 The American Landrace Association was formed in 1950, and the American Landrace breed was established from outcrosses with Norwegian and Swedish breeding stock, the Swedish Landrace and the Norwegian Landrace, with a small infusion of Poland China blood, a breed of pig originating in Ohio.The American Landrace is a long, lean, white pig with 16 or 17 ribs.The head is long and narrow and the ears large and heavy and hang forwards close to the snout.