Insect Growth Regulators. Insect growth regulators (IGRs) are insecticides that mimic hormones in young insects. They disrupt how insects grow and reproduce. IGRs can control many types of insects including fleas, cockroaches, and mosquitos. Although they are rarely fatal for adult insects, they can prevent reproduction, egg-hatch, and molting from one stage to the next.
Woodford County Journal - Woodford Star, Eureka, IL. 1,315 likes Â· 1 talking about this. Woodford County Journal Woodford Star 1926 S. Main St. Eureka,... Jump to
Adair County Iowa. History. Summit Township. This subdivision of Adair county lies in the extreme northwestern corner of the same, and embraces all of congressional township 77 north, range 33 west. It is bounded on the north by Guthrie county, on the west by Cass county, on the east by Walnut township and on the south by Eureka township.