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Çѱ¹ÀܵðÇÐȸ / v.24, no.1, 2010³â, pp.16-23
Çѱ¹Àܵð(Zoysia japonica)ÀÇ ±ð±âÁֱ⠰áÁ¤À» À§ÇÑ Áö»óºÎ »ýÀ° Á¶»ç
( Daily Shoot Growth Measurement of Zoysiagrass (Zoysia japonica) to Determine Mowing Interval )
ÀÌÈ¿¼ø;¾ç±Ù¸ð;ÃÖÁؼö; SKY72 °ñÇÁŬ·´;´Ü±¹´ëÇб³ ³ìÁöÁ¶°æÇаú;´Ü±¹´ëÇб³ ³ìÁöÁ¶°æÇаú;
 
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Àܵð ±ð±â´Â °ñÇÁÀå¿¡¼­ Áß¿äÇÑ °ü¸® ÀÛ¾÷ÀÇ ÇѰ¡ÁöÀÌ´Ù. Àܵð±ð±â ÁÖ±â¿Í ³ôÀÌ´Â ÀܵðÀÇ ±¤ÇÕ¼º ´É·Â, ¹Ðµµ, »Ñ¸®»ýÀå µî¿¡ ¿µÇâÀ» ¹ÌÄ£´Ù. º» ½ÇÇèÀº Çѱ¹ÀܵðÀÇ Àܵð±ð±â ³ôÀ̺° Áö»óºÎ »ýÀå·®À» Á¶»çÇÏ¿© ÀûÀýÇÑ Àܵð±ð±â Áֱ⸦ °áÁ¤ÇÒ ¼ö ÀÖ´Â ÀڷḦ Á¦°øÇϰíÀÚ ¼öÇàµÇ¾ú´Ù. µéÀܵ𸦠10mm ³ôÀÌ·Î °ü¸®½Ã ÁÙ±âÀÇ ÀÏ »ýÀå·®Àº 2.1-4.7mm(7¿ù), 1.9-2.9 mm(8¿ù), 0.9-1.5 mm(9¿ù), 0.6 mm(10¿ù)·Î Á¶»çµÇ¾ú´Ù. »ó±â ÀÚ·á´Â Àܵð±ð±â¸¦ ÃÊÀåÀÇ 33% À̳»·Î ±ð´Â´Ù´Â °³³äÀ¸·Î º¼ ¶§ 7¿ù¿¡´Â 1.1~2.3ÀÏ, 8¿ù¿¡´Â 1.7~2.4ÀÏ, 9¿ù¿¡´Â 3.5~5.4ÀÏ, ±×¸®°í 10¿ù¿¡´Â 8.5ÀÏ °£°ÝÀ¸·Î ±ð±â¸¦ ÇÏ´Â °ÍÀÌ ÀûÇÕÇÑ °ÍÀ¸·Î ³ªÅ¸³µ´Ù. µéÀܵ𸦠15 mm ¹× 17 mm ³ôÀÌ·Î °ü¸®½Ã ±ðÀº ÈÄÀÇ Áö»óºÎ »ýÀå·®Àº 7¿ù 4.0-5.3 mm, 8¿ù 2.9-4.5 mm. 9¿ù 1.4-3.7 mm ±×¸®°í 10¿ù 13 mm·Î ³ªÅ¸³ª 7, 8, 9, 10¿ùÀÇ ÀûÁ¤ ±ð±â ÁÖ±â´Â °¢°¢ 1.4~1.9ÀÏ, 1.7~2.5ÀÏ, 2.3~6.3ÀÏ, 6.8ÀÏÀÌ ÀûÇÕÇÑ °ÍÀ¸·Î ³ªÅ¸³µ´Ù. µéÀܵ𸦠18 mm ¹× 21 mm ³ôÀÌ·Î ±ðÀº ÈÄÀÇ »ýÀå·®Àº 7¿ù 3.5-4.7 mm, 8¿ù 2.9-4.9 mm, 9¿ù 1.5-1.8 mm·Î ³ªÅ¸³µÀ¸¸ç, 7, 8, 9¿ùÀÇ ÀûÁ¤ ±ð±â ÁÖ±â´Â °¢°¢ 1.9~2.6ÀÏ, 1.8~3.1ÀÏ, 5.9~7.0ÀÏÀÇ ¹üÀ§·Î ³ªÅ¸³µ´Ù. ±×¸®°í 50 mm ³ôÀÌ ±ðÀº °æ¿ì´Â Áö»óºÎ »ýÀå·®ÀÌ 7¿ù 4.6-4.9 mm, 8¿ù 5.0-6.5 mm, 9¿ù 2.5-4.7 mm·Î ³ªÅ¸³ª 7, 8, 9¿ùÀÇ ÀûÁ¤ ±ð±â ÁÖ±â´Â °¢°¢ 5.1~5.4ÀÏ, 3.9~5.0ÀÏ, 5.3~9.8ÀÏÀÇ ¹üÀ§·Î °è»êµÇ¾ú´Ù. »ó±â Á¶»ç °á°ú ±ð±â ³ôÀÌ¿¡ µû¶ó Àç»ýÀå ±æÀÌ¿¡ Â÷À̸¦ º¸ÀÌ´Â °ÍÀ¸·Î ³ªÅ¸³µÀ¸¸ç, ª°Ô ±ðÀ»¼ö·Ï Àç»ýÀå ±æÀ̰¡ ª¾ÆÁö´Â °ÍÀ¸·Î Á¶»çµÇ¾ú´Ù.
