Table 1. Summary of 1998 Yields for Maturity Group IV Early Soybeans.1
Variety Brand Clarksdale Stoneville
Irrigated
Stoneville
Nonirrigated
Delta
avg.
Olive
Branch
Prairie MSU Raymond2 Hill
avg.
Overall
avg.
    bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A
AP 4880 Agripro 64.1 66.6 24.9 51.9 54.8 30.0 49.9 -- 44.9 48.4
A4341 Asgrow 54.9 41.4 17.2 37.8 49.7 12.5 30.7 -- 30.9 34.4
A4604 Asgrow 56.2 64.7 22.4 47.8 50.0 26.9 44.9 -- 40.6 44.2
X9240RR Delta King 56.2 54.0 21.7 44.0 53.0 19.2 41.7 -- 37.9 41.0
DP 3478 Deltapine 67.9 67.6 25.5 53.7 64.1 29.8 51.3 -- 48.4 51.1
HBK 4600 Hornbeck 61.0 63.4 25.4 49.9 50.3 27.1 48.6 -- 42.0 46.0
HBK 4755 Hornbeck 56.3 58.4 22.2 45.6 59.8 14.8 44.8 -- 39.8 42.7
HY 4540 HyPerformer 62.6 57.1 24.9 48.2 54.6 20.7 43.4 -- 39.6 43.9
S46-44 NK 56.5 53.2 20.7 43.5 43.9 19.3 41.3 -- 34.8 39.2
TS 4792 Terra 47.0 50.3 22.1 39.8 42.9 30.3 33.4 -- 35.5 37.7
TV4479 Terral 60.2 57.9 24.8 47.6 51.8 22.4 44.1 -- 39.4 43.5
TV4664 Terral 54.0 62.4 21.5 46.0 53.6 18.4 38.6 -- 36.9 41.5
Stressland Public 43.7 59.4 15.1 39.4 46.4 16.3 37.4 -- 33.4 36.4
TN4-86 Public 48.4 46.9 25.1 40.1 46.1 30.1 31.6 -- 35.9 38.0
TN4-94 Public 59.4 54.8 17.3 43.8 54.3 28.4 43.3 -- 42.0 42.9
Overall Mean 56.6 57.3 22.0 45.3 51.7 23.1 41.7 -- 38.8 42.0
LSD (.10)  4.1  5.7  3.1  2.5  7.4  8.2  6.0 --  4.1  2.4
Error degrees of freedom 28   30   28   84   28   28   28   -- 84   168  
CV (%)  5.2  7.2  10.0  7.2 10.3 25.6 10.4 -- 13.5 10.3
R2 (%) 89   82   77   98   85   83   77   -- 93   96  
1All are released varieties.
2Not harvested.



Table 2.Summary of 1998 Yields for Maturity Group IV Late Soybeans.
Variety Brand Clarksdale Stoneville
Irrigated
Stoneville
Nonirrigated
Delta
avg.
Olive
Branch
Prairie MSU Raymond1 Hill
avg.
Overall
avg.
    bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A
A4922 Asgrow 60.5 61.2 19.9 47.2 55.9 22.8 41.5 -- 40.1 43.7
DP 3478 Deltapine 61.8 62.0 18.0 47.3 57.0 30.5 44.3 -- 43.9 45.6
DPX 8S49 (E)2 Deltapine 61.2 67.3 22.8 50.4 56.3 36.8 54.5 -- 49.2 49.8
Dixie 478 Dixie 63.8 66.0 17.7 49.2 60.4 30.0 45.9 -- 45.4 47.3
DG3495 Dyna-Gro 52.8 59.2 16.1 42.7 38.7 34.1 45.8 -- 39.5 41.1
FFR 495 Elite 65.1 66.4 17.5 49.7 59.0 31.6 50.9 -- 47.2 48.5
Genesis 9482 Genesis 53.5 57.5 18.7 43.2 51.6 26.2 45.8 -- 41.2 42.2
HBK 49 Hornbeck 51.9 54.3 19.0 41.7 42.3 33.8 42.7 -- 39.6 40.7
HBK 4890 Hornbeck 58.5 75.6 15.6 49.9 51.1 27.6 38.5 -- 39.1 44.5
HBK 5149 Hornbeck 69.5 51.0 15.6 45.4 44.9 27.6 46.1 -- 39.5 42.5
HBK X9749 (E)2 Hornbeck 59.9 62.6 20.4 47.6 57.7 25.7 41.1 -- 41.5 44.6
9482 Pioneer 67.6 71.7 25.4 54.9 55.5 33.5 50.9 -- 46.6 50.8
9492 Pioneer 56.7 58.9 22.7 46.1 48.8 25.3 36.4 -- 36.8 41.5
9511 Pioneer 68.8 63.7 17.1 49.9 46.9 40.4 54.9 -- 47.4 48.7
RVS 490 Riverside 61.2 60.8 13.0 45.1 46.5 32.9 49.5 -- 42.9 44.1
TV 4770 Terral 59.5 58.6 20.7 46.3 49.7 28.4 40.0 -- 39.4 42.9
TV4975 Terral 61.6 64.6 15.7 47.3 53.6 43.7 48.4 -- 48.6 47.9
KS 4895 Public 67.4 68.4 21.6 52.5 57.4 35.4 50.0 -- 47.6 50.1
Manokin Public 56.0 45.6 20.0 40.5 39.0 26.1 41.0 -- 35.4 37.9
Overall Mean 60.9 61.9 18.8 47.2 51.2 31.2 45.7 -- 42.7 44.9
LSD (.10)  5.3  5.7  3.6  2.8  9.3  7.6  4.6 --  4.2  2.5
Error degrees of freedom 36   36   36   108   36   36   36   -- 108   216  
CV (%)  6.4  6.7 14.0  7.7 13.2 17.6  7.3 -- 12.6 10.2
R2 (%) 74   81   69   98   74   81   79   -- 88   96  
1Not harvested.
2(E) = Experimental



