TY  - BOOK
ED  - United States
ED  - University of Puerto Rico Mayaguez Campus.
TI  - Soil survey of Arecibo area of northern Puerto Rico
PY  - 1977///
CY  - Washington, D.C.
PB  - Soil Conservation Service
KW  - Soils
KW  - Puerto Rico
KW  - Arecibo
KW  - Maps
KW  - Local
KW  - Arecibo Area
KW  - Soil surveys
ER  -