• Table 1. Lint Yield of Entries in the Early-Maturing and Mid-Maturity Cotton Variety Trials in Mississippi Delta Environments During 1996-98
• Table 2. Lint Yield of Entries in the Early-Maturing and Mid-Maturity Cotton Variety Trials in Mississippi Delta Environments During 1997-98
• Table 3. Lint Yield of Entries in the Early-Maturing Cotton Variety Trials at Mississippi Delta Locations in 1998.
• Table 4. Lint Percent, Seed Index, and Fiber Properties of Entries in the Early-Maturing Cotton Variety Trials, Averaged Across Mississippi Delta Locations in 1998
• Table 5. Performance and Lint Yields of Entries in the Early-Maturing Cotton Variety Trial Grown on a Bosket Very Fine Sandy Loam Soil at Stoneville, MS, in 1998
• Table 6. Performance of Entries in the Early-Maturing Cotton Variety Trial Grown on a Dundee Sandy Loam at Tunica, MS, in 1998
• Table 7. Performance of Entries in the Early-Maturing Cotton Variety Trial Grown on a Dundee Soil at Clarksdale, MS, in 1998
• Table 8. Performance of Entries in the Early-Maturing Cotton Variety Trial Grown on a Commerce Very Fine Sandy Loam Soil at Rolling Fork, MS, in 1998
• Table 9. Performance of Entries in the Early-Maturing Cotton Variety Trial Grown on a Forestdale-like Silty Clay Loam Soil at Tribbett in 1998
• Table 10. Lint Yield of Entries in the Mid-Maturity Cotton Variety Trials at Mississippi Delta Locations in 1998

Table 1. Lint Yield of Entries in the Early-Maturing and Mid-Maturity Cotton Variety Trials in Mississippi Delta Environments During 1996-98.
Variety name	Stoneville	Tunica	Choctaw 30"	Rolling Fork	Tribbett	Mean
	lb/A	lb/A	lb/A	lb/A	lb/A	lb/A
Early-Maturing Varieties
Suregrow 501	1206	1056	1299	1311	1180	1210
Stoneville 474	1267	979	1327	1218	1216	1201
Stoneville BXN 47	1210	992	1344	1152	1208	1181
Paymaster PM 1215 BG	1322	950	1386	1007	1123	1158
Suregrow 125	1161	1041	1275	1171	1072	1144
Test Mean	1233	1004	1326	1172	1160	1179
Mid-Maturity Varieties
Stoneville 474	1222	-	1466	1138	1099	1231
Deltapine NuCotn 33B	1205	-	1240	1055	1076	1144
Terra 292	1029	-	1231	886	899	1011
Terra 366	1012	-	1182	939	877	1003
Test Mean	1117	-	1280	1005	988	1097

Table 2. Lint Yield of Entries in the Early-Maturing and Mid-Maturity Cotton Variety Trials in Mississippi Delta Environments During 1997-98.
Variety name	Stoneville	Tunica	Choctaw 30" rows	Rolling Fork	Tribbett	5-Location mean	4-Location mean
	lb/A	lb/A	lb/A	lb/A	lb/A	lb/A	lb/A
Early-Maturing Varieties
Suregrow 747	1281	1203	1606	1424	1319	1367	1307
Suregrow 501	1232	1134	1466	1500	1274	1321	1285
Stoneville 474	1270	1028	1435	1407	1335	1295	1260
Stoneville BXN 47	1215	1035	1476	1313	1238	1255	1200
Deltapine 20B	1295	1126	1298	1350	1208	1255	1245
Suregrow 125	1168	1145	1416	1284	1038	1210	1159
Deltapine NuCotn 33B	1220	979	1286	1225	1302	1202	1182
Deltapine 32B	1290	873	1351	1248	1118	1176	1132
Paymaster PM 1220 BG/RR	1099	1154	-	1314	1125	-	1173
Paymaster PM 1215 BG	1263	936	1420	1114	1072	1161	1096
Deltapine 50B	1207	1027	1211	1159	1159	1153	1138
Paymaster PM 1266	1173	1044	-	1079	1149	-	1111
Paymaster PM 1220 RR	1190	965	-	1192	1072	-	1105
Stoneville BG 4740	1170	798	1205	1095	1247	1103	1078
Stoneville 373	1095	979	-	1120	1166	-	1090
Paymaster PM 1244 RR	1094	972	-	1114	1052	-	1058
Fibermax 963	840	748	1302	974	932	959	874
Test Mean	1183	1009	1373	1230	1165	1176	-
Mid-Maturity Varieties
Stoneville 474	1221	-	1514	1330	1190	-	1314
Paymaster PM 1560 BG	1154	-	-	1334	1111	-	1200
Deltapine NuCotn 33B	1177	-	1256	1208	1105	-	1187
Fibermax 832	911	-	1378	946	959	-	1049
