1. ; Isotopic exchange of phosphates in soil. Rothamsted Experimental Station, Report for 1960, 246–265.
2. FACTORS AFFECTING THE ABILITY OF PLANTS TO ABSORB PHOSPHATE FROM SOILS
3. ; The Agdell Experiment, 1848-1970. Estimates of the P and K accumulated from fertiliser dressings given between 1848 and 1951, their recovery by grass between 1858 and 1970, and their effect on the response by grass to new dressings of P and K. Rothamsted Experimental Station, Report for 1970, Part 2, 38–68.
4. ; ; The Woburn Organic Manuring Experiment. II. Soil analyses, 1964-72, with special reference to changes in carbon and nitrogen. Rothamsted Experimental Station, Report for 1973, Part 2, 134–151.