Effect of Chitin Application on the Early Growth of Tomato

토마토 초기 생장에 미치는 키틴 처리의 영향

  • Jin, Yu-Lan (Department of Agricultural Chemistry, Institute of Agricultural Science and Technology, Chonnam National University) ;
  • Ji, Myeong-Sim (Department of Agricultural Chemistry, Institute of Agricultural Science and Technology, Chonnam National University) ;
  • Kim, Kil-Yong (Department of Agricultural Chemistry, Institute of Agricultural Science and Technology, Chonnam National University) ;
  • Cha, Gyu-Suk (Division of Civil and Environmental Engineering, Gwangju University) ;
  • Chae, Dong-Hyun (Soil-Love Ltd.) ;
  • Park, Ro-Dong (Department of Agricultural Chemistry, Institute of Agricultural Science and Technology, Chonnam National University)
  • 김옥란 (전남대학교 농업생명과학대학 응용생물공학부, 농업과학기술연구소) ;
  • 지명심 (전남대학교 농업생명과학대학 응용생물공학부, 농업과학기술연구소) ;
  • 김길용 (전남대학교 농업생명과학대학 응용생물공학부, 농업과학기술연구소) ;
  • 차규석 (광주대학교 토목환경공학부) ;
  • 채동현 ((주)흙사랑) ;
  • 박노동 (전남대학교 농업생명과학대학 응용생물공학부, 농업과학기술연구소)
  • Published : 2004.09.30

Abstract

Chitin and its derivatives have been introduced to tomato seedlings by direct mixing of chitin, chitosan, or chitooligosaccharides (CO) with soils, watering of chitosan or CO solutions to soils, or chitosan-coating of tomato seeds as a biomodulator of plant growth, and the growth of tomato plants was measured 30- and 45-day after seeding in the pots. The treatment of chitin and its derivatives promoted the growth of tomato plants in plant heights, shoot weight, maximum leaf length and number of leaves. By comparison in the contents of cellular inorganic nutrients in the plants, it was found out that chitin or chitosan treatments accelerated nitrogen and potassium uptake but inhibit calcium uptake, suggesting that chitin and its derivatives modulate absorption of inorganic nutrients through plant roots from environment.

키틴, 키토산 및 그 유도체의 토양처리와 종자 피복 등이 토마토 생육에 미치는 효과를 조사하고 분석하였다. 키틴과 그 유도체의 토양 처리는 토마토 초기 생육을 촉진하였으며, 키틴과 키토산을 토양에 혼화 처리한 경우 그 효과가 가장 탁월하였다. 이들의 처리는 토마토 근부의 생육을 촉진하였다. 토마토 식물체 중의 무기성분을 분석하여 이들의 처리효과를 분석하였던 바, 키틴 키토산의 처리는 질소와 칼륨의 흡수를 촉진하였으며 칼슘의 흡수를 억제하였다. 그러므로 이들은 식물의 무기양분 흡수의 조절을 통하여 생육을 촉진하는 것으로 판단하였다.

Keywords

References

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