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Distribution Characteristics of Pesticide Residues in the Portions of Lettuce Leaves

상추 잎의 부위별 잔류농약 분포 특성

  • Kwon, Sun-Mok (Guri Agricultural Products Inspection Team, Gyeonggi-do Institute of Health and Environment) ;
  • Choi, Ok-Kyung (Guri Agricultural Products Inspection Team, Gyeonggi-do Institute of Health and Environment) ;
  • Kim, Ki-Cheol (Guri Agricultural Products Inspection Team, Gyeonggi-do Institute of Health and Environment) ;
  • Kim, Jung-Beom (Guri Agricultural Products Inspection Team, Gyeonggi-do Institute of Health and Environment) ;
  • Kang, Heung-Gyu (Guri Agricultural Products Inspection Team, Gyeonggi-do Institute of Health and Environment) ;
  • Cho, Yun-Sik (Guri Agricultural Products Inspection Team, Gyeonggi-do Institute of Health and Environment) ;
  • Ha, Jin-Ok (Guri Agricultural Products Inspection Team, Gyeonggi-do Institute of Health and Environment) ;
  • Jang, Jin-Ho (Guri Agricultural Products Inspection Team, Gyeonggi-do Institute of Health and Environment) ;
  • Lee, Byoung-Hun (Guri Agricultural Products Inspection Team, Gyeonggi-do Institute of Health and Environment) ;
  • Lee, Sung-Nam (Guri Agricultural Products Inspection Team, Gyeonggi-do Institute of Health and Environment) ;
  • Lee, Sun-Young (Guri Agricultural Products Inspection Team, Gyeonggi-do Institute of Health and Environment) ;
  • Kang, Suk-Ho (Guri Agricultural Products Inspection Team, Gyeonggi-do Institute of Health and Environment) ;
  • Lee, Jong-Bok (Guri Agricultural Products Inspection Team, Gyeonggi-do Institute of Health and Environment)
  • 권순목 (경기도보건환경연구원 구리농산물검사소) ;
  • 최옥경 (경기도보건환경연구원 구리농산물검사소) ;
  • 김기철 (경기도보건환경연구원 구리농산물검사소) ;
  • 김중범 (경기도보건환경연구원 구리농산물검사소) ;
  • 강흥규 (경기도보건환경연구원 구리농산물검사소) ;
  • 조윤식 (경기도보건환경연구원 구리농산물검사소) ;
  • 하진옥 (경기도보건환경연구원 구리농산물검사소) ;
  • 장진호 (경기도보건환경연구원 구리농산물검사소) ;
  • 이병훈 (경기도보건환경연구원 구리농산물검사소) ;
  • 이성남 (경기도보건환경연구원 구리농산물검사소) ;
  • 이선영 (경기도보건환경연구원 구리농산물검사소) ;
  • 강석호 (경기도보건환경연구원 구리농산물검사소) ;
  • 이정복 (경기도보건환경연구원 구리농산물검사소)
  • Received : 2014.04.28
  • Accepted : 2014.06.03
  • Published : 2014.06.30

Abstract

This study was conducted to investigate the changes of the residual amount in the leafstalk (end) and the fore-end (upper) portion of lettuce leaves during cultivation period to 14 days, 12 times in total (0, 1, 2, 3, 4, 5, 7, 8, 10, 12, 13 and 14 days) after spraying with boscalid and lufenuron. In the case of boscalid, the initial concentrations at 3 hours (0 day) of the leafstalk and the fore-end portion of lettuce leaves were 18.26 mg/kg and 84.97 mg/kg, respectively and the residual amounts were rapidly decreased to 0.31 mg/kg and 0.37 mg/kg at 14 days after chemical application. In the case of lufenuron, the initial concentrations at 3 hours (0 day) of the leafstalk and the fore-end portion of lettuce leaves were 0.91 mg/kg and 5.21 mg/kg, respectively and the residual amounts were rapidly decreased to 0.06 mg/kg and 0.09 mg/kg at 13 days after chemical application. The variations of the residual concentrations analyzing 12 times after spraying showed that the residual amounts of the leafstalk portion of lettuce leaves were less than its fore-end portion in boscalid and lufenuron. In additon, 9 kinds of pesticide including boscalid in 16 lettuce leaf (found to contain pesticide in 2013) showed that the residual amounts of the leafstalk portion of lettuce leaves were less than its fore-end portion as well.

