Insecticides Labeled for Use Against
the Soybean Aphid, Aphis glycines,
in South Dakota during the 2009 Season

Michael A. Catangui, Ph.D., Professor of Plant Science, SDSU

 


     Performance of Insecticides | 2008: Yield | 2005: Yield | Aphids  |   Commentary

 

. . . . . Have a Safe and Bountiful Harvest! . . . . . Update 10-1-08:  The Yield Difference Between the Best Performing Insecticide and the Untreated was 28.9 bushels per acre . . . . . Did you say 2000% return-on-investment? . . . . .

 

 

. . . . . 71% yield loss due to soybean aphids possible in some areas . . . . . 16-29 bu/ac increase in yield recorded in sprayed plots . . . . . Insecticide performances not the same . . . . . Staggering results to say the least! . . . . . Data at hand but will not be made public yet . . . . .

Brand name

Active ingredient

Product per acre

Pre-harvest
interval (days)

Label

Contact
Person in SD

Asana *

esfenvalerate

5.8-9.6 fluid ounces

21

label

Keith Johnson

Baythroid XL *

beta-cyfluthrin

2.0-2.8 fluid ounces

45

 label Kevin Watteyne
  Brigade  *   bifenthrin   2.1-6.4 fluid ounces

18

 label Gail Stratman
  Cobalt  *   chlorpyrifos + gamma-cyhalothrin    13-26 fluid ounces

30

 label Dave Ruen

Delta Gold *

deltamethrin

1.5-1.9 fluid ounces

21

 label Kevin Watteyne

Dimate  *

dimethoate

0.50-0.75 pint

21

label

 

Furadan 4 F *

carbofuran

0.25-0.50 pint

21

label

 Gail Stratman
  Hero  *   bifenthrin + zeta-cypermethrin   4.0-10.3 fluid ounces

21

 label Gail Stratman

Lorsban 4E *

chlorpyrifos

1-2 pints

28

label

 Dave Ruen

Mustang MAX EC*

zeta-cypermethrin

2.8-4.0 fluid ounces

21

label

 Gail Stratman

Orthene 90 S

acephate

0.83-1.10 pounds

14

 label Trevor Dale

Orthene 97 Pellets

acephate

0.75-1.00 pound

14

 label Trevor Dale

Penncap-M *

methyl parathion

1-3 pints

20

label

 

Pounce 3.2EC *

permethrin

4-8 fluid ounces

60

label

Gail Stratman

Proaxis *

  gamma-cyhalothrin

1.92-3.20 fluid ounces

 45 label Dave Ruen

Silencer *

lambda-cyhalothrin

1.92-3.20 fluid ounces

45

label

 

Warrior *

lambda-cyhalothrin

1.92-3.20 fluid ounces

30

label

Bryan J. Ulmer, Ph.D.

* Insecticides with asterisks are restricted use insecticides.  Always read and follow label directions. 

   |  SD Soybean Aphid Home Page  |       Insecticide Performances:   |  2008: Yield | 2005: Yield | Aphids  |  2004-I  |  2004-II  |  2002  |        Commentary

Prepared and posted  by Mike Catangui on June 12, 2002.  Last updated on Thursday, June 18, 2009.