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- 2021
-
Mark
Spatial characteristics of groundwater chemistry in Unzen, Nagasaki, Japan
- Contribution to journal › Article
- 2019
-
Mark
Use of sterols to monitor surface water quality change and nitrate pollution source
Nakagawa, Kei LU
; Amano, Hiroki
LU
; Berndtsson, R.
LU
; Takao, Yuji
and Hosono, Takahiro
(2019)
In Ecological Indicators
107.
- Contribution to journal › Article
-
Mark
Inverse method using boosted regression tree and k-nearest neighbor to quantify effects of point and non-point source nitrate pollution in groundwater
Motevalli, Alireza LU ; Naghibi, Seyed Amir LU ; Hashemi, Hossein LU
; Berndtsson, Ronny
LU
; Pradhan, Biswajeet
and Gholami, Vahid
(2019)
In Journal of Cleaner Production
228.
p.1248-1263
- Contribution to journal › Article
- 2018
-
Mark
Surface water chemistry and nitrate pollution in Shimabara, Nagasaki, Japan
Amano, Hiroki ; Nakagawa, Kei and Berndtsson, Ronny LU
(2018)
In Environmental Earth Sciences
77(9).
- Contribution to journal › Article
- 2017
-
Mark
On the use of coprostanol to identify source of nitrate pollution in groundwater
Nakagawa, Kei ; Amano, Hiroki ; Takao, Yuji ; Hosono, Takahiro and Berndtsson, Ronny LU
(2017)
In Journal of Hydrology
550.
p.663-668
- Contribution to journal › Article
- 2016
-
Mark
Spatial trends of nitrate pollution and groundwater chemistry in Shimabara, Nagasaki, Japan
Nakagawa, Kei LU
; Amano, Hiroki
LU
; Asakura, Hiroshi
and Berndtsson, Ronny
LU
(2016)
In Environmental Earth Sciences
75(3).
p.1-17
- Contribution to journal › Article
-
Mark
Decomposition approach of the nitrogen generation process : Empirical study on the Shimabara Peninsula in Japan
Fujii, Hidemichi ; Nakagawa, Kei LU
and Kagabu, Makoto
(2016)
In Environmental Science and Pollution Research
23(22).
p.23249-23261
- Contribution to journal › Article
- 2011
-
Mark
Reactive transport column experiment in volcanic ash soil and numerical modelling with anion and cation exchange reactions
Nakagawa, K. LU
; Wada, S. I.
and Momii, K.
(2011)
7th International Groundwater Quality Conference: Groundwater Quality Management in a Rapidly Changing World, GQ10
342.
p.459-462
- Chapter in Book/Report/Conference proceeding › Paper in conference proceeding