Terra 366	982	-	1238	1066	911	-	1049
Terra 292	991	-	1326	995	873	-	1046
All-Tex Topick	947	-	-	1147	923	-	1006
Fibermax 989	885	-	1311	930	871	-	999
Deltapine 5415 RR	979	-	-	1061	901	-	980
Test Mean	1027	-	1337	1113	983	-	1092

Table 3. Lint Yield of Entries in the Early-Maturing Cotton Variety Trials at Mississippi Delta Locations in 1998.1
Variety name	Stoneville	Tunica	Clarksdale	Rolling Fork	Tribbett	Mean
	lb/A	lb/A	lb/A	lb/A	lb/A	lb/A
Paymaster 1218 BG/RR	1266	808	1191	1595	937	1185
Suregrow 501	983	783	1288	1616	1019	1163
Suregrow 747	996	893	1284	1475	968	1140
AgriPro AP 7115	1079	987	1197	1550	838	1137
Suregrow SGX 105	936	808	1258	1493	1066	1134
Suregrow SGX 890	1042	850	1126	1507	976	1118
Deltapine DP 20B	1153	838	1021	1527	937	1113
Paymaster PM 1560 BG	1116	763	1159	1460	903	1103
Stoneville 474	935	668	1273	1437	1035	1098
Deltapine NuCotn 33B	1126	672	1218	1306	1017	1096
Suregrow 125	952	883	1251	1356	813	1063
Stoneville BXN 47	871	726	1270	1397	924	1060
DES 607	1019	928	1145	1239	888	1052
Paymaster 1210	958	843	1202	1316	854	1048
Phytogen PSC 355	1047	591	1291	1282	858	1044
Deltapine DP 32B	1133	552	1118	1378	873	1044
Deltapine DP 50B	1050	753	950	1387	924	1031
Deltapine DP 428B	917	806	1079	1334	910	1024
Deltapine DP 388	1048	765	1047	1366	798	1022
DES 227	902	722	1126	1378	850	1015
Deltapine DPX 8C27	1012	769	1222	1189	800	1015
DES 402	942	716	1212	1229	853	1010
Phytogen PSC 556	959	955	1087	1168	814	1000
Stoneville BG 4740	1061	615	980	1254	939	995
Paymaster 1220 BG/RR	653	837	1197	1394	838	994
Paymaster 1330 BG	997	724	990	1181	939	983
ACSI Fibermax 819	902	420	1137	1253	921	963
Deltapine DP 436RR	879	764	1174	1197	732	962
Paymaster PM 1244RR	898	595	1227	1083	801	944
AgriPro AP 7114	888	642	1114	1161	778	936
Paymaster PM 1215 BG	1027	535	1127	1123	727	934
Paymaster H1215	941	764	1139	1016	726	928
Deltapine DP 425RR	864	754	1108	1137	694	923
Paymaster PM 1220RR	955	608	1109	1156	679	922
Texas 224	884	545	1040	1145	835	914
SS 9802	779	485	1054	1183	863	901
Phytogen PSC 262	812	674	969	1171	802	901
Paymaster PM 1266	862	681	1070	1060	753	900
ACSI EXP0033	713	353	1233	1156	753	877
SS 9801	806	466	932	1100	896	866
Stoneville 373	744	655	1009	1041	733	850
Texas 121	813	520	996	1091	708	848
ACSI Fibermax 963	703	278	905	1171	817	810
Dyna-Gro 205	685	588	994	820	612	751
Texas 141	716	707	834	874	593	747
Texas 300	733	588	947	792	604	743
Test Mean	917	693	1115	1251	839	981
CV (%)	12.81	25.65	11.05	9.93	17.4	12.18
LSD (0.10)	87	162	91	92	108	42
R-squared	0.76	0.53	0.54	0.76	0.60	0.86
1Underlined values are not statistically different than the highest value in each column at the 10% level of significance.

Table 4. Lint Percent, Seed Index, and Fiber Properties of Entries in the Early-Maturing Cotton Variety Trials, Averaged Across Mississippi Delta Locations in 1998.1
Variety name	Lint percent	Micronaire	Length (UHM)	Unif. index	Strength (HVI)	Elongation	Seed index
	%		in	%	g/tex	%
ACSI Fibermax 819	37.18	4.53	1.16	84.36	30.05	5.71	11.49
ACSI Fibermax 963	33.64	4.11	1.08	82.86	28.99	6.09	10.90
ACSI EXP0033	36.34	4.49	1.13	83.36	28.52	5.53	11.38
AgriPro AP 7114	36.18	4.39	1.10	81.71	25.59	6.89	10.23
AgriPro AP 7115	36.90	4.31	1.09	82.50	27.50	6.50	10.73
Deltapine 20B	35.03	4.24	1.11	83.00	26.07	7.47	10.57
Deltapine 32B	34.72	4.56	1.10	83.31	27.89	6.76	10.22
Deltapine 425RR	33.01	4.57	1.11	82.36	26.01	6.74	10.47
Deltapine 428B	32.79	4.49	1.12	82.55	25.06	6.67	10.32
Deltapine 436RR	32.66	4.47	1.13	83.00	26.89	7.17	11.75
Deltapine 50B	31.88	4.34	1.14	83.29	26.96	7.12	10.78
