Ecologia agricola.
Publisher: Editorial Elite
Published: 1947
Place of publication: Caracas
Language: spa
Number of pages: 304
Subjects: Crop yields; Crops and climate; Soils
Notes: At head of title: Estados Unidos de Venezuela.  Ministerio de Agricultura y Cria.  Dirección de Agricultura.  Departamento de Ecologia Agricola.

Translation of Ecologia agraria.

Bibliography: p. 289-301.