Métodos modernos para conservación de suelos en Puerto Rico
By: Servicio de conservación de suelos, Departamento de agricultura de los Estados Unidos de América
Publisher: U.S. Govt. print. off.
Published: 1941
Place of publication: Washington
Language: spa
Number of pages: 36
Subjects: Soil conservation; Erosion; Soil erosion; Prevention and control
Notes: Translation of articles originally appearing in Soil conservation, official publication of the U.S. Department of agriculture, Soil conservation service. cf. verso of t.-p.