Table 10. 2021 MG-4E Yield, Agronomic, and Quality Data across REC Locations (1yr, 2yr, 3yr)

Table 10-a. Mean† yield, agronomic traits, and quality of 29 Maturity Group IV Early (4.0 – 4.4) soybean varieties evaluated in small plot replicated trials at nine REC locations in Tennessee during 2021. Analysis included variety performance over a 1 yr (2021), 2 yr (2020-2021), and 3 yr (2019-2021) period.

VarietyHerbicide Pkg†Avg. Yield§
(bu/ac)
Moisture at Harvest
(%)
Plant Height
(in.)
Lodging‖
(1-5)
1 yr2 yr3 yr1 yr2 yr3 yr1 yr2 yr3 yr1 yr2 yr3 yr
NK Seed NK43-V8XFXF70A14.7A-I37BC1.4A-D
Dyna-Gro S43XS70R2X, STS69AB65A-C61B14.1HI13.8A13.7A37B-D38AB38A1.2D-F1.3BC1.4A
Local Seed Co. LS4415XFXF68A-C15.2A-C33JK1.2D-F
Progeny P4521XFSXF, STS68A-D14.9A-G35E-H1.1EF
Local Seed Co. LS4299XSR2X, STS68A-D63BC62AB14.6B-I14.2A13.8A35E-H38AB38A1.3B-F1.5AB1.5A
Dyna-Gro S45ES10*E3, STS68A-E66A14.3F-I14.0A35E-H38AB1.2D-F1.3C
Progeny P4501XFSXF, STS68A-F14.7A-I37B1.4A-C
Progeny P4505RXS*R2X, STS67A-G65AB14.4E-I14.2A36B-F38A1.4A-D1.6A
NK Seed NK44-J4XFSXF, STS66A-H15.0A-F34I-K1.2C-F
Dyna-Gro S41XS98****R2X, STS66A-H66AB64A14.9A-G14.4A14.1A35E-H37B38A1.2D-F1.3BC1.5A
USG 7441XFXF66B-H14.6B-I35D-H1.4A-D
Dyna-Gro S43EN61E365B-I62CD14.9A-G14.3A34H-K35C1.1F1.4A-C
Local Seed Co. LS4517XFSXF, STS65C-J14.6B-I36B-F1.6A
Armor A45-D20R2X65C-J14.7A-H36C-F1.3B-E
Dyna-Gro S41EN72E364D-K14.5C-I33JK1.6A
Innvictis A4571XFXF64E-K14.9A-G33JK1.3B-F
Xitavo XO 4371EE364F-L14.0I33JK1.2C-F
Asgrow AG45XF0XF, STS64G-L14.8A-H34G-J1.3B-F
Credenz CZ 4562 XFXF63G-L14.4D-I39A1.5AB
Dyna-Gro S43XF51XF63H-M15.4A36D-G1.3B-E
Innvictis A4251XFXF63H-M14.2G-I35F-I1.6A
AgriGold G4100XFXF62H-M15.1A-D36C-F1.4A-C
Progeny P4541E3E362I-M15.3AB36B-F1.4A-D
Innvictis A4371XFXF62I-M15.1A-E34H-K1.4A-D
Asgrow AG42XF1XF, STS61J-N14.8A-H37B-E1.2C-F
Innvictis A4411XFXF61K-N15.0A-F34I-K1.4A-D
Progeny P4431E3E360L-N14.8A-H34I-K1.3B-F
USG 7431ETE359MN59D14.5C-I13.9A33K35C1.2C-F1.5AB
Credenz CZ 4202 XFXF58N15.1A-E36B-F1.6A
Average64646214.714.113.93537381.31.41.5

† Varieties that have any MS letter in common are not significantly different at the 5% level of probability. Values highlighted in light orange are above average for a given trait, MS letters highlighted in dark orange are in the “A group”, indicating no statistical
difference from the top-performing variety, for a given trait.
* Asterisks after a name indicate the number of preceding consecutive years in the top-performing “A” group.
‡ For a full description of abbreviated biotech traits, see table 31.
§ All yields are adjusted to 13% moisture.
‖ Lodging was evaluated on a a scale of 1 (no lodging) to 5 (complete lodging).

Table 10-b. Mean† yield, agronomic traits, and quality of 29 Maturity Group IV Early (4.0 – 4.4) soybean varieties evaluated in small plot replicated trials at nine REC locations in Tennessee during 2021. Analysis included variety performance over a 1 yr (2021), 2 yr (2020-2021), and 3 yr (2019-2021) period.

