(a) Whole grain and seeds distributed with labels which suggest--by word, by picture or by seller representation--that they may be fed to wildlife are commercial feeds under the Act, §141.002(e).(b) All feed materials are considered commercial feeds, except:(1) those exempted under the Act, §141.002(c) referring to commercial feed; and(2) salvage feed materials.(c) Commercial feeds may not contain:(1) any adulterants as listed in the Act, §141.148 referring to distribution of adulterated feed; or(2) salvage feed materials.