Plant Breeding Reviews, Volume 20, , Wiley, John Wiley & Sons,Botany and plant sciences,Biology, life sciences, willison; normal; dedication; simmonds; breeder; tripsacum ancestry; maize; origin; evidence; public; states; programs; united; onion; history; lettuce; issues; plant; applications; somatic; johnson; traditional; types; presents; stateoftheart,, Plant Breeding Reviews, United States, en-UShttps://www.wiley.comwillison; normal; dedication; simmonds; breeder; tripsacum ancestry; maize; origin; evidence; public; states; programs; united; onion; history; lettuce; issues; plant; applications; somatic; johnson; traditional; types; presents; stateoftheart, [BLURB],[CITY],,books, ebooks, biblet, Book2look