Deltapine DPX 8C27	38.00	4.68	1.11	83.67	26.17	6.62	12.07
Deltapine DP 388	36.14	4.45	1.10	83.00	28.49	7.11	10.47
Deltapine NuCotn 33B	34.45	4.46	1.10	82.36	27.40	6.65	10.22
DES 227	34.80	4.75	1.14	84.14	29.62	7.20	11.58
DES 402	34.20	4.31	1.17	84.00	29.44	6.47	11.40
DES 607	37.18	4.23	1.14	83.50	27.51	7.12	10.57
Dyna-Gro 205	33.23	4.15	1.11	83.17	27.79	6.65	11.43
Paymaster 1210	39.16	4.52	1.09	82.71	26.66	6.31	11.17
Paymaster 1218 BG/RR	37.55	4.93	1.11	83.50	26.04	6.81	11.94
Paymaster 1220 BG/RR	35.59	4.73	1.13	84.14	29.26	7.00	12.16
Paymaster 1330 BG	34.48	4.39	1.14	83.43	28.86	6.26	11.44
Paymaster H1215	35.70	4.50	1.14	84.29	30.38	7.19	12.28
Paymaster PM 1215 BG	34.29	4.49	1.15	84.29	30.29	7.14	11.92
Paymaster PM 1220RR	36.79	4.82	1.14	84.86	30.06	7.22	11.87
Paymaster PM 1244RR	36.89	4.63	1.09	83.29	29.00	7.01	12.05
Paymaster PM 1266	34.36	4.09	1.16	83.29	25.84	5.99	11.53
Paymaster PM 1560 BG	36.12	4.71	1.11	83.86	28.96	6.84	11.14
Phytogen PSC 262	33.40	4.28	1.12	83.21	25.65	7.03	10.66
Phytogen PSC 355	36.83	4.74	1.13	84.36	30.26	7.63	11.23
Phytogen PSC 556	35.85	4.00	1.15	83.43	29.79	6.52	10.35
SS 9801	33.36	4.54	1.16	83.93	31.46	6.01	11.46
SS 9802	34.55	4.29	1.14	82.83	28.01	6.63	11.45
Stoneville 373	36.87	4.17	1.15	83.64	26.21	6.32	11.94
Stoneville BG 4740	37.77	4.79	1.09	83.14	27.16	6.44	10.63
Stoneville BXN 47	35.73	4.54	1.11	83.07	27.77	6.36	10.61
Stoneville ST 474	37.30	4.64	1.10	82.90	27.31	6.36	10.33
Suregrow 125	35.71	4.44	1.13	83.71	27.09	7.19	10.91
Suregrow 501	37.74	4.45	1.13	84.40	30.48	6.98	10.63
Suregrow 747	36.77	4.67	1.13	83.21	26.91	7.21	10.42
Suregrow SGX 105	35.99	4.62	1.13	83.93	27.80	6.81	10.83
Suregrow SGX 890	37.34	4.38	1.14	83.43	27.19	6.96	10.03
Texas 121	33.70	4.14	1.14	82.79	29.79	6.55	10.86
Texas 141	31.93	3.85	1.13	82.43	26.80	5.89	11.86
Texas 224	34.65	3.99	1.10	82.71	27.42	7.14	9.96
Texas 300	35.29	4.44	1.11	83.10	27.56	5.81	11.40
Test Mean	35.42	4.44	1.12	83.36	28.00	6.69	11.08
CV (%)	7.06	4.03	1.88	1.30	4.79	5.02	9.47
LSD (0.10)	1.25	0.12	0.01	0.70	0.86	0.22	0.68
Replications	15	15	15	15	15	15	15
R-squared	0.34	0.85	0.81	0.65	0.77	0.82	0.65
1Underlined values are not statistically different than the highest value in each column at the 10% level of significance.

Table 5. Performance and Lint Yields of Entries in the Early-Maturing Cotton Variety Trial Grown on a Bosket Very Fine Sandy Loam Soil at Stoneville, MS, in 1998.1, 2
Variety name	Lint yield 1998	First pick	Lint percent	Micro- naire	Length (UHM)	Unif. index	Strength (HVI)	Elon- gation	Seed index
	lb/A	%	%		in	%	g/tex	%
Paymaster 1218 BG/RR	1266	95.50	39.46	4.91	1.08	83.00	26.03	6.60	11.30
Deltapine DP 20B	1153	90.83	34.20	4.42	1.08	83.33	26.10	7.50	9.97
Deltapine DP 32B	1133	89.33	32.87	4.70	1.06	82.67	26.93	7.13	9.45
Deltapine NuCotn 33B	1126	90.33	32.69	4.69	1.07	82.33	26.43	6.73	9.50
Paymaster PM 1560 BG	1116	92.00	35.27	4.71	1.08	83.33	29.07	7.27	11.00
Deltapine DP 5111	1085	88.00	33.82	4.95	1.09	84.33	29.33	6.27	10.46
AgriPro AP 7115	1079	93.33	36.64	4.60	1.10	83.67	27.20	6.50	10.15
Stoneville BG 4740	1061	92.00	37.64	5.22	1.08	83.67	26.90	6.67	10.57
Deltapine DP 50B	1050	90.67	31.55	4.63	1.10	82.67	27.13	7.03	10.93
Deltapine DP 388	1048	90.33	33.34	4.55	1.11	83.33	28.43	6.97	9.63
Phytogen PSC 355	1047	93.83	36.73	4.87	1.10	84.33	30.50	8.07	10.48
Suregrow SGX 890	1042	93.00	36.17	4.68	1.13	84.00	28.47	7.03	10.29
Paymaster PM 1215 BG	1027	94.17	34.51	4.60	1.13	84.00	29.57	7.30	11.80
DES 607	1019	89.17	37.35	4.58	1.10	82.67	27.87	7.43	9.50
