Soybean Yield along the Texas Gulf Coast during Periods of Variable Rainfall as Influenced by Soybean Cultivar and Planting Date
Table 3
Yield response of soybean cultivars to planting dates in Wharton and Victoria Counties, 2006.
Wharton County
Victoria County
15 Mar
4 April
18 April
14 Mar
28 Mar
11 April
Kg/ha
AG 4703RR
4.7
652
1836
2832
572
834
229
AG 4801RR
4.8
1224
1573
2569
646
760
699
AG 4903RR
4.9
807
2501
2979
847
—
282
AG 5301RR
5.3
1520
686
1069
1164
551
363
Croplan 4655RR
4.6
1009
1661
3114
625
780
309
Croplan 4955RR
4.9
1406
2697
1917
968
—
289
Croplan 4992RR
4.9
726
1971
2838
753
—
585
DG 33B52RR
5.2
1634
1742
1177
968
605
679
DG 3481RR
4.8
1237
1540
3040
605
585
666
DG 36Y48RR
4.8
1675
2441
2885
753
—
820
DG 37G52RR
5.2
1843
3074
1876
908
901
625
DK 4866RR
4.8
1567
2448
2926
—
868
894
DK 5066RR
5.0
1567
2475
2663
—
—
—
DP 4919RR
4.9
894
1964
2448
841
975
538
DP 5110S (C)
5.1
1648
2448
1567
1096
1251
323
DP 5115RR
5.1
1022
2206
2058
995
—
377
DP 5414RR
5.4
2556
2656
2441
834
—
531
Garst 4612RR
4.6
794
1749
3019
814
874
720
Garst 4999RR
4.9
2334
3242
3369
780
—
720
HBK 4926 (C)
4.9
1782
2562
834
1137
989
242
HBK 5025 (C)
5
1769
2603
551
1715
1372
457
HBK 5123RR
5.1
1957
2253
1083
1042
—
498
HBK 5894 (C)
5.8
1554
1755
336
1304
336
87
NC+ 4A42RR
4.2
1836
2084
2616
693
834
551
NC+ 4A81RR
4.8
881
1721
1910
888
659
572
NC+ 465RR
4.6
1285
1648
2542
437
531
847
NC+ 5A15RR
5.1
881
1722
1910
551
659
572
NK 452 (C)
5.2
1883
2831
726
1157
1211
343
NKS 49-T1RR
4.9
1776
2428
1876
1029
807
114
Pioneer 94M90RR
4.9
1991
2273
2851
968
—
646
UA 4805 (C)
4.8
942
538
531
525
350
410
LSD (0.05)
437
215
Abbreviations: (C), conventional cultivars; MG, maturity group; RR, Roundup-Ready cultivars. Cultivar DG 5066RR not planted at Victoria County. Other locations or planting dates with “—” indicates not harvested.