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Research Output 1991 2019

  • 442 Citations
  • 12 h-Index
  • 71 Article
  • 8 Conference contribution
  • 1 Review article
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Article
2019
Water levels
Watersheds
surface water level
watershed
water level

Impact of gate operating modes of sea dikes on hydrodynamic regime and inundated area in Can Gio Bay

Thi Hoai Thu, V., Tabata, T., Hiramatsu, K., Anh Ngoc, T. & Masayoshi, H., Apr 3 2019, In : Coastal Engineering Journal. 61, 2, p. 171-186 16 p.

Research output: Contribution to journalArticle

Levees
Hydrodynamics
Water
Scenarios
Water levels
Rain
Japan
rain
Spillways
Soils
2018

Effects of sea level rise and sea dike construction on the downstream end of the Saigon River Basin (Can Gio Bay)

Thu, V. T. H., Tabata, T., Hiramatsu, K., Ngoc, T. A. & Masayoshi, H., Jan 1 2018, In : Japan Agricultural Research Quarterly. 52, 3, p. 229-239 11 p.

Research output: Contribution to journalArticle

Rivers
Oceans and Seas
hydrodynamics
sea level
dike
Ecosystems
Water quality
water quality
ecosystems
ecosystem
2017
1 Citation (Scopus)

Development and application of a dynamic in-river agrochemical fate and transport model for simulating behavior of rice herbicide in urbanizing catchment

Kondo, K., Boulange, J., Hiramatsu, K., Thai, P. K., Inoue, T. & Watanabe, H., Nov 1 2017, In : Agricultural Water Management. 193, p. 102-115 14 p.

Research output: Contribution to journalArticle

fate and transport models
agrochemical
agrochemicals
herbicide
rice

Estimation of nitrogen transformation in cau river basin, Vietnam using a material flow analysis model

Van Chinh, L., Hiramatsu, K., Masayoshi, H., Thao, T. T., Dong, L. P., Cuu, N. TV. & Lan, T. T., Feb 1 2017, In : Journal of the Faculty of Agriculture, Kyushu University. 62, 1, p. 153-162 10 p.

Research output: Contribution to journalArticle

material flow analysis
Vietnam
Rivers
Nitrogen
nitrogen
1 Citation (Scopus)

Estimation of Water environment capacity in the cau river basin, Vietnam using the streeter-phelps model

Van Chinh, L., Hiramatsu, K., Masayoshi, H., Cuu, N. TV. & Lan, T. T., Feb 1 2017, In : Journal of the Faculty of Agriculture, Kyushu University. 62, 1, p. 163-169 7 p.

Research output: Contribution to journalArticle

Vietnam
Rivers
rivers
total suspended solids
Water
4 Citations (Scopus)
dissolved organic matter
anaerobic conditions
Biological materials
anoxic conditions
body water
2016

Effect of the interaction between monsoon currents and waves on the morphological processes along the mekong river delta coast

Letrung, T., Ngoc, T. A. & Hiramatsu, K., Apr 1 2016, In : Japan Agricultural Research Quarterly. 50, 2, p. 121-133 13 p.

Research output: Contribution to journalArticle

Mekong River
Rivers
monsoon
coasts
rivers
2015
3 Citations (Scopus)

Adaptive Neuro-Fuzzy Inference System for drought forecasting in the Cai River basin in Vietnam

Nguyen, L. B., Li, Q. F., Ngoc, T. A. & Hiramatsu, K., Sep 1 2015, In : Journal of the Faculty of Agriculture, Kyushu University. 60, 2, p. 405-415 11 p.

Research output: Contribution to journalArticle

Vietnam
Droughts
Rivers
drought
evapotranspiration
18 Citations (Scopus)
Spatial Heterogeneity
Hydrodynamic Model
Data-driven
hydrodynamics
Hydrodynamics
1 Citation (Scopus)

Drought assessment in Cai River basin, Vietnam: A comparison with regard to SPI, SPEI, SSI, and SIDI

Nguyen, L. B., Li, Q. F., Ngoc, T. A. & Hiramatsu, K., Sep 1 2015, In : Journal of the Faculty of Agriculture, Kyushu University. 60, 2, p. 417-425 9 p.