Deltapine DPX 8C27	1012	93.00	36.87	4.68	1.09	82.67	26.07	6.67	11.10
Paymaster 1330 BG	997	93.50	33.28	4.64	1.09	83.00	29.80	6.30	10.73
Suregrow 747	996	91.67	35.13	4.76	1.09	83.33	27.20	7.10	10.08
Suregrow 501	983	93.50	36.06	4.66	1.12	85.00	30.00	7.17	9.92
Phytogen PSC 556	959	92.67	34.46	4.05	1.13	84.00	29.97	6.63	9.58
Paymaster 1210	958	94.50	39.10	4.38	1.06	82.33	26.17	6.33	9.68
Paymaster PM 1220RR	955	93.17	36.19	4.93	1.10	84.67	29.63	7.13	11.47
Suregrow 125	952	91.00	34.53	4.60	1.12	84.67	27.00	7.17	9.83
DES 402	942	91.67	33.70	4.57	1.13	84.00	29.70	6.10	10.59
Paymaster H1215	941	91.33	34.44	4.40	1.11	83.33	29.60	7.23	11.27
Suregrow SGX 105	936	92.83	34.20	4.79	1.10	83.33	28.27	6.70	10.47
Stoneville ST 474	935	95.83	35.12	4.81	1.09	83.00	28.10	6.37	9.94
Deltapine DP 428B	917	93.50	30.50	4.78	1.08	82.33	24.50	6.40	10.71
DES 227	902	93.83	33.38	5.05	1.13	85.00	28.90	7.47	11.13
ACSI Fibermax 819	902	92.67	36.47	4.57	1.14	84.67	31.10	5.50	10.27
Paymaster PM 1244RR	898	92.00	37.16	4.65	1.08	83.33	29.07	7.00	11.57
AgriPro AP 7114	888	91.67	35.70	4.47	1.08	81.67	26.30	7.13	9.80
Texas 224	884	91.17	35.48	4.32	1.11	82.33	28.37	7.53	9.61
Deltapine DP 436RR	879	92.67	31.66	4.81	1.10	83.33	27.00	7.30	10.57
Stoneville LA887	873	91.33	36.10	4.59	1.13	84.00	30.97	6.83	10.80
Stoneville BXN 47	871	93.17	30.20	4.73	1.10	84.33	27.47	6.57	10.06
Deltapine DP 425RR	864	91.50	32.02	4.79	1.09	82.00	25.70	6.83	9.29
Paymaster PM 1266	862	94.00	30.88	4.01	1.15	83.33	25.97	6.13	10.44
Paymaster HS26	824	87.83	32.36	4.61	1.07	83.67	29.83	7.20	12.70
Texas 121	813	89.50	32.87	4.28	1.12	83.67	30.20	6.63	10.29
Phytogen PSC 262	812	90.83	31.35	4.59	1.10	83.67	25.87	7.27	10.39
SS 9801	806	93.50	33.14	4.72	1.13	84.33	32.03	6.00	10.73
SS 9802	779	92.67	32.59	4.58	1.12	83.00	28.43	6.70	11.03
Stoneville 373	744	91.50	36.18	4.20	1.12	83.00	25.30	6.90	10.97
Texas 300	733	86.67	33.49	4.57	1.10	83.00	27.07	5.83	11.16
Texas 141	716	88.17	30.29	3.94	1.09	81.33	26.63	6.00	11.93
ACSI EXP0033	713	84.67	36.10	4.71	1.09	83.33	28.63	6.20	11.00
ACSI Fibermax 963	703	86.00	30.67	4.24	1.06	82.33	30.47	5.73	9.74
Dyna-Gro 205	685	89.50	32.23	4.25	1.10	83.33	27.57	6.83	10.79
Paymaster 1220 BG/RR	653	92.67	22.20	4.79	1.09	83.67	27.93	6.90	11.20
Acala Maxxa	294	89.17	37.29	4.05	1.09	83.33	32.07	5.93	10.87
Test Mean	917	91.55	34.35	4.59	1.10	83.37	28.17	6.77	10.54
CV (%)	12.81	5.56	7.05	3.55	1.94	1.23	4.40	6.25	7.68
LSD (0.10)	87	3.77	2.55	0.22	0.03	1.39	1.68	0.57	1.10
Replications	6	3	3	3	3	3	3	3	3
R-squared	0.76	0.26	0.58	0.80	0.61	0.51	0.77	0.72	0.56
1Planted May 11; harvested Oct. 12. This site had heavy insect pressure/damage. 2Underlined values are not statistically different than the highest value in each column at the 10% level of significance.

Table 6. Performance of Entries in the Early-Maturing Cotton Variety Trial Grown on a Dundee Sandy Loam at Tunica, MS, in 1998. 1, 2
Variety name	Lint yield 1998	Lint percent	Micro- naire	Length (UHM)	Unif. index	Strength (HVI)	Elon- gation	Seed index
	lb/A	%		in	%	g/tex	%
AgriPro AP 7115	987	32.74	3.80	1.10	82.50	28.45	7.05	11.30
Phytogen PSC 556	955	30.50	3.56	1.17	84.00	32.70	6.85	10.95
DES 607	928	34.07	3.70	1.17	84.50	29.90	7.40	10.70
Suregrow 747	893	34.34	4.32	1.14	84.50	27.75	7.85	9.89
Suregrow 125	883	34.32	4.27	1.18	85.50	28.35	7.95	12.45
Suregrow SGX 890	850	36.92	4.42	1.15	84.50	29.10	7.15	11.10
Paymaster 1210	843	37.69	4.49	1.11	84.00	27.10	6.90	13.20
Deltapine DP 20B	838	33.00	3.82	1.12	84.50	28.40	8.15	10.58
Paymaster 1220 BG/RR	837	32.28	4.43	1.13	84.50	30.05	7.60	12.60