본 연구는 상추의 재배기간 중 살포한 농약이 상추 잎 아랫부분과 윗부분의 잔류분포를 알아보기 위해 수행하였다. 살균제 boscalid와 살충제 lufenuron을 살포 후 14일까지 12회(0, 1, 2, 3, 4, 5, 7, 8, 10, 12, 13, 14일) 시료를 채취하여 잔류량 변화를 조사하였다. Boscalid는 살포 후 0일(3시간)은 상추 잎 아랫부분과 윗부분의 잔류량은 각각 18.26 mg/kg, 84.97 mg/kg이었고, 14일 후에는 0.31 mg/kg, 0.37 mg/kg으로 나타났다. Lufenuron은 살포 후 0일(3시간)은 상추 잎 아랫부분과 윗부분의 잔류량은 각각 0.91 mg/kg, 5.21 mg/kg이었고, 13일 후에는 0.06 mg/kg, 0.09 mg/kg으로 나타났다. 두 약제 살포 후 12회 조사한 잔류량은 모두 상추 잎 아랫부분이 윗부분보다 낮게 나타났다. 이와 같은 잔류분포 양상은 2013년 잔류농약이 검출된 유통 상추 잎 16건에서도 boscalid 등 9종의 잔류량 분포는 동일하게 나타났다.

References

  1. Choi, N. R. (2007) Study on consumption status and preference level for vegetables. The Graduate School, MS thesis, Sookmyung Women's Univ. pp. 44-47.
  2. Han, G, D., H. D. Woo and J. K. Lee (2010) Consumer awareness survey on safety management of pesticide residue. Food Science and Industry 43(2):24-40.
  3. Han, Y. S., C. I. Kim, J. S. Oh, S. A. Kim, J. H. Jeong, K. H. Lee, S. K. Lee and M. J. Oh (1999) Reducing effects of pesticide residue of agricultural products according to different cooking methods. Res Rep Env Sci Tech Chungnam Nat'l Univ Korea. 17:1-14.
  4. Jeong, Y. H., J. E. Kim, J. H. Kim, Y. D. Lee, C. H. Lim and J. H. Hur (2004) The latest Pesticide (Revised). Sigma Press. pp. 269-271.
  5. KCPA (Korea Crop Protection Association) (2011) Agrochemicals use guide book. pp. 138, 467.
  6. KFDA (Korea Food & Drug Administration) (2012) The practical manual of Analytical Methods for Pesticide Residues in Foods, 3rd. pp. 78-80.
  7. KFDA (Korea Food & Drug Administration) (2013) Korea Food Code.
  8. Kim, H. J. (2009) Analysis of pesticide residues on agricultural products in Busan. The Gaduate School, MS thesis, Gyeongsang Nat'l Univ. pp. 19-20.
  9. Kim, S. W. (2010) A study of taste for vegetables by general public. Keimyung Reserch Journal 28:87-100.
  10. Ko, B. S., T. H. Jeon, K. S. Jung and S. K. Lee (1996) Removal effects of organic-phosphorus pesticide residue in lettuce by washing methods. Korean J. of Rural Med. 21(2):159-171.
  11. Park, D. S., K. Y. Seong, K. I. Choi and J. H. Hur (2005) Field tolerance of pesicides in the strawberry and comparison of biological half-lives estimated from kinetic models. The Korean J. Pestic Sci. 9(3):231-236.
  12. Park, J. H. (2004) A study on understanding and needs of consumers, producers and distributors regarding good agricultural practices. Korean Journal of Food Marketing Economics. 21(4):93-110.
  13. RDA (Rural Development Administration) (2006) Organic cultivation manual for lettuce. Organic food technique-1. pp. 11.
  14. RDA (Rural Development Administration) (2007) Lettuce cultivation. Standard farming manual-161. pp. 26.
  15. Shin, Y. K., C. G. Kim and T. Y. Kim (2005) Realty and vision of envirnomentally friendly agriculture, Agricultural outlook 2005(I); Korea Rural Economic Institute: Seoul city, pp. 115-142.

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