Research output: Contribution to journalArticle

Vietnam
Droughts
Rivers
evapotranspiration
Soil
2 Citations (Scopus)

Sensitivity-Based calibration of the soil and water assessment tool for hydrologic cycle simulation in the cong watershed, Vietnam

Anh, N. V., Fukuda, S., Hiramatsu, K. & Masayoshi, H., Aug 1 2015, In : Water Environment Research. 87, 8, p. 735-750 16 p.

Research output: Contribution to journalArticle

Watersheds
Calibration
watershed
calibration
Soils
2014

Application of a simple genetic algorithm for the calibration of aquatic ecosystem model of an agricultural pond

Do Thuy, N., Masayoshi, H., Hiramatsu, K. & Fukuda, S., Jan 1 2014, In : Paddy and Water Environment. 12, 1, p. 1-15 15 p.

Research output: Contribution to journalArticle

Aquatic ecosystems
Ponds
genetic algorithm
aquatic ecosystem
calibration
7 Citations (Scopus)

A simple and rapid method to measure residue of cefexime - A cephalosporin antibiotic in the wastewater of pharmaceutical production plant

Hue, T. T. T., Son, D. C., Anh, N. T. L., Anh, N. T. K., Phong, T. K. & Hiramatsu, K., Feb 1 2014, In : Journal of the Faculty of Agriculture, Kyushu University. 59, 1, p. 169-175 7 p.

Research output: Contribution to journalArticle

cefixime
Cefixime
cephalosporins
Cephalosporins
Medicinal Plants
3 Citations (Scopus)

Generation of hydrogen sulfide in the deepest part of a reservoir under anoxic water conditions

Thuy Do, N., Yoshimura, Y., Masayoshi, H. & Hiramatsu, K., Jan 1 2014, In : Paddy and Water Environment. 13, 1, p. 101-113 13 p.

Research output: Contribution to journalArticle

hydrogen sulfide
Hydrogen sulfide
Dissolved oxygen
Water
dissolved oxygen
26 Citations (Scopus)

Optimizing the rule curves of multi-use reservoir operation using a genetic algorithm with a penalty strategy

Ngoc, T. A., Hiramatsu, K. & Masayoshi, H., Jan 1 2014, In : Paddy and Water Environment. 12, 1, p. 125-137 13 p.

Research output: Contribution to journalArticle

genetic algorithm
Genetic algorithms
Water
water
Salt water intrusion
Body Water
Water Quality
Hydrodynamics
Lakes
hydrodynamics
2013
2 Citations (Scopus)

Analysis of seasonal changes in water qualities in eutrophic reservoirs in a flat low-lying agricultural area using an algae-based ecosystem model

Masayoshi, H., Douma, A., Hiramatsu, K., Nguyen, D. T. & Marui, A., Oct 1 2013, In : Irrigation and Drainage. 62, S1, p. 24-35 12 p.

Research output: Contribution to journalArticle

algae
water quality
agricultural land
alga
ecosystems

Dynamics of water quality in the true bach lake, Hanoi capital, Vietnam

Lap, B. Q., Masayoshi, H. & Hiramatsu, K., Feb 2013, In : Journal of the Faculty of Agriculture, Kyushu University. 58, 1, p. 145-151 7 p.

Research output: Contribution to journalArticle

Vietnam
Water Quality
Lakes
water quality
Economics

Flood inundation analysis using a distributed tank model for a flat, low-lying agricultural area undergoing urbanization in Hanoi, Vietnam

Manh Hung, N., Van Chinh, L., Hiramatsu, K., Masayoshi, H. & Ngoc Tuan, D., Oct 1 2013, In : Irrigation and Drainage. 62, S1, p. 52-62 11 p.

Research output: Contribution to journalArticle

urbanization
Vietnam
hydraulic structures
agricultural land
hydraulic structure
7 Citations (Scopus)
Restoration
Numerical analysis
shell
larva
Recovery
8 Citations (Scopus)
Vietnam
hydrologic models
Rivers
genetic algorithm
watershed
19 Citations (Scopus)

Phosphorus sorption from aqueous solution using natural materials

Eljamal, O., Okawauchi, J., Hiramatsu, K. & Masayoshi, H., Jan 1 2013, In : Environmental Earth Sciences. 68, 3, p. 859-863 5 p.

