	20.3	19.53	8/28	21	1
STRESSLAND	Public	29.5	28.1	16.13	8/18	28	1
Overall mean		29.8	36.5	26.0
LSD (.10)		8.8	7.2	4.5
Error degrees of freedom		36	28	20
CV (%)		21.5	14.2	12.2
R2 (%)		47	82	84
1Loring Silt Loam Soil. 2All are released varieties. 3Shattered.

Table 61. Maturity Group IV Late Soybeans Planted April 16, 1997, at the Brown Loam Branch Experiment Station in Raymond.1
Variety	Brand	Yield			Maturity date	Plant height	Lodging score
		1995	1996	1997
		bu/a	bu/a	bu/a		in
Released Varieties
HBK 49	Hornbeck	25.4	36.2	39.1	9/15	41	1
9511	Pioneer	--	54.0	36.1	9/20	30	1
KS 4895	Public	--	47.9	33.6	9/18	28	1
Manokin	Public	18.0	41.9	33.1	9/20	22	1
3495	Dyna-Gro	24.6	32.7	32.0	9/18	34	1
499	Riverside	20.4	46.3	31.4	9/17	36	1
S51-00	NK	--	49.2	31.1	9/16	29	1
HBK 5149	Hornbeck	--	--	30.4	9/16	24	1
TV 4770	Terral	--	47.9	29.7	9/16	30	1
Delta Grow 4710	Delta Grow	--	--	27.92	9/20	26	1
S48-14	NK	--	51.7	27.1	9/16	22	1
Dixie 478	Dixie	25.6	42.7	26.9	9/16	29	1
TN4-86	Public	30.8	30.6	26.8	9/1	34	1
A4922	Asgrow	27.2	43.3	26.62	9/1	28	1
9482	Pioneer	--	--	26.32	9/1	24	1
DK4860	Delta King	--	43.6	24.2	8/27	22	1
Wicomico	Public	8.0	37.5	23.4	9/19	27	1
CX 499c	DEKALB	25.1	39.7	23.12	8/19	32	1
TN4-94	Public	16.9	38.1	22.5	9/18	25	1
Experimental Lines
DPS 9749	Deltapine	--	--	36.3	9/15	30	1
TVX4975	Terral	--	--	34.4	9/20	34	1
RVS 490	Riverside	--	--	32.5	9/16	29	1
HBK X9748	Hornbeck	--	--	29.02	9/28	29	1
DK LDKX49994	Delta King	--	--	27.82	9/2	31	1
DGC751	DEKALB	--	--	26.1	9/1	29	1
DGC750	DEKALB	--	--	16.92	8/26	25	1
Overall mean		21.8	44.4	29.0
LSD (.10)		5.5	7.7	5.7
Error degrees of freedom		42	56	50
CV (%)		18.5	12.7	14.3
R2 (%)		79	74	68
1Loring Silt Loam Soil. 2Shattered.

Table 62. Maturity Group V Early Soybeans Planted May 5, 1997, at the Brown Loam Branch Experiment Station in Raymond.1
Variety	Brand	Yield			Maturity date	Plant height	Lodging score
		19952	1996	1997
		bu/a	bu/a	bu/a		in
Released Varieties
H5454	Hartz	24.1	41.1	47.0	10/03	21	1
Hutcheson	Public	29.5	41.3	43.5	9/27	25	1
TV5495	Terral	23.6	43.6	43.2	9/21	19	1
TV 5797	Terral	21.7	37.1	39.1	10/02	18	1
S57-11	NK	15.5	45.1	39.0	10/01	18	1
R Robin-5	Riverside	24.9	38.3	38.9	9/26	20	1
DP 3519s	Deltapine	16.8	32.1	38.7	9/25	24	1
A5547	Asgrow	11.2	32.8	37.9	10/04	24	1
HY 574	HyPerformer	21.9	46.5	37.3	10/02	28	1
H5050	Hartz	14.6	49.9	37.2	10/06	28	1
RVS 549	Riverside	14.4	50.8	36.7	9/28	26	1
RVS 77	Riverside	16.6	39.7	35.7	9/29	28	1
Delsoy 5500	Public	17.1	22.5	35.3	10/03	33	1
DK 5475	Delta King	13.1	48.3	33.6	9/28	25	1
CX 510C	DEKALB	--	28.5	33.5	10/11	40	2
Rhodes	Public	11.7	37.4	33.4	10/13	22	1
H5218	Hartz	19.6	34.5	32.7	10/12	25	1
499	Riverside	--	32.3	30.1	10/02	34	1
TV 5770	Terral	--	45.1	30.0	10/03	25	1
RVS 529I	Riverside	8.5	31.4	29.9	9/30	28	1
TN5-95	Public	12.1	40.1	29.3	9/30	25	1
Pace	Public	16.7	29.2	28.1	9/24	30	1
Experimental Lines
Delta Grow 5330	Delta Grow	--	--	38.7	10/04	30	1
DPS 9752	Deltapine	--	--	37.9	9/24	27	1
R93-171	Public	--	--	37.2	10/03	28	1
DGC753	DEKALB	--	--	28.7	10/02	24	1
J94-5	Public	--	--	28.43	9/23	20	1
DK LDKX51496	Delta King	--	--	27.4	10/12	27	1
DK LDKX57722	Delta King	--	--	23.9	10/04	23	1
Overall mean		--	36.2	34.6
LSD (.10)		--	9.7	6.1
Error degrees of freedom		--	88	58
CV (%)		--	19.7	12.9
R2 (%)		--	65	72
1Loring Silt Loam Soil. 21995 was not divided between early and late. 3Shattered.