Table 3. Summary of 1998 Yields for Maturity Group V Early Soybeans.
Variety Brand Clarksdale Stoneville
Irrigated
Stoneville
Nonirrigated
Delta
avg.
Olive
Branch
Prairie MSU Raymond1 Hill
avg.
Overall
avg.
    bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A
AP527STS Agripro 66.6 42.3  8.0 39.0 39.6 27.0 36.3 -- 34.3 36.7
A5547 Asgrow 74.2 61.0 10.3 48.5 54.8 28.3 41.3 -- 41.5 45.0
A5704 Asgrow 67.0 57.7 14.1 46.3 46.1 21.9 38.0 -- 35.3 40.8
55 Buckshot 68.8 55.7 11.5 45.3 46.3 35.1 43.6 -- 41.7 43.5
DG500A (E)2 DEKALB 59.0 73.1 13.3 48.5 54.2 26.5 41.9 -- 40.9 44.7
DG500B (E)2 DEKALB 58.0 48.5  8.6 38.4 46.7 25.9 33.1 -- 35.2 36.8
Delta King 5850 Delta King 65.6 64.7 11.6 47.3 53.9 34.9 41.0 -- 43.3 45.3
X9450RR Delta King 61.7 48.4  8.6 39.6 35.0 20.7 26.6 -- 27.4 33.5
DP 3519S Deltapine 49.6 53.2 11.2 38.0 56.0 28.6 40.4 -- 41.7 39.9
DP 5354 Deltapine 73.8 60.9 12.1 48.9 52.3 34.8 43.3 -- 43.5 46.2
DPX 8S56 (E)2 Deltapine 62.4 61.0  9.4 44.3 59.1 39.0 47.9 -- 48.7 46.5
Genesis 9511 Genesis 68.6 60.3 13.1 47.3 54.3 29.6 37.8 -- 40.6 44.0
H5050 Hartz 63.5 54.3 8.9 42.2 43.8 36.7 42.5 -- 41.0 41.6
HY 574 HyPerformer 63.2 52.2  9.4 41.6 51.6 39.7 47.3 -- 46.2 43.9
S57-11 NK 61.2 53.4 12.6 42.4 40.4 33.8 39.5 -- 37.9 40.2
X9851 (E)2 NK 65.6 51.1 11.2 42.6 50.7 27.6 37.2 -- 38.5 40.6
X9855 (E)2 NK 62.8 57.8 11.4 44.0 57.4 31.7 45.9 -- 45.0 44.5
9511 Pioneer 67.7 63.9 15.5 49.0 48.7 39.7 45.9 -- 44.8 46.9
95B33 Pioneer 72.5 74.5 13.2 53.4 60.7 35.8 46.9 -- 47.8 50.6
RVS 77 Riverside 70.7 53.1  8.4 44.1 40.3 33.4 43.6 -- 39.1 41.6
RVS 520 Riverside 70.4 49.7  3.6 41.2 32.8 33.9 39.4 -- 35.4 38.3
RVS 529I Riverside 56.5 45.2  8.1 36.6 44.3 29.8 39.9 -- 23.3 30.0
RVS 549 Riverside 64.3 48.1  8.4 40.3 49.2 28.3 39.1 -- 38.9 39.6
RVS Robin-5 Riverside 70.8 54.7 10.0 45.2 41.8 35.1 42.1 -- 39.7 42.5
TV5495 Terral 61.0 49.3 11.2 40.5 52.9 37.4 45.0 -- 45.1 42.8
Delsoy 5500 Public 73.3 61.3  8.6 47.7 41.3 29.6 36.9 -- 35.9 41.8
Essex Public 70.2 56.5  9.0 45.2 39.3 21.3 33.6 -- 31.4 38.3
Essex RSVI (E)2 Public 74.9 52.5  9.7 45.7 43.4 25.2 33.0 -- 33.9 39.8
Hutcheson Public 76.4 49.6 13.0 46.3 48.8 31.7 41.7 -- 40.7 43.5
TN5-95 Public 62.4 53.7  9.3 41.8 37.4 33.2 38.9 -- 36.5 39.2
V89-805 (E)2 Public 64.7 64.6 10.9 46.7 54.0 31.2 33.4 -- 39.5 43.1
V90-1012 (E)2 Public 71.0 54.0  8.5 44.5 48.3 30.5 42.5 -- 40.4 42.5
Overall Mean 66.2 55.8 10.4 44.1 47.7 31.2 40.2 -- 39.7 41.9
LSD (.10)  3.6  5.2  2.6  2.3  8.7  7.4  5.0 --  4.1  2.3
Error degrees of freedom 62   62   62   186   62   62   62   -- 186   372  
CV (%)  4.0  6.9 18.6  6.6 13.4 17.3  9.2 -- 13.3 10.2
R2 (%) 89   85   69   99   82   76   76   -- 86  97 
1Not harvested.
2(E) = Experimental.



Table 4. Summary of 1998 Yields for Maturity Group V Late Soybeans.
Variety Brand Clarksdale Stoneville
Irrigated
Stoneville
Nonirrigated
Delta
avg.
Olive
Branch
Prairie MSU Raymond1 Hill
avg.
Overall
avg.
    bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A
A5843 Asgrow 69.7 58.8 11.2 46.6 42.5 32.6 38.5 -- 37.9 42.3
A5848 Asgrow 76.8 58.1 10.8 48.6 41.4 39.7 37.4 -- 39.5 44.0
A5944 Asgrow 79.6 58.8 10.3 49.6 30.1 33.7 41.2 -- 35.0 42.3
A5959 Asgrow 82.0 52.9 10.7 48.5 40.9 39.0 44.2 -- 41.4 45.0
CX570c DEKALB 65.8 60.5 12.0 46.1 39.5 35.9 42.8 -- 39.4 42.8
DG758 DEKALB 66.8 53.5 10.2 43.5 37.5 42.0 44.7 -- 41.4 42.5
DG759 DEKALB 61.7 47.6  8.9 39.4 28.8 29.1 37.1 -- 31.7 35.6
DG858 (E)2 DEKALB 58.3 57.2 10.5 42.0 38.9 31.4 35.1 -- 35.1 38.6
Delta King 5995 Delta King 83.1 70.1 11.5 54.9 37.8 35.3 45.6 -- 39.6 47.3
DP 3588 Deltapine 64.5 55.0  9.8 43.1 27.1 39.7 43.1 -- 36.6 39.8
DPX 8S59 (E)2 Deltapine 62.0 59.9 10.9 44.3 30.2 38.8 41.9 -- 37.0 40.7
DG3576 Dyna-Gro 74.2 55.8  9.2 46.4 42.1 35.7 34.6 -- 37.5 41.9
FFR 597 Elite 66.4 52.3  9.4 42.7 37.4 36.6 38.5 -- 37.5 40.1
HBK 5770 Hornbeck 62.2 64.0  8.9 45.0 36.4 45.7 41.6 -- 41.2 43.1
HBK 5990 Hornbeck 70.7 54.6 10.7 45.3 41.4 29.9 42.5 -- 37.9 41.6
HBK X571-98 (E)2 Hornbeck 66.3 60.8 11.1 46.1 42.6 35.6 40.2 -- 39.5 42.8
S51-00 NK 72.4 60.1 10.3 47.6 42.1 40.0 43.8 -- 42.0 44.8
S59-60 NK 75.2 62.5 10.4 49.4 37.5 34.3 45.3 -- 39.0 44.2
9594 Pioneer 74.9 62.9 11.4 49.7 35.0 38.9 45.5 -- 39.8 44.8
TV5893 Terral 67.0 55.4  8.5 43.6 34.2 43.1 48.6 -- 41.9 42.8
TV5926 Terral 72.2 50.3  9.8 44.1 34.2 30.7 36.0 -- 33.6 38.9
DT95-15091 (E)2 Public 67.7 66.7 13.7 49.4 39.2 41.4 47.4 -- 42.7 46.1
DT95-15550 (E)2 Public 68.4 63.8 10.2 47.5 36.2 40.8 44.3 -- 40.4 44.0
DT95-17556 (E)2 Public 69.5 54.4 12.9 45.6 35.9 36.1 38.7 -- 36.9 41.3
Hutcheson Public 74.8 55.8  9.0 46.5 39.3 36.2 40.1 -- 38.5 42.5
UARK-5798 Public 74.7 55.9 10.4 47.0 33.1 43.8 43.2 -- 40.0 43.5
Caviness Public 76.3 61.6 12.6 50.2 45.5 38.2 39.4 -- 41.0 45.6
UARK-5896 Public 66.3 52.6 10.6 43.2 39.9 37.0 37.7 -- 38.2 40.7
V91-3036 (E)2 Public 68.9 51.9 12.0 44.3 40.7 37.0 31.3 -- 36.3 40.3
Overall Mean 70.3 57.7 10.6 46.2 37.5 37.2 41.0 -- 38.6 42.4
LSD (.10)  4.6  6.6  3.0  2.8 10.5  6.0  4.0 --  4.2  2.5
Error degrees of freedom 56   56   56   168   56   56   56   -- 168   336  
CV (%)  4.8  8.4 20.4  7.9 20.4 11.8  7.2 -- 13.9 10.8
R2 (%) 83   66   49   99   48   79   79   -- 66   97  
1Not harvested.
2(E) = Experimental.



