TY - BOOK ID - 137546910 TI - Sources of fertilizer minerals in South America : a preliminary study : geology and technology of fertilizer-mineral deposits of phosphates, potash, and sulfur and suggestions for further exploration in South America AU - Harrington, James F. AU - Ward, David E. AU - McKelvey, V. E. AU - Geological Survey (U.S.) PY - 1966 PB - [Washington, D.C.] : Washington : United States Department of the Interior, Geological Survey, United States Government Printing Office. DB - UniCat KW - Geology, Economic KW - Mines and mineral resources KW - Fertilizers KW - Phosphates KW - Potash. KW - Sulfur KW - South America. UR - https://www.unicat.be/uniCat?func=search&query=sysid:137546910 AB - ER -