Table 63. Maturity Group V Late Soybeans Planted May 5, 1997, at the Brown Loam Branch Experiment Station in Raymond.1
Variety	Brand	Yield			Maturity date	Plant height	Lodging score
		19952	1996	1997
		bu/a	bu/a	bu/a		in
Released Varieties
TV5926	Terral	--	--	35.9	9/25	25	1
DK5995	Delta King	--	--	35.6	10/13	27	1
UARK-5896	Public	20.0	58.3	35.6	10/11	30	1
HLA572	Hartz	--	--	34.4	10/2	31	1
9594	Pioneer	--	61.7	34.2	10/10	28	1
A5959	Asgrow	--	60.4	33.8	10/02	28	1
S59-60	NK	19.0	50.2	33.2	10/07	24	1
A5944	Asgrow	17.2	53.5	31.8	10/06	25	1
9592	Pioneer	13.6	53.2	31.0	9/30	33	1
3576	Dyna-Gro	23.1	24.1	30.1	10/09	24	1
TV 5893	Terral	15.5	39.0	29.8	9/25	31	1
A5848	Asgrow	22.0	48.9	28.6	10/11	23	1
55	Buckshot	9.8	47.6	28.2	10/06	27	1
ACCOMAC	Public	13.7	28.3	27.8	10/13	25	1
CX570C	DEKALB	--	--	27.0	10/13	22	1
DP 3588	Deltapine	15.9	47.4	25.4	9/24	30	1
A5843	Asgrow	6.8	43.7	24.8	9/26	27	1
Hutcheson	Public	29.5	49.1	24.1	10/01	25	1
DK 5850	Delta King	16.2	43.1	20.1	10/04	24	1
Experimental Lines
DGC758	DEKALB	--	--	35.8	10/12	28	1
HBK X9659A	Hornbeck	--	--	35.2	10/14	23	1
HBK X9657A	Hornbeck	--	--	34.1	9/26	32	1
J94-7	Public	--	--	30.0	10/12	21	1
DGC759	DEKALB	--	--	28.8	10/12	24	1
R92-1294	Public	--	--	28.6	10/14	24	1
DK LDKX54589	Delta King	--	--	24.1	10/12	27	1
S92-1679	Public	--	--	20.13	10/10	30	1
Overall mean		--	48.7	29.9
LSD (.10)		--	10.7	7.9
Error degrees of freedom		--	60	52
CV (%)		--	16.1	19.2
R2 (%)		--	68	61
1Loring Silt Loam Soil. 21995 was not divided between early and late. 3Shattered.

Table 64. Maturity Group VI Soybeans Planated May 5, 1997, at the Brown Loam Experiment Station in Raymond1
Variety	Brand	Yield			Maturity date	Plant height	Lodging score
		1995	1996	1997
		bu/a	bu/a	bu/a		in
Released Varieties
A6297	Asgrow	19.4	53.6	49.2	10/14	25	1
97b61	Pioneer	--	--	48.6	10/16	27	1
H6255	Hartz	13.3	47.7	48.4	10/03	27	1
DP 3640	Deltapine	17.3	48.8	48.2	10/02	32	1
S62-62	NK	--	47.4	42.9	10/01	22	1
9631	Pioneer	--	50.8	41.0	10/01	29	1
BOGGS	SGA	--	--	40.8	10/13	25	1
9592	Pioneer	13.6	44.7	39.4	10/13	30	1
9761	Pioneer	--	--	39.2	10/22	21	1
TN6-90	Public	14.7	52.6	39.1	10/14	29	1
TV6792	Terral	6.6	41.7	39.0	10/04	26	1
S65-50	NK	--	47.9	38.5	10/12	31	1
A6785	Asgrow	1.9	49.1	37.8	10/18	25	1
699	Riverside	8.4	42.8	37.4	10/11	30	1
9611	Pioneer	7.0	48.0	37.2	10/10	24	1
9692	Pioneer	18.5	50.1	34.4	10/12	24	1
Young	Public	7.1	38.6	34.2	10/02	32	1
DP3681	Deltapine	10.6	46.5	33.8	10/20	22	1
723	Buckshot	--	45.7	33.2	10/24	31	1
66	Buckshot	3.3	38.7	32.0	10/20	32	1
HY 663	HyPerformer	--	46.9	31.8	10/02	25	1
Lamar	Public	--	--	30.7	10/24	25	1
A6711	Asgrow	9.2	41.2	30.2	10/17	18	1
Dillon	Public	11.9	41.7	30.1	10/16	27	1
H6191	Hartz	--	40.9	29.5	10/10	18	1
RVS 678	Terra	--	54.2	28.2	10/13	24	1
Musen	Public	8.9	43.6	24.9	10/17	25	1
A6961	Asgrow	6.1	42.9	24.2	10/16	27	1
HBK 67	Hornbeck	10.6	40.9	15.5	10/13	22	1
Experimental Lines
HBK X9666	Hornbeck	--	--	44.0	10/05	30	1
R90-149s	Public	--	--	41.5	10/05	28	1
R92-1258	Public	--	47.5	40.7	10/01	29	1
SC89-147	Public	--	49.4	39.5	10/13	29	1
HBK X9668	Hornbeck	--	--	38.6	10/18	27	1
DGC762	DEKALB	--	--	36.3	10/02	26	1
R93-151	Public	--	--	35.5	10/12	22	1
V88-494	Public	11.8	42.5	27.0	10/20	22	1
Overall mean		8.7	45.4	36.3
LSD (.10)		7.0	10.4	8.9
Error degrees of freedom		96	84	72
CV (%)		59.3	16.8	18.0
R2 (%)		51	38	67
1Loring Silt Loam Soil.