Table 5. Summary of 1998 Yields for Maturity Group VI Soybeans.
Variety Brand MSU Prairie Raymond1 Average
  bu/A bu/A bu/A bu/A
A6297 Asgrow 34.0 29.6 -- 31.8
A6711 Asgrow 36.8 32.2 -- 34.5
A6785 Asgrow 23.0 34.4 -- 28.7
A6961 Asgrow 35.8 37.0 -- 36.4
66 Buckshot 28.7 32.8 -- 30.8
DG762 (E)2 DEKALB 29.2 26.5 -- 27.9
FFR 665 Elite 37.1 32.0 -- 34.6
H6200 Hartz 33.2 31.6 -- 32.4
HBK 6600 Hornbeck 40.1 36.2 -- 38.2
HBK 6800 Hornbeck 38.8 31.0 -- 34.9
S62-62 NK 41.8 37.2 -- 39.5
9594 Pioneer 42.6 37.8 -- 40.2
9631 Pioneer 43.4 37.3 -- 40.4
9692 Pioneer 37.9 34.5 -- 36.2
RVS678 Riverside 38.1 36.4 -- 37.3
BOGGS SGA 36.5 34.3 -- 35.4
Dillon Public 39.7 34.6 -- 37.2
Lamar Public 27.9 25.9 -- 26.9
Musen Public 30.6 32.4 -- 31.5
R92-1258 (E)2 Public 43.9 45.1 -- 44.5
SC89-147 Public 35.9 38.3 -- 37.1
TN6-90 Public 29.1 31.2 -- 30.2
Overall Mean 35.6 34.0 -- 34.8
LSD (.10)  6.6  4.4 --  3.9
Error degrees of freedom 42   42   -- 84  
CV (%) 13.4  9.4 -- 11.7
R2 (%) 68   75   -- 71  
1Not harvested.
2(E) = Experimental.



Table 6. Summary of 1998 Yields for Maturity Group IV Early Roundup Ready Soybeans. 1
Variety Brand Stoneville
Irrigated
Stoneville
Nonirrigated
Clarksdale Delta
avg
MSU Overall
  bu/A bu/A bu/A bu/A bu/A bu/A
AP4602RR Agripro 63.5 37.2 66.1 55.0 45.6 53.9
AG4501RR Asgrow 61.3 27.1 66.1 51.5 39.5 48.5
AG4601RR Asgrow 72.2 40.4 68.9 60.5 49.9 57.9
AG4602RR Asgrow 66.7 35.5 64.1 55.9 40.3 50.9
CX460RR DEKALB 61.6 35.7 65.1 54.1 34.8 49.3
4762RR Delta King 65.3 32.1 59.4 52.2 34.3 47.8
FFR 467RR Elite 61.6 36.7 69.3 55.9 38.8 51.6
H3090RR Hartz 62.6 28.2 59.3 50.1 26.1 44.1
H4252RR Hartz 66.9 37.4 60.8 55.0 48.5 53.4
HBK R4515RR Hornbeck 66.2 34.5 59.1 53.3 39.1 49.7
SF477RR SF Services 70.3 38.1 68.5 58.9 43.8 55.2
SG 468RR Sure-Grow 67.4 40.8 63.0 57.1 49.7 55.2
TS 466RR Terra 64.1 38.5 66.8 56.4 44.5 53.5
TV4466RR Terral 69.1 36.9 66.1 57.3 38.6 52.7
TV4666RR Terral 63.7 34.7 64.1 54.2 35.6 49.5
2467NRR Willcross 61.2 38.6 64.5 54.8 40.0 51.1
Overall Mean 65.2 35.8 64.4 55.2 40.6 51.5
LSD (.10)  4.9  4.0  5.7  2.8  8.4  2.9
Error degrees of freedom 30   30   30   90   30   120  
CV (%)  5.4  8.2  6.3  6.4 15.0  8.4
R2 (%) 59   74   51   96   65   95  
1All are released varieties.



