McCarrisonR. (1924). The Relation of Manure to the Nutritive and Vitamin Value of certain grain. BMJ, March 19th, pp 567–569.
2.
McCarrisonR. (1926). The Effect of manurial conditions on the nutritive and vitamin values of millet and wheat. Indian J. Med Res, 14, 351–78.
3.
Memorandum on Malnutrition in India … given before the Royal Commission on Agriculture in India, 1926. Report of the Commission, Vol 1 Part 2, 95–119. 1927.
4.
HowardA. (1950). An Agricultural Testament. Faber, London.
5.
PriceW.A. (1939). Nutrition and Physical Degeneration Published by the author. Los Angeles.
6.
BalfourLady Eve (1943). The Living Soil. Faber, London.
7.
PearceI.H.CrockerL.H. (1943). The Peckham Experiment, Allan and Unwin Ltd, London.
8.
The Medical Testament. Cheshire Medical Panel Committee. 1939, quoted by Balfour, The Living Soil, as above, p 31.
9.
PottingerF.M. (1946). American J Orthodontics and Oral Surgery vol. 32, No 8Aug.
10.
Jacks and White (1939). The Rape of the Earth. Faber, London.
11.
HyamsE. (1976). Soil and Civilisation. John Murray.
12.
JenksJ. (1959). The Stuff Man's Made Of, p 63. Faber, London.
13.
HarveyG. (1997). The Killing of the Countryside. Johnathan Cape, London.
14.
WrenchG.T. (1938). The Wheel of Health. C.W. Daniel, London.
15.
BryantA. (1940). English Saga, p 85. Collins with Eyre & Spottiswood, London.
16.
Soil Association, 86 Colston St., Bristol, Personal communication, August, 1998.