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P4094

2024 RR2X & XF Soybean Early Maturity Group IV Variety Response to Iron Deficiency Chlorosis

Brand

Variety

IDC Tolerance Score1

Avg. IDC
Tolerance Score2

Asgrow

AG46XF3

5

6

6

7

7

6

NK Seeds

NK43-W1XFS

5

6

7

7

7

6

Pioneer

P46A90LX

5

6

7

7

7

6

Armor

45-F02

5

7

7

8

8

7

Armor

45-F65

5

6

7

8

8

7

Asgrow

AG45XF3

6

7

7

8

7

7

Delta Grow

46XF54STS

5

7

8

9

9

7

Innvictis

A4503XF

5

7

8

8

9

7

NK Seeds

NK46-B4XFS

6

7

7

8

8

7

Progeny P

P 4604XFS

5

6

7

8

8

7

Progeny P

P 4623XF

6

7

7

8

8

7

Armor

46-F15S

6

8

9

9

9

8

Armor

46-F35S

7

8

8

9

9

8

Asgrow

AG44XF4

7

8

8

9

9

8

Don Mario Seed

DM46F54S

6

8

8

9

9

8

Dyna-Gro

S43XF85S

6

8

8

9

9

8

Gateway Seed

457XFS

6

8

8

9

9

8

Gateway Seed

461XFS

6

7

8

9

9

8

Great Heart Seed

GT-4460XF

6

8

8

9

9

8

Great Heart Seed

GT-4538XFS

5

8

9

9

9

8

Great Heart Seed

GT-4632XFS

6

8

8

9

9

8

Innvictis

A4642XF

7

7

8

9

8

8

Innvictis

A4664XF

6

7

8

9

8

8

Integra

XF4634S

7

8

9

9

9

8

Progeny P

P 4524XFS

6

8

9

9

10

8

Progeny P

P 4691XFS

6

7

8

8

8

8

Stine

46FD29

5

8

8

9

9

8

1 Tolerance scores were assigned on a scale of 1 to 10, with 1 being completely tolerant and 10 being completely susceptible. The five individual columns under this heading present tolerance scores collected at one-week intervals beginning at 21 days after planting. All scores are displayed as an average from two locations (Monroe and Lowndes Counties, MS).

2 Overall tolerance score averaged across all rating intervals and locations (p < 0.0001).

These data are intended to serve as an additional resource for variety selection specifically for soils with a history of problems associated with iron deficiency chlorosis. Consult other sources such as results from official variety trials and demonstration programs for detailed information regarding variety performance.


The information given here is for educational purposes only. References to commercial products, trade names, or suppliers are made with the understanding that no endorsement is implied and that no discrimination against other products or suppliers is intended.

Publication 4094 (POD-03-25)

By Trent Irby, PhD, Associate Director and Professor, Brittany Elliott, Extension Associate II, William Paul O’Neal, Extension Technician, and Paul Garrett Oswalt, Extension Associate II, Plant and Soil Sciences.

Filed Under

Mississippi State University Extension 130 Bost Drive Mississippi State MS 39762