Hydrobiological studies on the Vaal River in the Vereeniging area F. M. Chutter OriginalPaper Pages: 1 - 65
Hydrobiological studies on the Vaal River in the Vereeniging area A. D. HarrisonP. KellerW. A. Lombard OriginalPaper Pages: 66 - 89
Le courant, facteur écologique et éthologique de la vie aquatique Michel Bournaud OriginalPaper Pages: 125 - 165
A new method for the determination of the anionic adsorption capacity of bottom deposits with particular reference to the adsorption of anionic detergents G. LenhardA. Du PlooyW. R. Ross OriginalPaper Pages: 177 - 187
On the larvicidal properties of charophytes Ella A. GonzalvesB. S. Vaidya OriginalPaper Pages: 188 - 192
A quantitative evaluation of pollution effects on stream communities John Mark DeanRoy F. Burlington OriginalPaper Pages: 193 - 199