Blog Archives

Insecticide-Impregnated Cattle Ear Tags

Cattle receiving insecticide-impregnated ear tags take their fly control system with them. Ear tags have provided a popular option to control the horn fly, a blood-sucking insect that hits producers with a $1 billion bill for losses and control costs

Posted in Livestock Pests

Feed-Thru (Oral Larvicide) Insecticides for Pasture Fly Control

Eliminating or treating a pest’s breeding site is often right at the top of the list of pest management options. It can work if the breeding site is very specific – like freshly deposited cow manure, the egg-laying site of

Posted in Livestock Pests

Two Species of Ticks Active During Kentucky Winters

Black-legged Tick In recent years, the blacklegged tick (Ixodes scapularis) (Figure 1) has become increasingly more common in Kentucky and now occurs throughout the state (Figure 2). Adults are active from November through March, whenever the temperature is above freezing.

Posted in Human Pests, Livestock Pests, Pet Pests

Fly Strike or Wound Maggots

Blow flies are blue-black to green scavenger flies that are common across Kentucky.  Females are attracted to carcasses, manure, or decaying organic matter.  Some species will lay eggs on the unhealed umbilical wound or accumulated manure around the anus of

Posted in Livestock Pests

Horse Flies and Deer Flies – Can They Be Controlled?

Female horse flies and deer flies slash skin with blade-like mouthparts to create small pools of blood from which they feed. Both groups of these closely related flies can be serious pests of cattle, horses, and humans. Horse flies range

Posted in Livestock Pests

Late Summer Cattle Fly Check Can Catch Control Breakdown

Horn fly and face fly numbers will continue to build for a few weeks, which will put pressure on control programs. It is a good time to evaluate the pasture fly situation in your herd; check during the early afternoon

Posted in Livestock Pests

Managing Ticks in Pastures

American dog ticks (Figure 1) and lone star ticks spend most of their lives on the ground digesting a blood meal, molting to the next developmental stage, or waiting for a host. Cattle and horses pick up hungry ticks as

Posted in Livestock Pests