F1 hybrid is a term used in genetics and selective breeding. F1 stands for Filial 1, the first filial generation seeds/plants or animal offspring resulting from a cross mating of distinctly different parental types.
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He visited with Lehigh County Court of Common Pleas President Judge, the Honorable Edward D. Reibman. Following a brief lunch, he was given a ride in Sheriff Hanna's patrol vehicle and visited with firefighters at one of the Allentown Fire Bureau Firehouses.