VarietyHerbicide Pkg†Avg. Yield§
(bu/ac)
Maturity
(DAP)
Protein¶
(%)
Oil¶
(%)
1 yr2 yr3 yr1 yr2 yr3 yr1 yr2 yr3 yr1 yr2 yr3 yr
NK Seed NK43-V8XFXF70A137D-I33.9K24.2DE
Dyna-Gro S43XS70R2X, STS69AB65A-C61B137D-I136C132A35.7DE37.9A38.0A22.8N-Q22.6C23.0A
Local Seed Co. LS4415XFXF68A-C137D-H35.5DE22.8N-Q
Progeny P4521XFSXF, STS68A-D141A35.9D23.8EF
Local Seed Co. LS4299XSR2X, STS68A-D63BC62AB136G-J135C132A35.6DE37.9A38.2A23.0K-O22.6C22.8A
Dyna-Gro S45ES10*E3, STS68A-E66A139BC138A34.9GH36.7B23.6F-I23.1B
Progeny P4501XFSXF, STS68A-F138C-F34.4J23.6F-H
Progeny P4505RXS*R2X, STS67A-G65AB137C-G137B34.8G-I36.6B23.5G-J23.2B
NK Seed NK44-J4XFSXF, STS66A-H137F-J35.1F-H23.8FG
Dyna-Gro S41XS98****R2X, STS66A-H66AB64A134M133D130B35.4EF38.0A38.2A23.3H-L22.9BC23.0A
USG 7441XFXF66B-H137D-H36.4BC23.1J-N
Dyna-Gro S43EN61E365B-I62CD136G-K136BC35.0F-H36.4B24.8BC24.3A
Local Seed Co. LS4517XFSXF, STS65C-J138C-E35.9D22.9L-P
Armor A45-D20R2X65C-J139B35.3E-G22.9M-P
Dyna-Gro S41EN72E364D-K135K-M33.2L25.2A
Innvictis A4571XFXF64E-K138CD35.4EF22.8N-Q
Xitavo XO 4371EE364F-L137D-I34.8H-J25.0AB
Asgrow AG45XF0XF, STS64G-L137D-I33.3L24.4D
Credenz CZ 4562 XFXF63G-L137D-H37.0A22.6P-S
Dyna-Gro S43XF51XF63H-M137F-J36.8A22.8O-R
Innvictis A4251XFXF63H-M136J-L34.9G-I24.5CD
AgriGold G4100XFXF62H-M136H-K36.8AB22.4S
Progeny P4541E3E362I-M136G-K35.4EF23.3H-K
Innvictis A4371XFXF62I-M135LM35.6DE22.4RS
Asgrow AG42XF1XF, STS61J-N135K-M35.4EF23.2I-M
Innvictis A4411XFXF61K-N137D-H35.5DE23.4H-K
Progeny P4431E3E360L-N137E-I36.4C22.5Q-S
USG 7431ETE359MN59D137E-I136C34.5IJ36.6B24.9AB24.2A
Credenz CZ 4202 XFXF58N136I-L33.9K24.3D
Average64646213713613135.337.238.123.523.323.0

† Varieties that have any MS letter in common are not significantly different at the 5% level of probability. Values highlighted in light orange are above average for a given trait, MS letters highlighted in dark orange are in the “A group”, indicating no statistical
difference from the top-performing variety, for a given trait.
* Asterisks after a name indicate the number of preceding consecutive years in the top-performing “A” group.
‡ For a full description of abbreviated biotech traits, see table 31.
§ All yields are adjusted to 13% moisture.
¶ Protein and oil on a dry weight basis and were evaluated at the Knoxville location. 

Table 10-c. Mean† yield, agronomic traits, and quality of 29 Maturity Group IV Early (4.0 – 4.4) soybean varieties evaluated in small plot replicated trials at nine REC locations in Tennessee during 2021. Sudden death syndrome (SDS) and frogeye disease ratings were taken in mid-September. Seed quality and purple stain ratings were taken post-harvest.

