Anais. Proceedings. Anales
Contributors: São Paulo (Brazil : State). Secretaria da Agricultura
Published: 1967
Place of publication: Place of publication not identified]
Language: eng; por; spa
Number of pages: 1111
Subjects: Soil conservation; Congresses
Notes: At head of title: Secretaria da Agricultura do Estado de São Paulo, Ministério da Agricultura.

Congress held April 12-29, 1966.

English, Portuguese, or Spanish text and summaries.

Includes bibliographies.