Potassium Symposium, 1957 : 16 papers read at the fourth Congress of the International Potash Institute (4 sessions), Vienna 1957 = Potasio symposium, 1957
IPI-Congress (4th : 1957 : Vienna, Austria) International Potash Institute
Berne, Switzerland The Insitute 1957
Localização: ESALQ - Biblioteca Central (E 295 4/1957 papers )(Acessar)