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¿ø·á ¡í ±â´É¼º ¡í ¹Ì³×¶ö Åä¾ç ¹Ì³×¶ö °í°¥ mineral depletion in soil õ¿¬ÀÌ¸é ¾ÈÀüÇÏ´Ù°í ? : õ¿¬°ú °¡°ø¿¡ Â÷º°°ú Æí°ß - ´ëºÎºÐ õ¿¬¹° »ç°íÀÌ°í ³ªºüÁö°í ÀÖ´Ù - Åä¾ç ¹Ì³×¶öÀº °í°¥µÇ°í ÀÖ´Ù - °¡°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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