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Department of Entomology

Livestock Entomology

 

 

2013 Nebraska Pasture Fly Control Product Recommendations


Insecticide Ear Tags Suggested for Horn fly and Face Fly Control on Pastured Cattle In Nebraska


Insecticide


% Active Ingredient


Comments


Abamectin

(XP 820)

 

8% Avermectin B1a and Avermectin B1b  + 20% PBO

 

One tag per adult animal for 3 months horn fly control, 2 tags per animal for 5 months of horn fly control. Two tags per adult animal for face fly reduction. One tag per calf.


Beta-cyfluthrin

(Cyguard)


15% Beta-cyfluthrin


Two tags per adult animal. One tag per calf.


Coumaphos

(Corathon)

15%
Coumaphos
+ 35% Diazinon


Two tags per adult animal. One tag in calf.


Diazinon

(Terminator II)

(OPtimizer)

(Patriot)

(Warrior)

 


20% Diazinon

21% Diazinon

40% Diazinon

30% Diazinon + 10% Chlorpyrifos

 

.

Two tags per animal.


Lambda-cyhalothrin

(Saber Extra)

(Double Barrel VP)



10% Lambda-cyhalothrin + 13% PBO

6.8% Lambda-cyhalothrin + 14% Pirimiphos methyl



Two tags per animal.

 

Two tags per animal.


Permethrin

(Gardstar Plus)

 

10% Permethrin

 

Two tags per animal.


Pirmiphos
-methyl

(Dominator)

(Double Barrel VP)

 


20% Pirimiphos-methyl

14% Pirmiphos-methyl + 6.8% Lambda-cyhalothrin

 


Two tags per animal.

Two tags per animal.


Zeta-cypermethrin

(Python)

 

(Python Magnum)

 

10% Zeta-
cypermethrin
+ 20% PBO

10% Zeta-cypermethrin + 20% PBO

 


Apply two tags per animal.

Apply only one tag per animal and do not apply to calves under three months of age.

 

 

 

Insecticide Sprays Suggested For Horn Flies, Face Flies and Stable Flies on Pastured Cattle

In Nebraska


Insecticide


% Active Ingredient


Comments


Coumaphos

(Co-Ral EC)

 

6.5% EC

Do not treat animals younger than 3 months. Do not treat lactating dairy cattle. Do not make more than 6 applications per year. Do not make applications less than 10 days apart.


Permethrin

(Atroban EC)

(Ectiban)

(GuardStar EC)

(Permectrin II)

 


11% EC

5.7% EC

40% EC

10% EC

 


Spray to thoroughly wet animal. Follow label instructions


Phosmet

(Prolate/Lintox-HD)

 

11.75% EC

 

Do not treat animals less than 3 months of age. Treatment –slaughter interval of 3 days. Consult label for more information.


Spinosad

(Elector)

 

0.04 %

 

Follow label directions.


Stirofos

(Rabon WP)

(Ravap EC)

 


50% WP

23% Rabon + 5.7% Vapona

 


Follow label directions.

Do not use on lactating dairy animals. Do not use on animals less than 6 months of age.

 


Mineral Additives Suggested for Horn Fly and Face Fly Control on Pastured Cattle

In Nebraska


Insecticide


% Active Ingredient


Comments


Diflubenzuron

(ClariFly)

 

0.67%

 

Follow label directions


Methoprene

(Altosid)

 

0.02%

Not labeled for face fly control.

Follow label directions.


Stirofos

(Rabon)

 

1.23%

 

Follow label directions.

 

 

 


Laravicide
Suggested for Stable fly Larval Development Areas in Pastures

In Nebraska


Insecticide


% Active Ingredient


Comments


Cyromazine

(Neporex 2SG)

 

0.5 g/m2

 

Follow label directions

 


Dusts Suggested for Horn and Face Fly Control


Insecticide


% Active Ingredient

>Comments


Coumaphos

(Co-Ral)

 

1%

 

Use with dust bag. Follow label directions.


Permethrin

(Permectrin)

 

0.25%

 

Use with dust bag. Follow label directions.


Stirofos

(Rabon)

 

3%

 

Use with dust bag. Follow label.


Zeta-cypermethrin

(Python)

 

0.75% zeta-cypermethrin + 0.10% PBO

 

Use with dust bag. Follow label directions

 


Pour-ons Suggested for Horn Fly Control


Insecticide


% Active Ingredient


Comments


Cyfluthrin

(CyLence)

 

1%, 4 ml/400 lb body weight

 

Retreat in 3 weeks.


Doramectin

(Dectamax)

 

0.5%, 1 ml/22 lb body weight

 

Follow label directions.


Eprinomectin

(Eprinex)

 

5 mg/ml, 1 ml/22 lb body weight

 

Follow label directions.


Ivermectin

(Ivomec)

(Several generics)

 

0.5 %, 1 ml/22 lb body weight

 

Follow label directions.


Lamda-cyhalothrin

(Saber)

 

1%

 

Follow label directions.


Permethrin

(Many brand names)

(DeLice Synergized)

(Boss)

(Ultra Boss)

(Brute)

(Permectrin CDS)

 


1%

1% + 1% PBO

5%

5% Permethrin + 5% PBO

10%

7.4% Permethrin + 7.4% PBO

 

.

Follow label directions.


Spinosad

(Elector)

 

2.46%

 

Follow label directions.