Research output: Contribution to journalArticle

Phosphorus
sorption
aqueous solutions
Sorption
aqueous solution
chaotic dynamics
neural networks
coastal zone
time series analysis
chlorophyll a
8 Citations (Scopus)

Simulation of rainfall runoff and pollutant load for Chikugo River basin in Japan using a GIS-based distributed parameter model

Van Chinh, L., Iseri, H., Hiramatsu, K., Masayoshi, H. & Mori, M., Jan 1 2013, In : Paddy and Water Environment. 11, 1-4, p. 97-112 16 p.

Research output: Contribution to journalArticle

rainfall simulation
pollution load
Runoff
geographic information systems
Catchments
1 Citation (Scopus)

The effect of simulated sea level on the sedimentation of the Tien River Estuaries, Lower Mekong River, Southern Vietnam

Ngoc, T. A., Letrung, T., Hiramatsu, K. & Nguyen, T. Q., Oct 14 2013, In : Japan Agricultural Research Quarterly. 47, 4, p. 405-415 11 p.

Research output: Contribution to journalArticle

Mekong River
Estuaries
Vietnam
Rivers
Oceans and Seas
2012
1 Citation (Scopus)

Applications of passive sampling techniques in monitoring organic pollutants in the environment

Phong, T. K., Phuc, D. H., Tuan, L. A., Phi, T. H. & Hiramatsu, K., Feb 1 2012, In : Journal of the Faculty of Agriculture, Kyushu University. 57, 1, p. 169-174 6 p.

Research output: Contribution to journalArticle

pollutants
monitoring
Veterinary Drugs
Pesticide Residues
Environmental Monitoring

Phosphorus adsorption from aqueous solution using natural materials.

Okawauchi, J., Eljamal, O., Hiramatsu, K. & Harada, M., 2012, In : 九州大学大学院農学研究院学芸雑誌. 67, 2, p. 59-68 10 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Probabilistic assessment of herbicide runoff from Japanese rice paddies: The effects of local meteorological conditions and site-specific water management

Kondo, K., Boulange, J., Phong, T. K., Hiramatsu, K., Inoue, T. & Watanabe, H., Dec 1 2012, In : Journal of Pesticide Science. 37, 4, p. 312-322 11 p.

Research output: Contribution to journalArticle

Herbicides
water management
paddies
runoff
Pesticides
4 Citations (Scopus)

Temporal trend of pesticide concentrations in the Chikugo River (Japan) with changes in environmental regulation and field infrastructure

Phong, T. K., Inoue, T., Yoshino, K., Hiramatsu, K. & Nhung, D. T. T., Oct 1 2012, In : Agricultural Water Management. 113, p. 96-104 9 p.

Research output: Contribution to journalArticle

environmental law
infrastructure
pesticides
pesticide
Japan

自然物質を吸着剤としたバッチ試験によるリンの吸着実験

Translated title of the contribution: Phosphorus Adsorption from Aqueous Solution Using Natural Materials大川内順也, エルジャマル, ., Hiramatsu, K., 原田昌佳, Okawauchi, J., エルジャマル, ., Hiramatsu, K. & Harada, M., Sep 2012, In : 九州大学大学院農学研究院学芸雑誌. 67, 2, p. 59-68 10 p.

Research output: Contribution to journalArticle

2011
38 Citations (Scopus)

Effect of model formulation on the optimization of a genetic Takagi-Sugeno fuzzy system for fish habitat suitability evaluation

Fukuda, S., De Baets, B., Mouton, A. M., Waegeman, W., Nakajima, J., Mukai, T., Hiramatsu, K. & Onikura, N., Apr 24 2011, In : Ecological Modelling. 222, 8, p. 1401-1413 13 p.

Research output: Contribution to journalArticle

habitat
fish
genetic algorithm
effect
evaluation
14 Citations (Scopus)

Exposure risk assessment and evaluation of the best management practice for controlling pesticide runoff from paddy fields. Part 2: Model simulation for the herbicide pretilachlor

Phong, T. K., Vu, S. H., Ishihara, S., Hiramatsu, K. & Watanabe, H., Jan 1 2011, In : Pest Management Science. 67, 1, p. 70-76 7 p.

