Soil survey of the Humacao area of eastern Puerto Rico
By: [by Rafael A. Boccheciamp].
Contributors: United States. Soil Conservation Service.; University of Puerto Rico. College of Agricultural Sciences, Mayaguez.
Publisher: Dept. of Agriculture, Soil Conservation Service
Published: 1977
Place of publication: [Washington]
Language: eng
Number of pages: 103
Subjects: Soil surveys -- Puerto Rico -- Maps.
Genres: Maps.
Notes: Cover title.

Prepared in cooperation with University of Puerto Rico, College of Agricultural Sciences.

Issued Jan. 1977.

Bibliography: p. 99-100.