1. Partitioning losses of nitrogen fertilizer between leaching and denitrification;Addiscott;J. Agric. Sci. (Cambridge),1992
2. Long-term changes in the polychlorinated biphenyl content of United Kingdom soils;Alcock;Environ. Sci. Technol.,1993
3. Contamination of environmental samples prepared for PCB analysis;Alcock;Environ. Sci. Technol.,1994
4. Experiments with Ley and Arable Farming Systems;Boyd;Rothamsted Exp. Station Rep.,1968
5. The Park Grass Plots at Rothamsted 1856–1949;Brenchley,1958