Paymaster 1218 BG/RR	808	32.15	4.72	1.11	85.50	27.00	7.50	12.75
Suregrow SGX 105	808	33.10	4.32	1.15	85.50	28.95	7.50	11.95
Deltapine DP 428B	806	30.35	3.96	1.14	83.85	27.75	7.70	10.57
Suregrow 501	783	33.58	3.89	1.12	82.80	32.65	7.40	11.87
Deltapine DPX 8C27	769	36.64	4.53	1.15	88.20	27.85	6.80	14.74
Deltapine DP 388	765	34.52	4.69	1.12	84.50	28.50	7.35	13.25
Paymaster H1215	764	34.64	4.58	1.14	85.50	31.90	7.60	13.20
Deltapine DP 436RR	764	31.88	3.88	1.16	84.50	29.10	7.40	13.95
Paymaster PM 1560 BG	763	32.27	4.31	1.13	84.50	30.70	7.15	10.43
Deltapine DP 425RR	754	31.14	4.14	1.15	84.00	27.90	7.15	10.09
Deltapine DP 50B	753	28.11	3.86	1.19	86.00	29.45	7.90	11.20
Stoneville BXN 47	726	32.14	4.10	1.12	82.50	29.50	6.45	11.55
Paymaster 1330 BG	724	33.24	4.27	1.15	84.50	28.70	6.65	12.80
DES 227	722	35.27	4.17	1.13	84.50	32.65	7.65	12.80
DES 402	716	34.01	3.88	1.22	84.50	31.25	6.70	13.30
Texas 141	707	29.45	3.80	1.15	84.00	28.80	6.20	13.60
Paymaster PM 1266	681	33.40	4.17	1.19	85.50	27.55	6.65	12.70
Phytogen PSC 262	674	31.11	3.91	1.17	85.00	27.10	7.25	11.35
Deltapine NuCotn 33B	672	31.65	4.19	1.13	84.00	29.40	7.10	12.00
Stoneville ST 474	668	34.17	4.13	1.06	82.80	27.15	6.20	9.53
Stoneville 373	655	35.96	4.04	1.17	85.50	28.20	6.75	13.95
AgriPro AP 7114	642	31.74	4.00	1.13	83.50	25.10	7.20	12.05
Stoneville BG 4740	615	35.47	4.18	1.07	83.50	27.30	6.75	9.95
Paymaster PM 1220RR	608	32.20	4.79	1.17	87.50	30.90	7.90	13.80
Paymaster PM 1244RR	595	32.74	4.38	1.11	84.50	29.50	7.60	11.85
Phytogen PSC 355	591	32.47	4.32	1.16	85.50	33.00	8.05	11.09
Texas 300	588	33.38	4.33	1.16	85.20	28.35	5.80	10.01
Dyna-Gro 205	588	29.62	3.73	1.13	84.20	28.25	6.50	13.34
Deltapine DP 32B	552	33.30	4.27	1.12	88.20	30.55	7.20	12.94
Texas 224	545	32.70	3.64	1.11	83.50	28.70	7.55	11.12
Paymaster PM 1215 BG	535	29.61	4.53	1.14	85.50	30.90	7.35	12.20
Texas 121	520	30.93	3.85	1.16	83.00	31.55	6.95	13.65
SS 9802	485	31.75	4.16	1.20	85.80	29.95	7.20	14.07
SS 9801	466	32.17	4.53	1.19	86.50	32.25	6.40	12.80
ACSI Fibermax 819	420	33.90	4.46	1.18	85.50	32.35	5.90	13.30
ACSI EXP0033	353	32.44	4.21	1.15	84.50	30.30	5.85	12.70
ACSI Fibermax 963	278	26.88	3.90	1.11	84.50	29.60	6.45	11.85
Test Mean	693	32.73	4.16	1.14	84.72	29.40	7.10	12.11
CV (%)	25.64	7.37	4.73	1.99	1.51	4.06	4.69	11.51
LSD (0.10)	162	3.15	0.33	0.04	2.16	2.02	0.56	2.89
Replications	4	3	3	3	3	3	3	3
R-squared	0.53	0.66	0.85	0.83	0.71	0.85	0.90	0.69
1Planted May 13; harvested Oct. 5 & 9. 2Underlined values are not statistically different than the highest value in each column at the 10% level of significance.

Table 7. Performance of Entries in the Early-Maturing Cotton Variety Trial Grown on a Dundee Soil at Clarksdale, MS, in 1998.1, 2
Variety name	Lint yield 1998	Lint percent	Micro- naire	Length (UHM)	Unif. index	Strength (HVI)	Elon- gation	Seed index
	lb/A	%		in	%	g/tex	%
Phytogen PSC 355	1291	38.80	4.80	1.15	83.67	29.47	7.33	11.37
Suregrow 501	1288	40.37	4.33	1.18	84.67	30.80	6.97	10.63
Suregrow 747	1284	38.43	4.68	1.15	82.33	26.97	6.97	10.87
Stoneville ST 474	1273	39.02	4.54	1.13	82.67	27.07	6.67	10.78
Stoneville BXN 47	1270	39.40	4.33	1.14	82.33	26.93	6.33	11.18
Suregrow SGX 105	1258	37.16	4.41	1.15	83.00	27.80	6.70	11.03
Suregrow 125	1251	37.43	4.45	1.14	83.67	26.17	7.43	10.43
ACSI EXP0033	1233	37.09	4.37	1.16	82.67	28.57	5.10	11.40
Paymaster PM 1244RR	1227	37.81	4.65	1.11	83.33	28.90	7.00	12.37
Deltapine DPX 8C27	1222	38.39	4.88	1.12	83.00	24.57	6.90	12.05
Deltapine NuCotn 33B	1218	36.95	4.19	1.12	82.00	27.13	6.70	9.35
DES 402	1212	33.96	4.23	1.21	84.00	29.40	6.53	11.39
