Anais. Proceedings. Anales
Contributors: São Paulo (Brazil : State). Secretaria de Agricultura
Published: 1967
Place of publication: [n.p
Language: eng
Number of pages: 1111
Subjects: Soil conservation -- Congresses
Genres: 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