User?s Manual for the National Water-Quality Assessment Program Invertebrate Data Analysis System (Idas) Software Autor Thomas F. Cuffney et al. Paperback Preț: 117.72 lei 3-5 săpt.
Relation of Watershed Setting and Stream Nutrient Yields at Selected Sites in Central and Eastern North Carolina, 1997?2008 Autor Stephen L. Harden et al. Paperback Preț: 120.60 lei 3-5 săpt.