Paymaster 1210	1202	40.58	4.66	1.16	83.00	28.93	5.83	11.73
Paymaster 1220 BG/RR	1197	36.33	4.79	1.18	84.67	30.60	7.27	12.87
AgriPro AP 7115	1197	38.64	4.21	1.12	82.67	26.57	6.67	11.23
Paymaster 1218 BG/RR	1191	38.13	4.94	1.13	83.00	25.17	6.87	12.60
Deltapine DP 436RR	1174	34.64	4.50	1.16	82.67	25.83	7.17	10.80
Paymaster PM 1560 BG	1159	37.58	4.61	1.18	85.00	29.67	6.57	11.53
DES 607	1145	38.20	4.11	1.17	83.00	25.90	7.00	11.63
Paymaster H1215	1139	35.86	4.61	1.18	85.00	31.23	7.10	12.90
ACSI Fibermax 819	1137	38.27	4.52	1.18	84.00	29.50	5.83	12.03
Paymaster PM 1215 BG	1127	34.59	4.50	1.18	84.00	30.80	7.10	12.33
DES 227	1126	34.67	4.56	1.19	83.33	29.53	7.03	11.77
Suregrow SGX 890	1126	38.52	3.98	1.15	82.00	27.43	6.87	9.75
Deltapine DP 32B	1118	36.06	4.61	1.13	82.00	28.57	6.60	10.02
AgriPro AP 7114	1114	36.65	4.44	1.12	81.33	24.43	6.97	9.76
Paymaster PM 1220RR	1109	38.45	4.89	1.19	85.00	30.77	7.00	11.83
Deltapine DP 425RR	1108	31.54	4.49	1.15	83.00	25.67	6.83	11.33
Phytogen PSC 556	1087	38.76	3.70	1.19	83.00	28.57	6.40	10.60
Deltapine DP 428B	1079	32.73	4.49	1.18	83.00	25.33	6.40	10.22
Paymaster PM 1266	1070	34.76	4.08	1.19	83.00	25.07	5.57	13.37
SS 9802	1054	37.47	4.12	1.15	81.33	27.60	6.47	10.77
Deltapine DP 388	1047	37.38	4.29	1.10	82.00	28.63	7.10	9.91
Texas 224	1040	32.89	3.73	1.13	81.67	27.33	6.90	9.82
Deltapine DP 20B	1021	34.21	4.35	1.16	82.33	25.90	7.43	9.95
Stoneville 373	1009	37.61	4.15	1.20	85.33	27.23	5.93	12.10
Texas 121	996	34.96	3.99	1.17	82.67	30.53	6.33	10.22
Dyna-Gro 205	994	34.52	4.19	1.15	83.33	28.63	6.73	10.93
Paymaster 1330 BG	990	34.20	4.34	1.18	83.67	29.10	5.89	11.90
Stoneville BG 4740	980	38.76	4.70	1.12	83.00	26.90	6.63	11.70
Phytogen PSC 262	969	34.54	4.16	1.15	82.33	25.80	6.63	10.40
Deltapine DP 50B	950	32.88	4.18	1.17	82.67	26.63	7.27	11.50
Texas 300	947	38.45	4.44	1.11	82.33	27.53	6.00	12.27
SS 9801	932	32.81	4.31	1.18	82.00	31.47	5.90	11.30
ACSI Fibermax 963	905	36.59	3.87	1.10	82.33	29.63	6.07	10.22
Texas 141	834	32.95	3.73	1.16	81.67	26.30	5.67	12.17
Test Mean	1115	36.52	4.37	1.16	83.01	27.88	6.62	11.22
CV (%)	11.05	6.91	4.66	2.20	1.21	5.99	4.87	9.84
LSD (0.10)	91	2.66	0.28	0.03	1.36	2.27	0.44	1.50
Replications	6	3	3	3	3	3	3	3
R-squared	0.54	0.61	0.78	0.67	0.63	0.67	0.81	0.58
1Planted May 5; harvested Sept. 21. 2Underlined values are not statistically different than the highest value in each column at the 10% level of significance.

Table 8. Performance of Entries in the Early-Maturing Cotton Variety Trial Grown on a Commerce Very Fine Sandy Loam Soil at Rolling Fork, MS, in 1998.1, 2
Variety name	Lint yield 1998	Lint percent	Micro- naire	Length (UHM)	Unif. index	Strength (HVI)	Elon- gation	Seed index
	lb/A	%		in	%	g/tex	%
Suregrow 501	1616	38.45	4.32	1.13	85.67	29.07	6.50	10.10
Paymaster 1218 BG/RR	1595	37.94	5.05	1.09	83.33	25.33	6.70	11.70
AgriPro AP 7115	1550	36.75	4.13	1.08	82.33	27.67	6.30	10.01
Deltapine DP 20B	1527	36.69	4.15	1.08	82.67	26.43	7.33	10.67
Suregrow SGX 890	1507	36.92	4.20	1.15	84.00	25.87	7.10	9.68
Suregrow SGX 105	1493	36.31	4.41	1.12	84.00	27.43	6.77	10.95
Suregrow 747	1475	36.91	4.47	1.12	83.00	25.83	7.13	10.20
Paymaster PM 1560 BG	1460	36.43	4.71	1.10	83.00	28.07	6.70	11.37
Stoneville ST 474	1437	37.73	4.54	1.10	83.00	26.00	6.13	10.56
Stoneville BXN 47	1397	37.39	4.56	1.11	83.33	28.43	6.47	11.40
Paymaster 1220 BG/RR	1394	36.42	4.86	1.11	84.00	28.23	6.63	12.53
Deltapine DP 50B	1387	32.62	4.36	1.12	83.67	26.57	7.00	10.28
Deltapine DP 32B	1378	35.56	4.52	1.09	82.67	27.93	6.40	10.37
DES 227	1378	35.27	4.74	1.13	85.00	28.70	7.03	10.67
