Sediment and phosphorus delivery from field to river via land drains in England and Wales. A risk assessment using field and national databases
Chapman, A.S., Foster, I.D.L., Lees, J.A., Hodgkinson, R.A. and Jackson, R.H. 2003. Sediment and phosphorus delivery from field to river via land drains in England and Wales. A risk assessment using field and national databases. Soil Use and Management. 19 (4), pp. 347-355. https://doi.org/10.1111/j.1475-2743.2003.tb00325.x