Research output: Contribution to journalArticle

pretilachlor
best management practices
paddies
risk assessment
simulation models
5 Citations (Scopus)
Vietnam
hydrologic models
Rivers
rivers
runoff
4 Citations (Scopus)

Simulating concentration of bensulphuron-methyl in a drainage canal of a paddy block using a rice pesticide model

Phong, T. K., Hiramatsu, K. & Watanabe, H., Jan 1 2011, In : Environmental Technology. 32, 1, p. 69-81 13 p.

Research output: Contribution to journalArticle

Canals
Pesticides
Drainage
canal
rice
2010
3 Citations (Scopus)
Geographic Information Systems
Rivers
geographic information systems
Japan
runoff

Behavior of pretilachlor and dimethametryn in water of flooded rice fields

Phong, T. K., Yoshino, K., Hiramatsu, K., Masayoshi, H. & Inoue, T., Oct 1 2010, In : Journal of the Faculty of Agriculture, Kyushu University. 55, 2, p. 321-326 6 p.

Research output: Contribution to journalArticle

dimethametryn
pretilachlor
Pesticides
paddies
pesticides
8 Citations (Scopus)
Ponds
Ecosystems
Water quality
water quality
pond
22 Citations (Scopus)

Pesticide discharge and water management in a paddy catchment in Japan

Phong, T. K., Yoshino, K., Hiramatsu, K., Masayoshi, H. & Inoue, T., Jul 23 2010, In : Paddy and Water Environment. 8, 4, p. 361-369 9 p.

Research output: Contribution to journalArticle

Water management
Pesticides
water management
Catchments
paddies
2009
8 Citations (Scopus)

Estimation of water levels in a main drainage canal in a flat low-lying agricultural area using artificial neural network models

Chinh, L. V., Hiramatsu, K., Masayoshi, H. & Mori, M., Sep 1 2009, In : Agricultural Water Management. 96, 9, p. 1332-1338 7 p.

Research output: Contribution to journalArticle

drainage channels
artificial neural network
neural networks
canal
surface water level
3 Citations (Scopus)

Prediction of the fate of oxytetracycline and oxolinic acid in a fish pond using simulation model - A preliminary study

Phong, T. K., Nhung, D. T. T., Hiramatsu, K. & Watanabe, H., Oct 1 2009, In : Journal of the Faculty of Agriculture, Kyushu University. 54, 2, p. 513-521 9 p.

Research output: Contribution to journalArticle

Oxolinic Acid
oxolinic acid
Oxytetracycline
fish ponds
oxytetracycline
4 Citations (Scopus)

Simulation of pesticide behavior in a paddy block by a pesticide fate and transport model

Phong, T. K., Hiramatsu, K., Vu, S. H., Ishihara, S. & Watanabe, H., Oct 1 2009, In : Journal of the Faculty of Agriculture, Kyushu University. 54, 2, p. 505-512 8 p.

Research output: Contribution to journalArticle

fate and transport models
Pesticides
paddies
pesticides
bensulfuron-methyl
2008
5 Citations (Scopus)

Nitrogen and phosphorus runoff modeling in a flat low-lying paddy cultivated area

Van Chinh, L., Hiramatsu, K., Masayoshi, H. & Mori, M., Dec 1 2008, In : Paddy and Water Environment. 6, 4, p. 405-414 10 p.

Research output: Contribution to journalArticle

Runoff
paddies
Phosphorus
runoff
phosphorus
5 Citations (Scopus)

Optimal gate operation of a main drainage canal in a flat, low-lying, agricultural area using a tank model

Van Chinh, L., Hiramatsu, K., Masayoshi, H. & Mori, M., Sep 1 2008, In : Paddy and Water Environment. 6, 3, p. 243-256 14 p.

Research output: Contribution to journalArticle

drainage channels
Canals
Drainage
canal
agricultural land
28 Citations (Scopus)
artificial intelligence
habitat selection
spatial distribution
prediction
habitat
Steam
Weather
Global positioning system
GPS
weather
2007
Neural Networks (Computer)
Lakes
neural networks
Japan
chlorophyll
2 Citations (Scopus)
watershed management
Geographic Information Systems
Rivers
geographic information systems
Japan