Table 7. Summary of 1998 Yields for Maturity Group IV Late Roundup Ready Soybeans. 1
Variety Brand Stoneville
Irrigated
Stoneville
Nonirrigated
Clarksdale Delta
avg
MSU Overall
avg
  bu/A bu/A bu/A bu/A bu/A bu/A
AP 4980RR Agripro 62.3 32.6 55.1 50.0 44.3 48.6
AG4701RR Asgrow 58.8 31.3 64.6 51.5 36.0 47.7
AG4702RR Asgrow 65.6 33.7 65.7 55.0 49.7 53.7
AG4901RR Asgrow 60.5 39.8 63.6 54.6 46.0 52.5
DK 4965 RR2 Delta King 62.1 32.4 71.2 55.2 -- --
DP 4750RR Deltapine 57.9 38.2 57.3 51.2 52.2 51.4
DP 4969RR Deltapine 63.6 35.8 63.7 54.4 52.4 53.9
3463RR Dyna-Gro 60.1 40.3 70.1 56.8 50.8 55.3
H4994RR Hartz 64.4 37.6 61.1 54.4 45.9 52.3
H4998RR Hartz 52.9 28.9 -- -- 42.9 --
HBK R4898RR Hornbeck 56.3 31.4 44.6 44.1 39.0 42.8
9492RR Pioneer 66.7 39.1 68.3 58.0 53.2 56.8
94B81RR Pioneer 65.0 33.0 62.9 53.7 50.4 52.8
SG498RR Sure Grow 73.8 34.0 63.7 57.2 45.6 54.3
Overall Mean 62.2 34.9 62.5 53.5 47.3 51.8
LSD (.10)  6.4  5.5  8.4  3.9  5.7  3.3
Error degrees of freedom 26   26   24   72   24   88  
CV (%)  7.3 11.4  9.6  9.2  8.6  9.2
R2 (%) 66   63   68   93   77   92  
1All are released varieties.
2Planted at Clarksdale and Stoneville only.



Table 8. Summary of 1998 Yields for Maturity Group V Early Roundup Ready Soybeans.
Variety Brand Stoneville
Irrigated
Stoneville
Nonirrigated
Clarksdale Delta
avg
MSU Overall
avg
  bu/A bu/A bu/A bu/A bu/A bu/A
AP 543RR Agripro 46.9 24.7 56.6 42.8 38.0 41.6
AG5401RR Asgrow 66.2 37.1 69.7 57.7 34.9 51.9
AG5601RR Asgrow 40.9 30.3 63.1 44.8 30.6 41.2
AG5602RR Asgrow 64.6 35.3 73.0 57.6 31.5 51.1
DG531RR (E)1 DEKALB 61.3 39.0 59.2 53.2 39.9 49.9
5263RR Delta King 53.9 26.2 66.1 48.7 33.3 44.9
5664RR Delta King 52.5 38.2 54.1 48.3 22.5 41.8
DP 5644RR Deltapine 62.6 32.8 48.8 48.0 38.9 45.8
FFR RT517RR Elite 55.4 43.3 64.3 54.3 38.2 50.3
FFR RT557RR Elite 67.3 41.9 60.0 56.4 43.4 53.2
FFR RT587RR Elite 59.7 37.9 60.1 52.6 37.8 48.9
H5013RR Hartz 31.3 31.3 60.3 41.0 32.4 38.8
H5057RR Hartz 41.0 27.4 57.3 41.9 38.1 40.9
H5088RR Hartz 55.0 28.4 53.7 45.7 37.5 43.7
H5350RR Hartz 57.6 31.6 48.7 46.0 36.6 43.6
H5545RR Hartz 41.7 33.8 60.3 45.3 41.7 44.4
H5855RR Hartz 42.6 35.5 53.6 43.9 45.0 44.2
HBK R5411RR Hornbeck 59.6 33.7 62.7 51.9 40.8 49.2
HBK R5404RR Hornbeck 59.4 38.8 48.2 48.8 35.5 45.5
HBK R5588RR Hornbeck 62.0 39.9 61.9 54.6 42.4 51.6
X9856RR (E)1 NK 52.3 30.9 57.6 46.9 31.7 43.1
95B41RR Pioneer 65.2 42.6 69.4 59.1 35.0 53.1
SG567RR Sure-Grow 49.3 32.1 54.3 45.2 38.1 43.5
SF567RR SF Services 59.9 32.0 62.9 51.6 30.7 46.4
RVS X08RR (E)1 Terra 53.7 28.3 54.7 45.6 36.4 43.3
TS 556RR Terra 58.1 33.4 57.4 49.6 36.7 46.4
TV5666RR Terral 57.2 35.4 50.8 47.8 37.7 45.3
TV5466RR Terral 57.6 35.1 50.0 47.6 36.6 44.8
2517RR Willcross 62.0 36.0 58.9 52.3 37.7 48.7
Overall Mean 55.1 34.2 58.5 49.3 36.5 46.1
LSD (.10)  4.7  7.9  9.3  4.3  6.0  3.6
Error degrees of freedom 56   56   56   168   56   224  
CV (%)  6.3 16.8 11.7 11.2 12.1 11.5
R2 (%) 91   54   69   90   61   90  
1(E) = Experimental.



Table 9. Summary of 1998 Yields for Maturity Group V Late Roundup Ready Soybeans.
Variety Brand Stoneville
Irrigated
Stoneville
Nonirrigated
Clarksdale Delta
avg
MSU Overall
avg
  bu/A bu/A bu/A bu/A bu/A bu/A
AP 588RR Agripro 58.4 35.7 58.0 50.7 34.7 46.7
AG5801RR Asgrow 60.4 37.9 51.7 50.0 37.6 46.9
AG5901RR Asgrow 53.4 35.1 54.7 47.7 36.9 45.1
AG6101RR Asgrow 62.6 34.1 59.4 52.0 25.9 45.5
CX550RR DEKALB 56.1 36.1 60.7 51.0 34.6 46.9
DG858 (E)1 DEKALB 62.0 36.0 56.8 51.6 38.8 48.4
DK 5961RR Delta King 50.4 34.4 61.8 48.9 26.5 43.3
DP 5806RR Deltapine 45.4 36.3 48.4 43.4 40.6 42.7
DP 5960RR Deltapine 61.6 37.0 43.4 47.3 40.8 45.7
DP 6200RR Deltapine 49.0 33.9 54.7 45.9 42.0 44.9
H5181RR Hartz 35.0 30.3 43.9 36.4 28.9 34.5
H5889RR Hartz 51.8 33.7 52.2 45.9 41.0 44.7
H5999RR Hartz 50.2 37.1 56.6 48.0 34.2 44.5
H6255RR Hartz 55.7 27.9 47.9 43.8 36.4 41.9
HBK R5884RR Hornbeck 57.3 38.5 57.6 51.1 38.2 47.9
S51-T1RR NK 61.0 35.6 48.5 48.4 43.0 47.1
S59-V6RR NK 50.4 38.1 55.2 47.9 46.3 47.5
X9857RR (E)1 NK 50.5 39.1 63.0 50.9 42.4 48.8
95B71 Pioneer 45.1 27.9 59.5 44.2 31.9 41.1
96B01 Pioneer 60.2 36.9 51.0 49.4 40.5 47.2
SG597RR Sure-Grow 55.8 36.3 48.9 47.0 39.2 45.1
SG617RR Sure-Grow 50.0 29.1 34.5 37.9 41.2 38.7
RVS X037RR (E)1 Terra 27.2 23.6 46.9 32.6 29.7 31.9
RVS X024RR (E)1 Terra 38.5 22.0 59.2 39.9 36.7 39.1
TV5866RR Terral 48.0 36.6 58.0 47.5 38.9 45.4
0038RR (E)1 UAPX 34.1 27.1 55.0 38.7 34.6 37.7
Overall Mean 51.2 33.7 53.4 46.1 37.0 43.8
LSD (.10)  7.0  4.6 11.6  4.7  4.3  3.7
Error degrees of freedom 50   50   50   150   50   200  
CV (%) 10.0 10.0 15.9 13.1  8.5 12.5
R2 (%) 83   77   59   85   80   87  
1(E) = Experimental.



