Optimal agitation speed and aeration rate for the production of gellan by Sphingomnas paucibilis NK2000 in a 7 l bioreactor were found to be 400 rpm and 1.0 vvm. The best time for glucose feeding into the medium for enhanced production of gellan by S. pau Sphingomnas paucibilis NK2000 ±ÕÁÖ¸¦ »ç¿ëÇÑ Á©¶õÀÇ ÃÖÀû ±³¹Ý¼Óµµ ¹× Åë±â·®Àº °¢°¢ 400 rpm ¹× 1.0 vvmÀ̾ú´Ù. ÀÌ ±ÕÁÖ¸¦ »ç¿ëÇÏ¿© Á©¶õÀÇ »ý»ê¼ºÀ» Çâ»ó½ÃÅ°±â À§ÇÑ Æ÷µµ´çÀÇ ÃÖÀû ÷°¡½Ã±â´Â ¹è¾çÀ» ½ÃÀÛÇÑ 36½Ã°£À̾ú´Ù. Á©¶õÀÇ »ý»ê¼ºÀ» Çâ»ó½ÃÅ°±â À§ÇÑ 5°¡Áö ¹æ¹ý,