The Mechanism of Groundwater Pollution by Nitrate-nitrogen at U-town in Kumamoto Prefecture
熊本県U町の硝酸性窒素による地下水汚染機構

Masaaki HIROHATA, Yasuhito OZASA, Tatsuya MATSUZAKI, Itsusei FUJITA, Ryouzou MATSUOKA, Seiki WATANABE
1999 Journal of Groundwater Hydrology  
doi:10.5917/jagh1987.41.291 fatcat:dxske3sayjaffho5w3cvncfqze