Similar Items: Invertebres d' eau douce
- Guide to Freshwater Invertebrates
- Freshwater Invertebrates in Central Europe
- Identification Guide of Freshwater Macroinvertebrates of Spain
- European non-marine mollusces, a guide for species identification
- Keys to adults of the water beetles of Britain and Ireland (Part 1)
- The IUCN invertebrate red data book
Topic: Υδρόβια ασπόνδυλα
Topic: Οικολογία
- Development of a strategy for cooperation on optimal documentation and supply of literature on ecological agriculture
- Fire in Mediterranean Ecosystems
- La Vegetation aquatique emergente
- Φύση, Κοινωνία, Επιστήμη στην εποχή των "Τρελών αγελάδων"
- First Balkan Botanical Congress
- Πρόγραμμα ανάπτυξης 1983-1987