Biogeochemistry of Late Paleozoic North American brachiopods and secular variation of seawater composition Uwe Brand OriginalPaper Pages: 159 - 193
Ferric iron reduction by Thiobacillus ferrooxidans at extremely low pH-values Woflfgang Sand OriginalPaper Pages: 195 - 201
Concentration and transport of dissolved and suspended substances in the Orinoco River William M. Lewis Jr.James F. Saunders III OriginalPaper Pages: 203 - 240
Chemical composition and nutrient loading by precipitation in the Trachypogon savannas of the Orinoco llanos, Venezuela R. MontesJ. J. San Jose OriginalPaper Pages: 241 - 256