VarietyHerbicide Pkg†Avg. Yield§
(bu/ac)
1 yr
SDS†† DI
(%)
1 yr
SDS†† DS
(1-9)
1 yr
SDS†† DX
(DI x DS/9)
1 yr
Frogeye‡‡
(1-9)
1 yr
Seed Quality§§
(1-5)
1 yr
Purple Stain¶¶
(1-5)
1 yr
NK Seed NK43-V8XFXF70A1.7E-G0.8E-I0.7F1.0D2.8AB3.8AB
Dyna-Gro S43XS70R2X, STS69AB3.3D-G1.1D-H1.0D-F1.8B-D1.5D-F1.7HI
Local Seed Co. LS4415XFXF68A-C9.2B3.3A3.8B-E1.0D1.3EF1.5I
Progeny P4521XFSXF, STS68A-D5.0B-G1.3D-G2.4B-F1.3CD1.3EF1.5I
Local Seed Co. LS4299XSR2X, STS68A-D3.8C-G1.0D-I1.1D-F1.3CD1.5D-F1.7HI
Dyna-Gro S45ES10*E3, STS68A-E3.8C-G0.9D-I1.2C-F3.5A1.8C-E1.5I
Progeny P4501XFSXF, STS68A-F9.6B3.2A4.4B1.0D1.0F1.5I
Progeny P4505RXS*R2X, STS67A-G6.7B-E2.0B-D2.4B-F1.2CD1.5D-F1.5I
NK Seed NK44-J4XFSXF, STS66A-H2.1E-G0.5E-I0.7F1.7B-D2.0CD2.8DE
Dyna-Gro S41XS98****R2X, STS66A-H0.4G0.2HI0.1F2.0BC2.8AB3.0D
USG 7441XFXF66B-H0.4G0.3G-I0.1F1.5B-D1.5D-F2.0GH
Dyna-Gro S43EN61E365B-I1.7E-G0.4G-I0.3F1.0D3.2A3.7AB
Local Seed Co. LS4517XFSXF, STS65C-J3.8C-G1.6C-E1.3C-F1.5B-D1.7DE1.8HI
Armor A45-D20R2X65C-J2.5E-G0.7E-I0.6F1.7B-D1.3EF1.5I
Dyna-Gro S41EN72E364D-K3.8C-G1.1D-H0.9D-F1.0D3.2A3.2CD
Innvictis A4571XFXF64E-K6.7B-E2.5A-C2.6B-F1.0D1.5D-F1.5I
Xitavo XO 4371EE364F-L0.8FG0.6E-I0.3F1.0D3.0A4.0A
Asgrow AG45XF0XF, STS64G-L8.8BC3.0AB3.9B-D1.0D1.7DE1.5I
Credenz CZ 4562 XFXF63G-L5.0B-G1.5C-F1.8B-F1.0D1.3EF1.5I
Dyna-Gro S43XF51XF63H-M2.5E-G0.5F-I0.5F1.0D1.7DE2.0GH
Innvictis A4251XFXF63H-M5.8B-F1.5C-F1.7B-F1.5B-D2.3BC2.8DE
AgriGold G4100XFXF62H-M0.0G0.0I0.0F2.0BC2.0CD2.5EF
Progeny P4541E3E362I-M17.1A3.5A9.6A1.0D1.5D-F1.5I
Innvictis A4371XFXF62I-M2.5E-G1.1D-I0.8EF3.8A2.0CD2.0GH
Asgrow AG42XF1XF, STS61J-N0.0G0.0I0.0F1.0D1.7DE2.0GH
Innvictis A4411XFXF61K-N8.3B-D1.3D-H4.2BC1.7B-D1.8C-E2.3FG
Progeny P4431E3E360L-N0.0G0.0I0.0F2.3B1.7DE2.3FG
USG 7431ETE359MN2.1E-G0.7E-I0.5F1.2CD2.8AB3.5BC
Credenz CZ 4202 XFXF58N1.7E-G0.3G-I0.4F1.0D1.0F1.5I
Average644.11.21.61.51.92.2

† Varieties that have any MS letter in common are not significantly different at the 5% level of probability. Values highlighted in light orange are above average for a given trait,
MS letters highlighted in dark orange are in the “A group”, indicating no statistical difference from the top-performing variety, for a given trait.
* Asterisks after a name indicate the number of preceding consecutive years in the top-performing “A” group.
‡ For a full description of abbreviated biotech traits, see table 31.
§ All yields are adjusted to 13% moisture.
†† SDS was evaluated as disease incidence (percentage), disease severity (1 to 9, with 1 indicating no disease), and disease index (DI x DS/9). All locations were evaluated but
only Knoxville, Springfield irrigated, Milan irrigated, Milan non-irrigated, and Jackson exhibited significant variation and are included in the analysis.
‡‡ Frogeye was evaluated using a 1 to 9 scale, with 1 indicating no disease. All locations were evaluated but only Knoxville and Springfield irrigated exhibited significant variation
and are included in the analysis.
§§ Seed quality was evaluated visually post-harvest using a 1 to 5 scale, with 1 indicating no shriveled or damaged seed. Trials were evaluated at the Knoxville location only.
¶¶ Purple stain was evaluated visually post-harvest using a 1 to 5 scale, with 1 indicating no purple stain. Trials were evaluated at the Knoxville location only.

Virginia Sykes
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