The story is so convoluted that it defied simple explanation at the time. Even today, the episode can be plausibly presented (depending on the political leanings of the presenter) as either a simple bureaucratic screwup or an unsuccessful effort by the right to pursue its agenda at the expense of the nation's kids.  http://www.straightdope.com/columns/read/2517/did-the-reagan-era-usda-really-classify-ketchup-as-a-vegetable

I'd say this whole thing is a Parental issue not a school issue.  Schools are there to teach academic subjects like "readin', writin', and arithmetic."  In high school or college they can certainly learn about food sources including organic.  So, if you know things which would improve diets but also still taste good, they run for you school board or write letters to the editor.  Blogging will not really reach your target audience and especially when you preface everything against those "evil conservatives!"