%0 Generic %D 1992 %T nitrogen cycle in Lough Neagh, N. Ireland, 1975 to 1987 %A Gibson, C.E. %A Smith, R.V. %A Stewart, D.A. %B Int. Revue ges. Hydrobiol %V 77 %P 73-83 %0 Generic %D 1989 %T A regression model for nitrate leaching in Northern Ireland. %A Smith, R.V. %A Stewart, D.A. %B Soil Use and Management %V 5 %P 71-76