Current Affiliation Organization 【 display / non-display 】

Current Affiliation Organization 【 display / non-display 】

Academic degree 【 display / non-display 】

Academic degree 【 display / non-display 】

External Career 【 display / non-display 】

External Career 【 display / non-display 】

Research Interests 【 display / non-display 】

Research Interests 【 display / non-display 】

Research Areas 【 display / non-display 】

Research Areas 【 display / non-display 】

Research Theme 【 display / non-display 】

Research Theme 【 display / non-display 】

• LCA About Agriculture

• Red Soil Runoff in Okinawa

Published Papers 【 display / non-display 】

Published Papers 【 display / non-display 】

• Global Sensitivity Analysis of Key Parameters in the APSIMX-Sugarcane Model to Evaluate Nitrate Balance via Treed Gaussian Process

  Himasha Rathnappriya, kazuhito sakai, Ken Okamoto, Sho Kimura, Tomokazu Haraguchi, Tamotsu Nakandakari, Hideki Setouchi, W.B.M.A.C. Bandara

  Agronomy     2022.08 [ Peer Review Accepted ]

  Type of publication: Research paper (scientific journal)

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    DOI

• A Gas Diffusion Analysis Method for Simulating Surface Nitrous Oxide Emissions in Soil Gas Concentrations Measurement

  Thusitha Saman Bandara, kazuhito sakai, Tamotsu Nakandakari, Kozue Yuge

  Agriculture     2022.07 [ Peer Review Accepted ]

  Type of publication: Research paper (scientific journal)

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    DOI

• Examination of the Effectiveness of Controlled Release Fertilizer to Balance Sugarcane Yield and Reduce Nitrate Leaching to Groundwater

  by R. H. K. Rathnappriya,K. Sakai,K. Okamoto, S. Kimura,T. Haraguchi,T. Nakandakari, H. Setouchi, W. B. M. A. C. Bandara

  Agronomy ( MDPI )  12 ( 3 ) 695   2022.03 [ Peer Review Accepted ]

  Type of publication: Research paper (scientific journal)

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    DOI

• Towards Coupling of 1D and 2D Models for Flood Simulation—A Case Study of Nilwala River Basin, Sri Lanka

  Lanthika Dhanapala, M. H. J. P. Gunarathna, M. K. N. Kumari, Manjula Ranagalage, Kazuhito Sakai, T. J. Meegastenna

  Hydrology ( MDPI )  9 ( 2 )   2022.01 [ Peer Review Accepted ]

  Type of publication: Research paper (scientific journal)

• Assessment of the Optimal Flight Time of RGB Image Based Unmanned Aerial Vehicles for Crop Monitoring

  Ruwanpathirana PP, Madushanka PLA, Jayasinghe GY, Wijekoon WMCJ, Priyankara ACP, Kazuhitho S

  Rajarata University Journal   6 ( 2 ) 9 - 14   2021.12 [ Peer Review Accepted ]

  Type of publication: Research paper (scientific journal)

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Presentations 【 display / non-display 】

Presentations 【 display / non-display 】

• SIMULATION OF N2O EMISSIONS FROM A SUGARCANE FIELD IN OKINAWA, JAPAN

  Sakai Kazuhito

  SIMULATION OF N2O EMISSIONS FROM A SUGARCANE FIELD IN OKINAWA, JAPAN  2015  -  2015 

• SIMULATION OF N2O EMISSIONS FROM A SUGARCANE FIELD IN OKINAWA, JAPAN

  酒井　一人

  SIMULATION OF N2O EMISSIONS FROM A SUGARCANE FIELD IN OKINAWA, JAPAN  2015  -  2015 

• Estimation of co2 Emission from Sugar cane production in Okinawa by the Cycle Assesment

  Kazuhito Sakai,Anshun Yoshinaga

  ASABE Annual International Meeting  2006.06  -  2006.06 

• The Effect of Sedimentation Tank to Prevent Suspended Soil Runoff

  Tamotu　Nakandakari,Anshun Yoshinaga,Kazhito Sakai,Kazutoshi Oosawa

  ASABE Annual International Meeting  2006.06  -  2006.06 

• The Reserch on Development of the Estimetion Model for NO3-N Concerntration of Groundwater in Miyako Island

  Tomohisa Shinkawa,Kazuhito Sakai,Anshun Yoshinaga

  ASABE Annual International Meeting  2006.06  -  2006.06 

Grant-in-Aid for Scientific Research 【 display / non-display 】

Grant-in-Aid for Scientific Research 【 display / non-display 】

• Grant-in-Aid for Young Scientists(B)

  Project Year: 2004  -  2006 

  Direct: 1,600,000 (YEN)  Total: 1,600,000 (YEN)