Symposium on Economic and Agronomic Aspects of New Forms of Fertilizers and Techniques in their Application = Colloque sur les Aspects économiques et agronomiques des nouvelles Formes d'Engrais et les Techniques utilisées dans leur Application ...
Symposium on Economic and Agronomic Aspects of New Forms of Fertilizers and Techniques in their Application1970Geneva.
Food and Agriculture Organization of the United Nations.
New York Food and Agriculture Organization [London] [H.M.S.O],
1971.
'The symposium ... was called at the request of the ECE Committee on Agricultural Problems ... organized jointly by the Secretariats of the FAO and ECE ... 14 to 18 December 1970' - Introduction. - Text in English, French and Russian
Includes bibliographies
Fertilizers and manures