D. S. Powlson

The effects of long continued applications of inorganic nitrogen fertilizer on soil organic nitrogen - a review

D. Powlson, M. Glendining, M. J. Glendining, 1995 .

Laying the ground rules for nitrate.

T. Addiscott, D. Powlson, D. S. Powlson, 1989 .

Encyclopedia of soils in the environment, 4 vols

M. J. Singer, Cynthia Rosenzweig, K. M. Scow, 2005 .

The use of cover crops in cereal-based cropping systems to control nitrate leaching in SE England

A. J. Macdonald, D. Powlson, K. Goulding, 2005, Plant and Soil.