1902
Essays on crop plant evolution
1965
Evolutionary studies in world crops
1974
Change and Innovation in Norfolk Farming
1980
Britain's contribution to development in the tropics
1961
The challenge of the Third World
1975
Farming and food supply
1972
Genetics and the improvement of tropical crops, an inaugural lecture
1958
The application of genetics to cotton improvement
1959
Genetics and the improvement of tropical crops
1958
Population and food supply
1969
Resource development in semi-arid lands
1977