Table 10. Two-year Summary of Yields for Maturity Group IV Early Soybeans (1997-1998).1
Variety Brand Clarksdale Stoneville
Irrigated
Stoneville
Nonirrigated
Delta
avg
Olive Branch Prairie MSU Raymond2 Hill
avg
Overall
avg
  bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A
AP 4880 Agripro 47.7 62.4 26.6 45.6 62.4 37.6 39.4 -- 46.5 46.1
A4341 Asgrow 39.9 44.5 18.4 34.3 49.6 21.2 26.7 -- 32.5 33.4
DP3478 Deltapine 46.2 60.7 26.7 44.5 69.2 34.3 41.5 -- 48.3 46.4
HBK 4755 Hornbeck 50.5 52.3 19.5 40.8 59.7 23.9 35.1 -- 39.6 40.2
HY 4540 HyPerformer 45.6 47.2 20.3 37.7 52.9 28.4 35.1 -- 38.8 38.3
S46-44 NK 45.7 51.2 21.9 39.6 49.6 27.5 30.8 -- 35.9 37.8
TV4479 Terral 45.6 49.5 19.4 38.5 52.8 29.6 34.7 -- 39.1 38.6
TV4664 Terral 43.6 55.2 18.3 39.0 58.4 27.4 35.1 -- 40.3 39.6
STRESSLAND Public 40.5 54.9 14.6 36.7 52.1 25.3 33.1 -- 36.8 36.7
TN4-86 Public 40.3 44.7 21.1 35.4 49.1 35.4 26.6 -- 37.1 36.2
TN4-94 Public 61.6 51.8 18.2 43.9 54.3 34.5 30.9   39.9 41.9
Overall Mean 46.1 52.2 20.4 39.6 55.4 29.6 33.5 -- 39.5 39.5
LSD (.10)  5.3  4.9  2.1  2.5  3.8  4.7  3.5 --  2.3  1.7
Error degrees of freedom 40   40   40   120   40   40   40   -- 120   240  
CV (%) 11.9  9.6 10.6 11.3  7.0 16.5 10.6 -- 10.5 10.9
R2 (%) 92   81   88   96   91   89   93   -- 96   96  
1All are released varieties.
2Not harvested.



Table 11. Two-Year Summary of Yields for Maturity Group IV Late Soybeans (1997-1998).1
Variety Brand Clarksdale Stoneville
Irrigated
Stoneville
Nonirrigated
Delta
avg
Olive Branch Prairie MSU Raymond2 Hill
avg
Overall
avg
  bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A
A4922 Asgrow 49.4 50.6 18.9 39.6 58.9 29.8 32.9 -- 40.6 40.1
DP3478 Deltapine 43.1 57.9 22.9 41.3 65.7 34.7 37.9 -- 46.1 43.7
Dixie 478 Dixie 62.8 61.8 17.7 47.4 61.8 38.7 34.3 -- 44.9 46.2
DG3495 Dyna-Gro 49.7 57.6 18.7 42.0 44.2 35.5 38.8 -- 39.5 40.7
HBK 49 Hornbeck 56.3 58.3 22.9 45.8 48.2 38.6 37.7 -- 41.5 43.6
HBK 4890 Hornbeck 59.5 65.3 19.3 48.0 52.8 34.1 25.2 -- 37.3 42.7
HBK 5149 Hornbeck 61.9 49.5 20.6 44.0 54.2 33.1 37.1 -- 41.4 42.7
9482 Pioneer 54.8 60.7 24.3 46.6 65.2 37.3 33.6 -- 45.4 45.9
9511 Pioneer 66.9 59.9 23.4 50.1 56.7 44.6 44.1 -- 48.4 49.3
RVS 490 Riverside 56.7 59.5 18.9 45.0 56.1 40.8 42.9 -- 46.6 45.8
TV4770 Terral 46.2 50.3 19.2 38.6 49.4 30.9 29.2 -- 36.5 38.5
TV4975 Terral 58.4 59.6 19.7 45.9 52.5 44.9 41.2 -- 46.2 46.1
KS 4895 Public 65.5 62.4 23.6 50.5 63.6 36.2 35.7 -- 45.2 48.7
Manokin Public 53.4 49.7 24.6 42.6 54.9 37.9 37.6 -- 43.4 43.1
Overall Mean 56.0 57.4 21.1 44.8 56.0 37.4 36.3 -- 43.1 43.9
LSD (.10)  5.4  3.7  3.4  2.4  6.3  4.9  3.7 --  3.0  1.9
Error degrees of freedom 52   52   52   156   52   48   52   -- 156   312  
CV (%) 10.1  6.8 16.6  9.9 11.6 13.6 10.5 -- 12.4 11.2
R2 (%) 87  88  75  97  82  84  93  -- 92 95
1All are released varieties.
2Not harvested.



