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Comparing farming methods in pollutant runoff loads from paddy fields using the CREAMS-PADDY model.
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2021-12-30
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Comparing Farming Methods in Pollutant runoff loads from Paddy Fields using the CREAMS-PADDY Model

Abstract
 
³íÀº Áö¿ªÀ̳ª Åä¾ç, ±âÈÄ Æ¯¼º, ¿À¿°¿ø Á¾·ù, °ü°³ ¹× ½Ãºñ µîÀÇ °æÀÛ¹æ¹ý¿¡ µû¶ó ¹èÃâ ¾ç»óÀÌ ´Ù¾çÇÏ´Ù. ƯÈ÷, ½Ãºñ¹æ¹ý °³¼±, È¿À²ÀûÀÎ ¹°°ü¸® µî ¿µ³ó¹æ¹ý °³¼±À» ÅëÇÑ ºñÁ¡ºÎÇÏ Àú°¨ÀÌ Áß¿äÇÏ´Ù. º» ¿¬±¸¿¡¼­´Â ´ã¼ö³íÀ» ´ë»óÀ¸·Î ¹°²¿³ôÀÌ, ½Ãºñ·®, °ü°³¼ö ¼öÁú¿¡ µû¸¥ ¹èÃâºÎÇÏ·® Àú°¨È¿°ú¸¦ Æò°¡Çϱâ À§ÇØ, ½ÃÇèÆ÷ÀåÀÇ ¹°¼öÁö ¹× ¹°Áú¼öÁö ºÐ¼®ÀڷḦ ÀÌ¿ëÇÏ¿© CREAMS-PADDY ¸ðÇüÀ» º¸Á¤°ú °ËÁ¤À» Çϰí, ¿µ³ó°ü¸® ½Ã³ª¸®¿À¸¦ Àû¿ëÇÏ¿© ±× °á°ú¸¦ Æò°¡ÇÏ¿´´Ù. ¿µ³ó°ü¸® ½Ã³ª¸®¿À´Â ¼±Ç࿬±¸¸¦ Á¶»çÇÏ¿© ¹èÃâºÎÇÏ·® Àú°¨À» ¸¸Á·ÇÏ´Â µ¿½Ã¿¡ º­ÀÇ ¼öÈ®·® ÀúÇϸ¦ ÃÊ·¡ÇÏÁö ¾Êµµ·Ï 4°³ÀÇ ½Ã³ª¸®¿À·Î °³¹ßÇÏ¿´°í, ´ëÁ¶±ºÀº °üÇà³ó¾÷À» ¹Ý¿µÇÏ¿© ±¸¼ºÇÏ¿´´Ù. CREAMS-PADDY ¸ðÇü°ú HOMWRS ¸ðÇüÀ» ¿¬°èÇϰí, °ú°Å ±â»óÀڷḦ ÀÌ¿ëÇÏ¿© 1981~2010³â ¿µ³ó±âÀÇ ¹èÃâºÎÇÏ·® ¸ðÀǰ¡ °¡´ÉÇϵµ·Ï ¸ðÇüÀ» ±¸ÃàÇÏ¿´´Ù. ¸ðÇüÀÇ º¸Á¤ ¹× °ËÁ¤À» À§ÇÏ¿© ¼­¿ï´ëÇб³ À̵¿Àú¼öÁö °ü°³³í ½ÃÇèÆ÷Àå¿¡ÀÇ ¹°¼öÁö ¹× ¹°Áú¼öÁö ºÐ¼® ÀڷḦ ÀÌ¿ëÇÏ¿´°í, º¸Á¤ °á°ú ³í¹° ÃÑÁú¼Ò ¹× ÃÑÀÎÀÇ °áÁ¤°è¼ö´Â 0.95, 0.84, ¸ðÇüÀÇ È¿À²Áö¼ö´Â 0.95, 0.73À¸·Î, °ËÁ¤ °á°ú ³í¹° ÃÑÁú¼Ò ¹× ÃÑÀÎÀÇ °áÁ¤°è¼ö´Â 0.97, 0.85, ¸ðÇüÀÇ È¿À²Áö¼ö´Â 0.91, 0.84·Î ºñ±³Àû ³ô°Ô ³ªÅ¸³µ´Ù. ¿µ³ó°ü¸® ½Ã³ª¸®¿À Àû¿ë °á°ú Áß°£³«¼ö ÀÌÈÄ ¹°²¿¸¦ 50 mm Áõ°¡½ÃÄ×À» ¶§ ¹èÃâºÎÇÏ·®Àº ´ëÁ¶±º ´ëºñ T-N 1~34%, T-P 5~21% Àú°¨µÇ´Â °ÍÀ¸·Î ³ªÅ¸³µ°í, 100 mm Áõ°¡½ÃÄ×À» ¶§ ´ëÁ¶±º ´ëºñ T-N 5~62%, T-P 8~37% Àú°¨µÇ´Â °ÍÀ¸·Î ³ªÅ¸³µ´Ù. °üÇà½Ãºñ·®¿¡¼­ Ç¥Áؽúñ·®À¸·Î ½Ãºñ·®À» »è°¨½Ã ¹èÃâºÎÇÏ·®Àº ´ëÁ¶±º ´ëºñ T-N 0~16%, T-P 0~9% Àú°¨µÇ´Â °ÍÀ¸·Î ³ªÅ¸³µÀ¸¸ç, ¹èÃâºÎÇÏ·® Àú°¨¾ç»óÀº ½ÃºñÁ÷ÈÄ °­¿ìÀÇ ¹ß»ýÀ¯¹«¿¡ µû¶ó Å©°Ô ´Þ¶óÁö´Â °ÍÀ¸·Î ³ªÅ¸³µ´Ù. °ü°³¼ö ¼öÁúÀ» È£¼Ò¼ö ¼öÁúȯ°æ±âÁØÀÎ 4µî±ÞÀ» ÃʰúÇÏ´Â ¼öÁØÀ¸·Î °ü°³ÇÏ´Â °æ¿ì ¹èÃâºÎÇÏ·®Àº ´ëÁ¶±º ´ëºñ T-N 9~65%, T-P´Â 9~47% Áõ°¡ÇÏ´Â °ÍÀ¸·Î ³ªÅ¸³µ´Ù. ¿µ¾ç¹°ÁúÀÇ ³óµµ°¡ ³ôÀº °ü°³¼ö°¡ À¯À﵃ °æ¿ì ³íÀº ¼öÁúÀ» Á¤È­ÇÏ´Â °æÇâÀ» º¸¿´´Ù. ½Ã³ª¸®¿À¸¦ Á¾ÇÕÇÏ¸é ¿µ³óÃʱâÀÇ ¹°²¿³ôÀ̸¦ ³·°Ô À¯ÁöÇϰí, Áß°£³«¼ö ÀÌÈÄ ¹°²¿¸¦ ³ô°Ô À¯ÁöÇϸç, ºñ·á´Â °­¿ì°¡ ¹ß»ýÇÏÁö ¾Ê´Â ½Ã±â¿¡ Ç¥Áؽúñ·®À¸·Î ½ÃºñÇϰí, È£¼Ò¼ö ¼öÁúȯ°æ±âÁØÀÎ 4µî±ÞÀ» ¸¸Á·ÇÏ´Â °ü°³¼ö¸¦ ÀÌ¿ëÇÏ¿´À» °æ¿ì ³í¿¡¼­ÀÇ ºñÁ¡¿À¿° °ü¸®¿¡ °¡Àå È¿°úÀûÀÎ °ÍÀ¸·Î ³ªÅ¸³µ´Ù. ÇÏÁö¸¸ °í³óµµÀÇ ¿µ¾ç¹°ÁúÀÌ ÇÔÀ¯µÈ °ü°³¼ö¸¦ ³ó¾÷¿ë¼ö·Î ÀÌ¿ëÇÒ °æ¿ì ¼ö°è ÀüüÀÇ ¹èÃâºÎÇÏ·®¿¡ Àú°¨¿¡ ÀÖ¾î È¿°úÀûÀÎ °ÍÀ¸·Î ³ªÅ¸³µ´Ù. º» ¿¬±¸´Â ÇöÀå ½ÇÇè ÀÌÀüÀÇ ±âÃÊ ÀÚ·á·Î »ç¿ëµÉ ¼ö ÀÖÀ» °ÍÀ¸·Î »ç·áµÈ´Ù.

https://doi.org/10.5338/KJEA.2012.31.4.318
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