Deltapine DP 388	1366	37.04	4.14	1.08	83.67	28.60	7.30	9.93
Suregrow 125	1356	35.31	4.21	1.10	82.67	27.57	6.90	10.85
Deltapine DP 428B	1334	34.78	4.32	1.08	81.67	25.50	6.60	9.91
Paymaster 1210	1316	38.12	4.46	1.08	82.33	26.77	6.43	11.17
Deltapine NuCotn 33B	1306	34.78	4.54	1.08	82.00	26.67	6.43	10.67
Phytogen PSC 355	1282	36.65	4.74	1.07	83.67	29.43	7.33	10.67
Stoneville BG 4740	1254	37.82	4.57	1.10	82.67	27.07	6.23	10.80
ACSI Fibermax 819	1253	37.75	4.37	1.14	83.67	28.60	5.83	11.06
DES 607	1239	36.68	4.16	1.12	84.33	27.63	6.97	10.38
DES 402	1229	34.19	4.16	1.14	84.00	28.90	6.30	11.37
Deltapine DP 436RR	1197	33.08	4.28	1.11	82.67	26.50	7.20	11.87
Deltapine DPX 8C27	1189	37.93	4.62	1.10	83.00	25.70	6.53	11.67
SS 9802	1183	33.93	4.07	1.10	81.33	26.80	6.47	11.23
Paymaster 1330 BG	1181	34.54	4.16	1.12	82.67	27.97	6.20	10.57
Phytogen PSC 262	1171	34.17	4.29	1.10	83.00	25.10	7.37	11.50
ACSI Fibermax 963	1171	34.83	4.02	1.08	83.00	28.07	5.93	11.67
Phytogen PSC 556	1168	36.09	4.01	1.15	83.67	29.83	6.60	10.34
AgriPro AP 7114	1161	36.72	4.40	1.08	81.33	25.60	6.77	10.74
ACSI EXP0033	1156	37.23	4.47	1.11	83.00	28.13	5.40	11.10
Paymaster PM 1220RR	1156	37.61	4.82	1.12	84.67	27.90	7.23	11.92
Texas 224	1145	34.89	3.82	1.09	83.67	25.70	7.03	9.91
Deltapine DP 425RR	1137	34.54	4.41	1.07	81.33	26.13	6.70	9.44
Paymaster PM 1215 BG	1123	35.31	4.48	1.15	84.67	29.27	7.23	12.27
SS 9801	1100	33.37	4.39	1.15	83.33	29.97	5.77	11.07
Texas 121	1091	34.81	4.13	1.11	82.33	27.77	6.50	10.53
Paymaster PM 1244RR	1083	36.65	4.46	1.07	82.67	27.83	6.90	12.00
Paymaster PM 1266	1060	34.78	4.09	1.15	83.00	24.90	6.13	11.90
Stoneville 373
1041	36.67	4.16	1.12	82.67	25.80	6.20	11.70
Paymaster H1215	1016	35.50	4.46	1.15	84.33	29.63	7.37	12.57
Texas 141	874	32.84	3.71	1.11	83.00	26.63	5.87	11.10
Dyna-Gro 205	820	33.77	4.19	1.10	83.00	26.63	6.63	11.57
Texas 300	792	34.12	4.19	1.09	82.67	27.80	5.87	10.79
Test Mean	1251	35.82	4.36	1.11	83.16	27.35	6.62	10.97
CV (%)	9.93	2.26	4.01	1.26	1.27	4.22	4.52	9.49
LSD (0.10)	92	0.85	0.24	0.02	1.43	1.57	0.41	1.41
Replications	6	3	3	3	3	3	3	3
R-squared	0.76	0.85	0.78	0.81	0.55	0.68	0.80	0.45
1Planted May 6; harvested Oct. 14 2Underlined values are not statistically different than the highest value in each column at the 10% level of significance.

Table 9. Performance of Entries in the Early-Maturing Cotton Variety Trial Grown on a Forestdale-like Silty Clay Loam Soil at Tribbett in 1998.1, 2
Variety name	Lint yield 1998	Lint percent	Micro- naire	Length (UHM)	Unif. index	Strength (HVI)	Elon- gation	Seed index
	lb/A	%		in	%	g/tex	%
Suregrow SGX 105	1066	38.20	5.08	1.14	84.33	26.93	6.63	10.12
Stoneville ST 474	1035	39.33	5.01	1.09	83.00	28.20	6.37	10.59
Suregrow 501	1019	38.75	4.85	1.12	83.33	30.60	7.00	11.02
Deltapine NuCotn 33B	1017	35.23	4.60	1.11	82.00	28.03	6.43	10.18
Suregrow SGX 890	976	38.05	4.65	1.15	83.00	25.73	6.70	9.71
Suregrow 747	968	38.24	4.99	1.15	83.33	27.07	7.20	10.87
Paymaster 1330 BG	939	36.72	4.50	1.14	83.67	28.67	6.43	11.63
Stoneville BG 4740	939	38.41	5.07	1.10	83.00	27.70	6.03	9.92
Paymaster 1218 BG/RR	937	38.27	4.94	1.12	83.33	26.97	6.60	11.63
Deltapine DP 20B	937	36.38	4.31	1.09	82.67	24.30	7.17	11.67
Deltapine DP 50B	924	33.00	4.52	1.13	82.33	25.83	6.67	10.14
Stoneville BXN 47	924	38.32	4.82	1.10	82.67	27.10	6.03	9.17
ACSI Fibermax 819	921	38.42	4.72	1.16	84.33	29.47	5.53	11.38
Deltapine DP 428B	910	34.68	4.71	1.12	82.33	23.13	6.60	10.27
Paymaster PM 1560 BG	903	37.78	5.09	1.09	83.67	27.87	6.60	11.13
SS 9801	896	34.91	4.77	1.15	84.33	31.87	6.13	11.83