Table 12. Two-Year Summary of Yields for Maturity Group V Early Soybeans (1997-1998).1
Variety Brand Clarksdale Stoneville
Irrigated
Stoneville
Nonirrigated
Delta
avg
Olive Branch Prairie MSU Raymond2 Hill
avg
Overall
avg
  bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A
A5547 Asgrow 65.9 56.9 14.6 45.8 62.1 35.7 44.5 -- 47.4 46.6
55 Buckshot 60.7 53.5 15.3 43.2 55.9 39.7 47.8 -- 47.8 45.5
DP 3519S Deltapine 48.1 46.3 9.8 34.7 61.7 29.9 43.6 -- 45.1 39.9
DP 5354 Deltapine 69.2 62.7 19.7 50.5 58.6 36.6 47.2 -- 47.5 49.0
DK 5850 Delta King 64.4 59.6 16.4 46.8 60.8 34.6 46.7 -- 47.4 47.1
H5050 Hartz 64.2 54.2 20.7 46.4 59.7 40.5 48.9 -- 49.7 48.1
HY 574 HyPerformer 63.4 51.2 19.4 44.7 63.9 30.1 49.1 -- 47.7 46.2
S57-11 NK 60.6 52.1 21.1 44.6 49.9 33.3 43.9 -- 42.4 43.5
RVS 77 Riverside 65.5 49.9 17.4 44.3 53.6 33.1 44.4 -- 43.7 44.1
RVS 529I Riverside 56.2 50.7 16.9 41.3 51.1 33.2 40.5 -- 41.6 41.5
RVS 549 Riverside 61.4 49.3 17.5 42.7 59.6 32.3 41.4 -- 24.6 33.7
Robin-5 Riverside 66.1 47.5 12.1 41.9 56.8 33.5 45.9 -- 45.4 43.7
TV5495 Terral 59.2 48.9 14.7 40.9 60.8 39.6 48.2 -- 49.5 45.2
Delsoy 5500 Public 69.4 58.6 18.5 48.8 50.9 33.3 41.9 -- 42.1 45.5
Hutcheson Public
68.5 51.2 20.2 46.6 61.2 34.1 44.9 -- 46.7 46.7
TN5-95 Public 56.6 50.7 15.1 40.8 51.3 33.9 38.3 -- 41.2 41.1
Overall Mean 62.5 52.7 16.8 42.7 57.4 34.6 44.8 -- 45.6 44.1
LSD (.10)  3.7  3.7  4.0  1.9  5.2  5.5  4.1 --  2.8  1.7
Error degrees of freedom 60   60   60   180   60   60   60   -- 180   360  
CV (%)  6.2  7.2 24.8  8.0  9.4 16.5  9.4 -- 11.3  9.9
R2 (%) 85   79   86   98   90   70   71   -- 91   96  
1All are released varieties.
2Not harvested.



Table 13. Two-Year Summary of Yields for Maturity Group V Late Soybeans (1997-1998).1
Variety Brand Clarksdale Stoneville
Irrigated
Stoneville
Nonirrigated
Delta
avg
Olive Branch Prairie MSU Raymond Hill
avg
Overall
avg
  bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A bu/A
A5843 Asgrow 66.9 53.9 13.7 44.8 56.6 36.1 46.3 -- 46.3 45.6
A5848 Asgrow 69.7 53.8 17.4 46.9 54.5 39.7 43.3 -- 45.8 46.4
A5944 Asgrow 72.2 56.7 17.4 48.8 51.8 38.3 45.9 -- 45.3 47.1
A5959 Asgrow 72.9 52.9 16.4 47.4 59.9 40.9 47.5 -- 49.4 48.4
CX570c DEKALB 62.9 59.4 19.2 47.2 56.1 35.5 51.2 -- 47.6 47.4
DG758 DEKALB 61.3 53.1 20.6 45.1 54.8 41.5 49.9 -- 48.7 46.9
DG759 DEKALB 65.5 47.6 15.6 42.9 44.8 35.8 43.5 -- 41.4 42.2
Delta King 5995 Delta King 70.9 60.8 15.1 48.9 58.2 35.4 49.2 -- 47.6 48.3
DP 3588 Deltapine 59.8 53.9 19.8 44.5 44.1 41.3 51.1 -- 45.5 45.1
DG3576 Dyna-Gro 67.1 49.1 14.8 43.7 55.5 36.4 39.7 -- 43.9 43.8
HBK 5770 Hornbeck 62.3 57.8 15.6 45.2 51.7 41.6 48.2 -- 47.2 46.2
HBK 5990 Hornbeck 67.3 58.6 21.8 49.2 56.5 38.5 48.9 -- 48.1 48.7
S59-60 NK 71.8 55.5 16.5 47.9 53.8 36.9 53.4 -- 48.1 48.1
9594 Pioneer 70.4 60.3 19.3 50.1 56.6 42.2 49.9 -- 49.6 49.9
TV5893 Terral 60.9 54.8 17.3 44.3 52.9 42.3 53.6 -- 49.6 46.9
TV5926 Terral 69.5 50.8 16.7 45.7 47.7 32.4 40.7 -- 40.3 43.1
Hutcheson Public 66.7 50.6 13.7 43.7 56.5 38.4 44.1 -- 45.7 44.7
Caviness Public 66.5 55.8 15.3 45.9 59.8 36.3 43.3   46.5 47.1
UARK-5798 Public 68.5 55.9 21.3 48.6 52.4 45.9 48.5 -- 48.9 47.6
UARK-5896 Public 60.1 52.6 18.8 43.8 53.8 38.9 43.4 -- 45.4 44.6
Overall Mean 66.7 54.8 17.3 46.2 53.9 38.6 47.1 -- 46.5 46.4
LSD (.10)  3.8  4.2  3.0  2.1  5.8  4.3  3.7 --  2.7  1.7
Error degrees of freedom 76   76   76   228   76   76   76   -- 228   456  
CV (%)  5.8  8.0 18.2  8.3 11.2 11.5  8.2 -- 10.4  9.4
R2 (%) 86   74   91   98   93   79   85   -- 92   97  
1All are released varieties.
2Not harvested.



Table 14. Two-Year Summary of Yields for Maturity Group VI Soybeans (1997-1998).
Variety Brand MSU Prairie Raymond1 Average
  bu/A bu/A bu/A bu/A
A6267 Asgrow 42.7 35.5 -- 39.1
A6711 Asgrow 43.7 33.7 -- 38.7
A6785 Asgrow 36.5 38.8 -- 37.7
A6961 Asgrow 46.7 39.2 -- 42.9
BU66 Buckshot 42.8 37.6 -- 40.2
DG762 (E)2 DEKALB 37.1 32.7 -- 34.9
HBK 6600 Hornbeck 59.9 39.2 -- 49.6
HBK 6800 Hornbeck 45.9 35.6 -- 40.8
S62-62 NK 46.2 40.8 -- 43.5
9631 Pioneer 48.8 41.7 -- 45.3
RVS678 Riverside 45.7 41.7 -- 43.7
BOGGS SGA 45.3 38.2 -- 41.9
Dillon Public 47.7 36.2 -- 41.9
Lamar Public 37.6 31.7 -- 34.7
Musen Public 41.8 37.3 -- 39.6
R92-1258 (E)2 Public 48.5 49.4 -- 48.9
SC89-147 Public 43.9 41.8 -- 42.9
TN6-90 Public 36.2 36.5 -- 36.4
Overall Mean 43.7 38.2 -- 41.0
LSD (.10)  4.0  4.1 --  2.9
Error degrees of freedom 68   68   -- 136  
CV (%)  9.6 11.2 -- 10.3
R2 (%) 90   77   -- 87  
1Not harvested.
2(E) = Experimental.



