Report of a symposium held at the Faculty of Agriculture, Forestry and Veterinary Science, University of Dar es Salaam, Morogoro, Tanzania, 10-12 May 1976
(1976)
Proceedings of the Symposium jointly organized by the IAEA and the FAO of the United Nations in co-operation with the International Soil Science Society and held in Vienna, 15 - 19 July 1968
(1968)
