Mineral depletion in food UK 1940 to 1991. Posted on 02/04/201102/04/2011 by Lulubelle See Table 5 page 10 for summary [url=http://mineralresourcesint.co.uk/pdf/mineral_deplet.pdf] A study on the mineral depletion of the foods available to us as a nation over the period 1940 to 1991.[/url] Spread the love Posted in Soil fertilisers & composting |