Table 15. Two-Year Summary of Yields for Maturity Group IV Early Roundup Ready Soybeans (1997-1998).1
Variety Brand Stoneville
Irrigated
Stoneville
Nonirrigated
Delta
avg.
MSU Overall
avg.
  bu/a bu/a bu/a bu/a bu/a
AG4501RR Asgrow 59.1 25.3 42.2 31.8 38.7
AG4601RR Asgrow 67.5 35.7 51.6 36.3 46.5
SF477RR SF Services 66.1 35.1 50.6 34.9 45.4
TV4666RR Terral 31.7 27.9 44.8 27.2 38.9
Overall Mean 63.6 31.0 47.3 32.5 42.4
LSD (.10)  3.8  2.5  2.2  5.0  2.1
Error degrees of freedom 12   12   24   12   36  
CV (%)  5.8  7.7 6.6 14.9 8.9
R2 (%) 80   94   98   91   98  
1All are released varieties.



Table 16. Two-Year Summary of Yields for Maturity Group IV Late Roundup Ready Soybeans (1997-1998).1
Variety Brand Stoneville
Irrigated
Stoneville
Nonirrigated
Delta
avg.
MSU Overall
avg.
  bu/a bu/a bu/a bu/a bu/a
AG4701RR Asgrow 56.9 30.6 43.7 27.4 38.3
AG4702RR Asgrow 64.2 32.7 48.5 36.9 44.6
3463RR Dyna-Gro 57.1 33.9 45.5 34.7 41.9
H4994RR Hartz 65.6 36.7 51.2 39.1 47.1
H4998RR Hartz 59.8 31.7 45.8 42.9 44.8
HBK R4898RR Hornbeck 56.9 29.3 43.1 32.3 39.5
Overall Mean 60.1 32.5 46.3 35.6 42.7
LSD (.10)  3.6  3.1  2.3  3.1  1.8
Error degrees of freedom 20   20   40   20   60  
CV (%)  5.9  9.6 7.3  8.8 7.7
R2 (%) 79   76   97   96   97  
1All are released varieties.



Table 17. Two-Year Summary of Yields for Maturity Group V Early Roundup Ready Soybeans (1997-1998).1
Variety Brand Stoneville
Irrigated
Stoneville
Nonirrigated
Delta
avg.
MSU Overall
avg.
  bu/a bu/a bu/a bu/a bu/a
AP543RR Agripro 55.2 31.5 43.3 39.1 41.9
AG5601RR Asgrow 49.7 32.3 41.0 31.5 37.8
AG5602RR Asgrow 63.2 34.6 48.9 34.2 44.1
DP 5644RR Deltapine 64.6 33.8 49.2 40.5 46.3
H5088RR Hartz 55.7 31.1 43.4 40.9 42.6
H5545RR Hartz 47.2 38.2 42.7 42.7 42.7
H5855RR Hartz 52.1 39.9 46.0 40.8 44.3
HBK R5411RR Hornbeck 61.1 37.7 49.3 38.6 45.8
HBK R5404RR Hornbeck 58.3 39.9 49.1 35.9 44.7
HBK R5588RR Hornbeck 62.4 37.9 50.1 41.7 47.3
SG567RR Sure-Grow 52.7 30.9 41.8 38.1 40.6
SF567RR SF Services 64.6 33.3 49.0 33.9 43.9
TV5466RR Terral 60.1 36.6 48.3 36.9 44.5
TV5666RR Terral 61.1 37.8 49.4 36.8 45.2
Overall Mean 57.7 35.4 46.5 37.9 43.7
LSD (.10)  4.2  6.0  3.6  4.6  2.9
Error degrees of freedom 52   52   104   52 156
CV (%)  7.5 17.6 11.5 12.6 11.9
R2 (%) 82   48   90    53 89  
1All are released varieties.



Table 18. Two-Year Summary of Yields for Maturity Group V Late Roundup Ready Soybeans (1997-1998).1
Variety Brand Stoneville
Irrigated
Stoneville
Nonirrigated
Delta
avg.
MSU Overall
avg.
  bu/a bu/a bu/a bu/a bu/a
AP588RR Agripro 60.3 33.1 46.7 34.4 42.6
AG5801RR Asgrow 64.4 39.9 52.2 36.7 47.1
AG5901RR Asgrow 58.9 34.9 46.9 36.5 43.4
AG6101RR Asgrow 64.7 32.5 48.6 31.1 42.8
DP 5806RR Deltapine 56.9 36.1 46.4 40.8 44.6
DP 5960RR Deltapine 63.8 34.8 49.4 41.5 46.7
H5889RR Hartz 60.1 36.7 48.3 40.9 45.9
H5999RR Hartz 60.1 38.9 49.5 34.1 44.4
HBK R5884RR Hornbeck 61.4 36.6 49.0 40.4 46.1
S59-V6 NK 61.2 37.3 49.2 43.1 47.2
SG597RR Sure-Grow 61.1 37.6 49.3 41.2 46.6
SG617RR Sure-Grow 59.6 30.2 44.9 43.2 44.3
TV 5866RR Terral 56.7 35.4 46.0 39.1 43.7
Overall Mean 60.7 35.7 48.2 38.7 45.0
LSD (.10)  5.0  3.0  2.9  2.9  2.2
Error degrees of freedom 48   48   96   48   144  
CV (%)  8.6  8.6 8.8  7.9 8.7
R2 (%) 78   66   95   79   94  
1All are released varieties.



Table 19. Three-Year Summary of Yields for Maturity Group IV Early Soybeans (1996-1998).1
Variety Brand Stoneville
Irrigated
Stoneville
Nonirrigated
Delta
avg
Olive
Branch
Raymond2 Hill
avg
Overall
avg
  bu/a bu/a bu/a bu/a bu/a bu/a bu/a
AP4880 Agripro 59.4 38.8 49.1 61.1 -- 61.1 53.1
A4341 Asgrow 44.8 26.9 35.8 43.1 -- 43.1 38.2
DP3478 Deltapine 57.4 36.6 47.0 66.7 -- 66.7 53.6
HY 4540 HyPerformer 48.6 32.8 40.7 52.2 -- 52.2 44.5
TV4479 Terral 50.6 32.6 41.6 50.6 -- 50.6 44.6
STRESSLAND Public 53.9 26.4 40.2 48.9 -- 48.9 43.1
TN4-86 Public 45.7 33.3 39.5 48.6 -- 48.6 42.5
TN4-94 Public 49.2 30.4 39.8 50.6 -- 50.6 43.4
Overall Mean 51.2 32.2 41.7 52.7 -- 52.7 45.4
LSD (.10)  3.9  2.4  2.3  3.7 --  3.7  1.9
Error degrees of freedom 42   42   84   42   -- 42   126  
CV (%)  9.7  9.4  9.9  8.8 --  8.8 9.5
R2 (%) 80   98   96   89   -- 89   96  
1All are released varieties.
2Not harvested.



