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2019 Soybean Maturity Group IV (M.G. 4.7–4.9) RR2X Variety Response to Iron Deficiency Chlorosis

Filed Under:
Publication Number: P3469
View as PDF: P3469.pdf

Brand

Variety

IDC Tolerance Score1

Avg. IDC

Tolerance Score

Don Mario

47X01

4

4

4

3

1

3

AGS

GS47X19

4

5

5

4

2

4

USG

7489XTS

4

6

6

4

3

4

Terral

REV 4927X

4

5

5

3

3

4

Dyna-Gro

S48XT56

3

5

5

4

2

4

MorSoy

MS 4846 RXT STS

5

6

6

4

2

4

Asgrow

AG48X9

4

5

5

4

2

4

NK

S47-Y9X

5

6

6

4

2

4

Great Heart

GT-4979X

5

6

6

4

2

4

Great Heart

GT-4802X

4

5

5

4

1

4

Local Seed

LSX4894X

4

5

5

4

2

4

Delta Grow

48X45

5

5

5

4

3

5

Delta Grow

49X15

5

6

6

5

4

5

AgriGold

G4815RX

5

6

6

4

3

5

LG Seeds

C4845RX

5

6

6

5

3

5

LG Seeds

LGS4899RX

5

6

6

4

3

5

AGS

GS49X19

6

7

7

5

3

5

USG

7470XTS

5

6

6

5

4

5

Pioneer

P48A60X

5

6

6

4

4

5

NK

S49-F5X

5

5

5

5

3

5

Dyna-Gro

S49XT70

6

6

6

5

3

5

Mission Seed

A4950X

5

6

6

4

2

5

Local Seed

LS4798X

5

6

6

4

3

5

Delta Grow

47X95 STS

6

6

6

5

3

5

Don Mario

49J3X

6

7

7

5

4

5

Progeny

P 4799 RXS

6

6

6

5

3

5

Progeny

P 4816 RX

5

6

6

5

3

5

Dyna-Gro

S47XT20

5

6

6

4

3

5

Credenz

CZ 4979X

6

6

6

5

4

5

Great Heart

GT-4764XS

5

6

6

5

2

5

Delta Grow

48X05

5

6

6

4

3

5

LG Seeds

LGS4931RX

6

7

7

6

5

6

USG

7496XTS

7

7

7

6

6

6

Local Seed

LS4889XS

6

7

7

6

4

6

Dyna-Gro

S49XT39

7

7

7

6

5

6

Asgrow

AG47X9

6

7

7

5

4

6

Asgrow

AG49X9

6

7

7

6

5

6

Progeny

P 4821 RX

6

7

7

6

5

6

Terral

REV 4940X

6

7

7

6

6

6

Great Heart

GT-4833XS

5

7

7

5

4

6

Progeny

P 4851 RX

7

8

8

7

6

7

Progeny

P 4999 RX

7

7

7

6

6

7

Credenz

CZ 4869X

7

7

7

7

6

7

1Tolerance scores were assigned on a scale of 1 to 10 with 1 being completely tolerant and 10 being completely susceptible.

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.

Mississippi Soybean Promotion Board logo.

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 3469 (POD-06-20)

By Trent Irby, PhD, Associate Extension Professor, Plant and Soil Sciences; Alanna Scholtes, Extension Associate, Plant and Soil Sciences; Garrett Oswalt, Extension Associate, Plant and Soil Sciences; Charlie Stokes, PhD, Area Extension Agent IV, Monroe County; and Brad Burgess, Director, Variety Testing.

Copyright 2020 by Mississippi State University. All rights reserved. This publication may be copied and distributed without alteration for nonprofit educational purposes provided that credit is given to the Mississippi State University Extension Service.

Produced by Agricultural Communications.

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Extension Service of Mississippi State University, cooperating with U.S. Department of Agriculture. Published in furtherance of Acts of Congress, May 8 and June 30, 1914. GARY B. JACKSON, Director

Department: Plant and Soil Sciences

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