Fig. 2. Concentrations of the avenanthramides and total free phenolic contents for three oat cultivars grown at seven locations in Wisconsin in 1998. (A) avenanthramide A (AVA); (B) avenanthramide B (AVB); (C) avenanthramide C (AVC); (D) free phenolic contents (FPC). Locations were Ashland (ASH), Arlington (ARL), Chilton (CHI), Marshfield (MAR), Spooner (SPO), Madison (MAD), and Sturgeon Bay (SBY).