Table 20. Three-Year Summary of Yields for Maturity Group IV Late Soybeans (1996-1998).1
Variety Brand Stoneville
Irrigated
Stoneville
Nonirrigated
Delta
avg
Olive
Branch
Raymond2 Hill
avg
Overall
avg
  bu/a bu/a bu/a bu/a bu/a bu/a bu/a
A4922 Asgrow 51.5 31.7 41.6 56.5 -- 56.5 46.6
DP3478 Deltapine 55.6 34.2 44.9 64.4 -- 64.4 51.4
Dixie 478 Dixie 60.2 33.3 46.7 57.5 -- 57.5 50.3
DG3495 Dyna-Gro 53.4 28.1 40.8 40.5 -- 40.5 40.7
HBK 49 Hornbeck 55.7 31.4 43.6 44.5 -- 44.5 43.9
9511 Pioneer 58.9 36.4 47.7 52.1 -- 52.1 49.1
TV 4770 Terral 51.3 34.0 42.6 47.3 -- 47.3 44.2
KS 4895 Public 57.9 34.2 46.1 59.5 -- 59.5 50.6
Manokin Public 48.5 33.3 40.9 52.8 -- 52.8 44.9
Overall Mean 54.8 33.0 43.9 52.8 -- 52.8 46.8
LSD (.10)  2.7  2.9  2.0  4.8  --  4.8  2.0
Error degrees of freedom 48   48   96   48   -- 48   144  
CV (%)  6.3 11.2  8.1 11.4 -- 11.4  9.7
R2 (%) 88   97   97   85   -- 85   95
1All are released varieties.
2Not harvested.



Table 21. Three-Year Summary of Yields for Maturity Group V Early Soybeans (1996-1998).1
Variety Brand Clarksdale Stoneville
irrigated
Stoneville
nonirrigated
Delta
avg
Olive
Branch
Raymond2 Hill
avg
Overall
avg
  bu/a bu/a bu/a bu/a bu/a bu/a bu/a bu/a
A5547 Asgrow 66.9 55.7 19.9 47.5 63.7 -- 63.7 51.6
55 Buckshot 58.4 50.3 21.0 43.3 58.8 -- 58.8 47.1
Delta King 5850 Delta King 65.2 56.4 21.6 47.8 62.4 -- 62.4 51.4
DP 3519S Deltapine 40.6 47.3 19.0 35.6 59.7 -- 59.7 41.6
H5050 Hartz 70.2 55.7 24.6 50.2 58.4 -- 58.4 52.2
HY 574 Hartz 70.4 54.3 26.3 50.3 64.0 -- 64.0 53.7
S57-11 NK 66.7 52.9 23.8 47.8 51.9 -- 51.9 48.8
RVS 77 Riverside 67.6 50.0 22.5 46.7 52.9 -- 52.9 48.2
RVS 529I Riverside 58.9 51.1 20.7 43.5 44.0 -- 44.0 43.7
RVS 549 Riverside 68.1 51.0 22.6 47.2 58.5 -- 58.5 50.0
Robin-5 Riverside 61.1 46.5 18.5 42.0 58.0 -- 58.0 46.0
TV5495 Terral 54.5 48.6 22.5 41.9 59.1 -- 59.1 46.2
Delsoy 5500 Public 66.2 55.1 20.9 47.4 52.7 -- 52.7 48.7
Hutcheson Public 70.5 50.9 23.8 48.4 61.2 -- 61.2 51.6
TN5-95 Public 56.2 51.3 21.5 43.0 54.3 -- 54.3 45.8
Overall Mean 62.7 51.8 21.9 45.5 57.3 -- 57.3 48.5
LSD (.10)  4.4  3.1  2.3  1.9  3.6 --  3.6  3.6
Error degrees of freedom 84   84   84   252   84   --   84   404
CV (%)  8.9  7.5 13.6  9.4  8.0 --  8.0 19.0
R2 (%) 86   80   96   97   91   -- 91   83  
1All are released varieties.
2Not harvested.



Table 22. Three-Year Summary of Yields for Maturity Group V Late Soybeans (1996-1998).1
Variety Brand Clarksdale Stoneville
irrigated
Stoneville
nonirrigated
Delta
avg
Olive
Branch
Raymond2 Hill
avg
Overall
avg
  bu/a bu/a bu/a bu/a bu/a bu/a bu/a bu/a
A5843 Asgrow 62.1 51.0 19.8 44.3 57.7 -- 57.7 47.6
A5848 Asgrow 74.5 53.7 23.2 50.5 57.8 -- 57.8 52.3
A5944 Asgrow 74.0 55.2 23.4 50.9 56.0 -- 56.1 52.1
A5959 Asgrow 76.8 53.5 26.3 52.2 65.2 -- 65.2 55.4
DG3576 Dyna-Gro 68.5 47.7 20.5 45.6 56.3 -- 56.3 48.2
DP 3588 Deltapine 61.0 54.0 26.2 47.1 48.7 -- 48.7 47.5
S59-60 NK 75.9 55.4 24.1 51.8 57.0 -- 57.0 53.1
9594 Pioneer 69.6 59.1 27.4 52.0 59.0 -- 59.0 53.7
TV5893 Terral 59.5 53.7 23.4 45.5 52.6 -- 52.6 47.3
Hutcheson Public 70.0 53.0 22.4 48.5 58.0 -- 58.0 50.8
UARK-5798 Public 74.3 57.8 30.4 54.2 52.0 -- 52.0 53.6
UARK-5896 Public 67.3 51.5 26.8 48.5 54.8 -- 54.8 50.1
Overall Mean 69.5 53.8 24.5 49.2 56.2 -- 56.2 51.0
LSD (.10)  5.3  3.2  2.6  2.2  4.0 --  4.0  1.9
Error degrees of freedom 66   66   66   198   66   -- 66   264  
CV (%)  9.7  7.5 13.5 10.0  9.1 --  9.1  9.8
R2 (%) 77   73   96   97   94   -- 94   96  
1All are released varieties.
2Not harvested.