DES 607	888	38.36	4.44	1.12	83.33	27.07	6.90	10.67
Deltapine DP 32B	873	35.41	4.61	1.09	82.67	26.67	6.60	9.22
SS 9802	863	35.98	4.48	1.15	83.67	27.90	6.50	11.00
Phytogen PSC 355	858	38.04	4.85	1.13	85.00	29.80	7.50	12.50
Paymaster 1210	854	39.82	4.63	1.07	82.33	24.50	6.23	10.75
DES 402	853	35.06	4.57	1.17	83.67	28.53	6.80	11.00
DES 227	850	35.58	5.06	1.11	83.00	29.33	6.97	11.93
AgriPro AP 7115	838	38.33	4.64	1.07	81.33	27.93	6.17	11.16
Paymaster 1220 BG/RR	838	37.54	4.67	1.14	84.00	29.73	6.80	11.77
Texas 224	835	36.64	4.34	1.09	82.67	27.43	6.80	9.72
ACSI Fibermax 963	817	36.97	4.44	1.08	82.67	27.40	6.37	11.36
Phytogen PSC 556	814	37.68	4.52	1.12	82.67	28.87	6.23	10.49
Suregrow 125	813	36.50	4.60	1.12	82.67	26.80	6.73	11.50
Phytogen PSC 262	802	35.05	4.35	1.11	82.67	24.87	6.70	9.88
Paymaster PM 1244RR	800	38.69	4.95	1.08	83.00	29.87	6.73	12.42
Deltapine DPX 8C27	800	39.79	4.64	1.11	83.00	27.23	6.27	11.67
Deltapine DP 388	798	37.87	4.64	1.10	82.00	28.27	6.90	10.55
AgriPro AP 7114	778	38.62	4.49	1.10	81.33	26.37	6.47	9.40
Paymaster PM 1266	753	37.68	4.13	1.14	82.33	26.30	5.70	9.62
ACSI EXP0033	753	37.57	4.60	1.14	83.67	27.57	5.20	11.15
Stoneville 373	733	37.63	4.24	1.15	82.33	25.20	5.97	11.63
Deltapine DP 436RR	732	31.76	4.68	1.12	82.33	26.73	6.87	12.30
Paymaster PM 1215 BG	727	35.85	4.38	1.15	83.67	31.10	6.77	11.10
Paymaster H1215	726	37.69	4.47	1.14	83.67	30.03	6.80	11.77
Texas 121	708	34.03	4.37	1.12	82.33	29.47	6.47	10.55
Deltapine DP 425RR	694	35.21	4.85	1.08	82.00	25.27	6.33	12.06
Paymaster PM 1220RR	679	37.98	4.65	1.11	83.33	31.37	7.07	10.97
Dyna-Gro 205	612	34.91	4.22	1.10	82.33	28.03	6.50	11.14
Texas 300	604	36.46	4.61	1.10	83.00	27.33	5.57	12.30
Texas 141	593	33.28	4.04	1.13	82.67	26.30	5.80	11.09
Test Mean	839	36.89	4.63	1.12	82.97	27.67	6.50	10.96
CV (%)	17.40	2.72	3.64	2.22	1.33	4.63	5.01	10.46
LSD (0.10)	108	1.06	0.23	0.03	1.50	1.74	0.44	1.56
Replications	4	3	3	3	3	3	3	3
R-squared	0.60	0.84	0.81	0.64	0.45	0.77	0.76	0.61
1Planted May 4; harvested Sept. 29 2Underlined values are not statistically different than the highest value in each column at the 10% level of significance.

Table 10. Lint Yield of Entries in the Mid-Maturity Cotton Variety Trials at Mississippi Delta Locations in 1998.1
Variety name	Stoneville	Clarksdale	Rolling Fork	Tribbett	Mean
	lb/A	lb/A	lb/A	lb/A	lb/A
Stoneville 4742	1069	1407	1392	1096	1241
Suregrow 7472	1045	1324	1565	959	1223
Paymaster PM 1560 BG	1065	1238	1516	935	1189
Phytogen PSC 952	990	1437	1252	982	1165
Deltapine NuCotn 33B	1149	1155	1301	1019	1156
AgriPro HS 46	903	1612	1162	898	1144
ACSI EXP0222	997	1390	1200	937	1131
Paymaster 1440	922	1327	1348	909	1126
Deltapine DP 458B/RR	1044	1223	1209	827	1075
Phytogen PSC 569	934	1302	1198	863	1074
TAMCOT 8104	980	1274	1126	845	1056
Phytogen PSC 636	946	1180	1161	922	1052
Deltapine DP 655B/RR	957	1112	1224	888	1045
ACSI Fibermax 832	779	1402	1036	798	1004
Deltapine DP 5415RR	904	1210	1038	809	990
All-Tex Topick	808	1083	1195	844	982
AgriPro AP 6101	900	1118	1016	881	979
AgriPro AP 4103	861	1091	1113	824	972
ACSI EXP1100	669	1314	1066	826	969
Deltapine DP 5415	896	1180	955	782	953
Terra 366	857	1048	1094	803	950
Terra 292	866	1069	1034	752	930
ACSI IG1023	659	1017	1102	782	890
ACSI Fibermax 989	692	1065	955	705	854
Test Mean	912	1232	1177	870	1038
CV (%)	10.92	9.37	8.30	13.04	10.00
LSD (0.10)	74	86	73	84	42
R-squared	0.73	0.67	0.77	0.71	0.86
1Underlined values are not statistically different than the highest value in each column at the 10% level of significance. 2Early-maturing variety used as check.