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Estimation in a Model for Determining the Amount of Carbon in Soil and Measurement of the Influences of the Specific Factors

농경지 토양탄소량 결정모형 추정 및 요인별 영향력 계측

  • Suh, Jeong-Min (Department of Bio-Environmental Energy, Pusan National University) ;
  • Cho, Jae-Hwan (Department of Agricultural Economics, Pusan National University) ;
  • Son, Beung-Gu (Department of Horticultural Bioscience, Pusan National University) ;
  • Kang, Jum-Soon (Department of Horticultural Bioscience, Pusan National University) ;
  • Hong, Chang-Oh (Department of Life Science and Environmental Biochemistry, Pusan National University) ;
  • Kim, Woon-Won (Department of Surgery, University of Inje College of Medicine, Haeundae Paik Hospital) ;
  • Park, Jeong-Ho (Department of Environmental Engineering, Gyeongnam National University of Science and Technology) ;
  • Lim, Woo-Taik (Department of Applied Chemistry, Andong National University) ;
  • Jin, Kyung-Ho (Department of Bio-Environmental Energy, Pusan National University)
  • 서정민 (부산대학교 바이오환경에너지학과) ;
  • 조재환 (부산대학교 농업경제학과) ;
  • 손병구 (부산대학교 원예생명과학과) ;
  • 강점순 (부산대학교 원예생명과학과) ;
  • 홍창오 (부산대학교 생명환경화학과) ;
  • 김운원 (인제대학교 해운대 백병원 외과학교실) ;
  • 박정호 (경남과학기술대학교 환경공학과) ;
  • 임우택 (안동대학교 응용화학과) ;
  • 진경호 (부산대학교 바이오환경에너지학과)
  • Received : 2014.07.29
  • Accepted : 2014.11.12
  • Published : 2014.11.28

Abstract

This study has been carried out to present the valuation system of soil carbon sequestration potentials of soil in accordance with the new climate change scenarios(RCP). For that, by analyzing variation of soil carbon of the each type of agricultural land use, it aims to develop technology to increase the amount of carbon emissions and sequestration. Among the factors which affects the estimation of determining the soil carbon model and influence power after the measurement on soil organic carbon, under the center of a causal relationship between the explanatory variables this study were investigated. Chemical fertilizers (NPK) decreased with increasing the amount of soil organic carbon and as with the first experimental results, when cultivating rice than pepper, the fact that soil organic carbon content increased has been found out. The higher the carbon dioxide concentration, the higher the amount of organic carbon in the soil and this result is reliable under a 10% significance level. On the other hand, soil organic carbon, humus carbon and hot water extractable carbon has been found out that was not affected the soils depth, sames as the result of the first year. The higher concentration of carbon dioxide, the higher carbon content of humus and hot water extractable carbon content. According to IPCC 2006 Guidelines and the new climate change scenario RCP 4.5 and the measurement results of the total amount of soil organic carbon to the crops due to abnormal climate weather, 1% increase in atmospheric carbon dioxide concentration was found to be small when compared to the growing rate of increasing 0.01058% of organic carbon in the soil.

Keywords

References

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