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Á¦¸ñ : Áö¼Ó °¡´É¼º (sustainability) Ãø¸é¿¡¼­´Â À¯±â ³ó¹ý ³ó»ç°¡ ÃÖ°í[2004³â12¿ù01ÀÏ]
 
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³»¿ë :   À¯±â ³ó¹ýÀ¸·Î ÁøÇàµÇ´Â À±ÀÛ (organic crop rotation)µµ Áú¼Ò ¼Õ½Ç ¹× ¼öÀ²À̶ó´Â Ãø¸é¿¡¼­ º¼ ¶§ ¹«°æ¿î ³ó¾÷ (no-till farming) ¶Ç´Â ²øÀ» »ç¿ëÇϴ °æÀÛ (chisel tillage) ¸¸Å­À̳ª È¯°æ Ä£È­ÀûÀΠ³ó»ç ¹æ½ÄÀ̶ó´Â ¿¬±¸ °á°ú°¡ ¹Ì±¹ ³ó¾÷¿¬±¸Ã» (Agricultural Research Service, ARS) ¿¬±¸¿øµé¿¡ ÀÇÇØ º¸°íµÇ¾ú´Ù. 5³â °£ÀÇ ¿¬±¸ °á°ú¸¦ ÅëÇØ À¯±â³ó ¿Á¼ö¼ö, ´ëµÎ, ¹Ð ¹× µÎ·ù µ¤°³ ÀÛ¹° (legume cover crop)ÀÇ À±ÀÛÀÌ ¹«°æ¿î ³ó¾÷ ¶Ç´Â ²øÀ» ÀÌ¿ëÇÑ °æÀÛÀÇ °á°ú¿Í À¯»çÇÑ ¼öÀ²°ú Áú¼Ò ¼Õ½Ç·üÀ» °®´Â´Ù´Â »ç½ÇÀÌ È®ÀεȠ°ÍÀÌ´Ù. 

À¯±â³ó À±ÀÛÀÇ °æ¿ì¿¡ À־´Â Áú¼Ò¿øÀ¸·Î¼­ °¡±Ý·ù ºÐº¯, ´ëµÎ ¹× ¾ß»ý ¿ÏµÎ°¡ µ¤°³ ÀÛ¹°·Î ÀÌ¿ëµÇ°í ÀÖ´Ù. ¿¬±¸ °á°ú¿¡ ÀÇÇϸ頻ó¾÷¿ë ºñ·á¿Í °¡±Ý·ù ºÐº¯À» ÇÔ²² »ç¿ëÇϴ ¹«°æ¿î ³ó»ç ¶Ç´Â ²ø °æÀÛ ¹æ¹ýÀÌ ÁöÇϼö·ÎÀÇ Áú¼Ò À¯Ãâ (leaching nitrogen) ¹®Á¦¿¡ À־¡Àå ³ôÀº À§Ç輺À» º¸À¯ÇѴٴ »ç½ÇÀÌ ¹àÇôÁ³´Ù. 

ARSÀÇ Åä¾çÇÐÀÚÀΠMichel Cavigelli¿Í Steve GreenÀº ³ó»ç ½Ã½ºÅÛ¿¡ °üÇÑ ¿¬±¸ÀÇ ÀÏȯÀ¸·Î 1996³âºÎÅÍ ¿¬±¸¸¦ ½ÃÀÛÇÏ¿© À¯±â ³ó»ç ¹× ÀüÅëÀû ³ó»ç ¹æ¹ýÀÌ °®°Ô µÇ´Â Áö¼Ó °¡´É¼º (sustainibility)¿¡ ´ëÇÑ ºñ±³¿¬±¸¸¦ ½Ç½ÃÇÏ¿´À¸¸ç, Áú¼Ò¸¦ ºñ·ÔÇÑ ¿©·¯ ¿µ¾ç ¹°ÁúµéÀÇ ¼Õ½ÇÀ» ÃÖ¼ÒÈ­Çϴ °ÍÀ̠ȯ°æ ¹× °æÁ¦Àû Ãø¸é¿¡¼­ÀÇ Áö¼Ó °¡´É¼º ÆÇÁ¤¿¡ ÃÖ´ë °ü°ÇÀÌ µÈ´Ù´Â »ç½ÇÀ» ±Ô¸íÇÏ¿´´Ù. 

Cavigelli¿Í GreenÀº ÀÌ·¯ÇÑ ¿¬±¸ °á°ú¸¦ American Society of Agronomy Çмú´ëȸ¿¡¼­ ¹ßÇ¥ÇÏ¿´À¸¸ç, ¾Æ¿ï·¯ Åä¾ç Ä§½ÄÀ» ÅëÇÑ ÀΠ(phosphorus)ÀÇ ¼Õ½Ç¿¡ ´ëÇÑ À§Ç輺µµ ÁöÀûÇÏ¿´´Ù. Åä¾ç Ä§½ÄÀ» ÅëÇÑ ÀÎÀÇ ¼Õ½Ç ¹®Á¦ Ãø¸é¿¡ À־´Â À¯±â³ó¹ýÀ̳ª ²øÀ» ÀÌ¿ëÇÑ °æÀÛ ¹æ¹ýº¸´Ùµµ ÀüÅëÀûÀΠ¹«°æ¿î ½Ã½ºÅÛÀÇ ³ó»ç ¹æ¹ýÀÌ °¡Àå ³·Àº À§Ç輺À» º¸À¯Çϴ °ÍÀ¸·Î ³ªÅ¸³µ´Ù. 

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