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Åä¾ç ¹Ì³×¶ö °í°¥ mineral depletion in soil

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- °¡°ø ½ÄÇ°Àº ´õ¿í ÁÁ¾ÆÁö°í ÀÖ´Ù


 


Reduction in average mineral content of fruit and vegetables between 1940 and 1991 shown in graph below:
 


 






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