TY - BOOK AU - Valle,Luis A.del ED - University of Puerto Rico Mayaguez Campus. ED - United States TI - Determination of the rate of biodegradation in some polluted tropical waters and in some types of liquid wastes common in Puerto Rico PY - 1972///] CY - Mayaguez, P.R. PB - Water Resources Research Institute, School of Engineering KW - Water supply KW - Puerto Rico KW - Local KW - Biodegradation KW - Water KW - Pollution KW - Purification KW - Biological treatment N1 - "Completion report, A-023-PR"--Cover; Partially funded by the Office of Water Resources Research; "September, 1972." ER -