Hopes to Junk Foods The Agriculiuru IX-parlincnl proposed a rcgulalion thai would prohibit the sale of "minimally nutritious" food, more commonly know n xs junk food, on campuses until the end of a school's lunch period. The rule would affect all schix)ls which hae federally sirtv sidicd sihiKil lunches or 98 per cent of the nation's schools.