TY - BOOK ID - 136585614 TI - Soil reconnaissance of the Panama Canal Zone and contiguous territory AU - Bennett, Hugh H. AU - United States. PY - 1929 PB - Washington, D.C. : United States Department of Agriculture, DB - UniCat KW - Soils UR - https://www.unicat.be/uniCat?func=search&query=sysid:136585614 AB - ER -