Teel, P D Laboratory evaluation of a sustained-release famphur bolus against Gulf Coast and lone star ticks feeding on Hereford heifers. [electronic resource] - Journal of economic entomology Apr 1979 - 230-3 p. digital Publication Type: Journal Article ISSN: 0022-0493 Standard No.: 10.1093/jee/72.2.230 doi Subjects--Topical Terms: AnimalsCattle--parasitologyCattle Diseases--drug therapyDelayed-Action PreparationsFemaleInsecticides--administration & dosageOrganothiophosphatesOrganothiophosphorus Compounds--administration & dosageSulfonamides--administration & dosageTick Control--methodsTick Infestations--drug therapyTicks--physiology