Mowing is an important practice in golf course management. Mowing interval and height can affect net photosynthesis of turfgrass and finally shoot density, tillering, rooting and regrowth of turfgrass. The objectives of this study were to investigate the regrowth rate of zoysiagrass shoot under different mowing height for determination of proper mowing frequency. Recommended mowing interval were calculated by a rule that no more than 33% of the above ground height be removed in a single mowing. Daily shoot growth of zoysiagrass at 10 mm mowing height were 2.1~4.7 mm (July), 1.9~2.9 mm (August), 0.9~1.5 mm (September), and 0.6 mm (October). These results indicate that recommended mowing interval were 1.1~2.3 day for July, 1.7~2.4 day for August, 3.5~5.4 day for September, and 8.5 day for October, respectively. Daily shoot growth of zoysiagrass at 15 to 17 mm mowing height were 4.0~5.3 mm (July), 2.9~4.5 mm (August), 1.4~3.7 mm (September), and 1.3 mm (October). These results indicate that recommended mowing interval were 1.4~1.9 day for July, 1.7~2.5 day for August, 2.3~6.3 day for September, and 6.8 day for October, respectively. Daily shoot growth of zoysiagrass at 18 to 21 mm mowing height were 3.5~4.7 mm (July), 2.9~4.9 mm (August), and 1.5~1.8 mm (September). These results indicate that recommended mowing interval were 1.9~2.6 day for July, 1.8~3.1 day for August, and 5.9~7.0 day for September, respectively. Daily shoot growth of zoysiagrass at 50 mm mowing height were 4.6~4.9 mm (July), 5.0~6.5 mm (August), and 2.5~4.7 mm (September). These results indicate that recommended mowing interval were 5.1~5.4 day for July, 3.9~5.0 day for August, and 5.3~9.8 day for September, respectively.
 
Ű¿öµå
Áٱ⠻ýÀå·®;±ð±â ÁÖ±â;±ð±â ³ôÀÌ;Çѱ¹Àܵð;daily shoot growth;mowing interval;mowing height;zoysiagrass;
 
Çѱ¹ÀܵðÇÐȸÁö / v.24, no.1, 2010³â, pp.16-23
Çѱ¹ÀܵðÇÐȸ
ISSN : 1229-3253
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO201030853095048)
¾ð¾î : Çѱ¹¾î
³í¹® Á¦°ø : KISTI Çѱ¹°úÇбâ¼úÁ¤º¸¿¬±¸¿ø
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