Part I The physical, chemical anf biological conditions in the Jukskei-Crocodile River System B. R. AllansonJ. M. T. M. Gieskes OriginalPaper Pages: 2 - 76
Investigations into the ecology of polluted inland waters in the Transvaal B. R. Allanson OriginalPaper Pages: xiii - xiii
Investigations into the ecology of polluted inland waters in the Transvaal B. R. AllansonJ. M. T. M. Gieskes OriginalPaper Pages: 1 - 1
Part II An introduction to the limnology of Hartbeespoort Dam with special reference to the effect of industrial and domestic pollution B. R. AllansonJ. M. T. M. Gieskes OriginalPaper Pages: 77 - 94
Investigations into the ecology of polluted inland waters in the Transvaal B. R. AllansonJ. M. T. M. Gieskes OriginalPaper Pages: 2 - 2
Faune relicte sur le revers oriental du plateau de Bandiagara (Afrique occidentale) J. Daget OriginalPaper Pages: 95 - 108
Part II An introduction to the limnology of Hartbeespoort Dam with special reference to the effect of industrial and domestic pollution B. R. AllansonJ. M. T. M. Gieskes OriginalPaper Pages: 77 - 94
Faune relicte sur le revers oriental du plateau de Bandiagara (Afrique occidentale) J. Daget OriginalPaper Pages: 95 - 108
Sur les genres keratella, synchaeta, polyarthra et filinia d'un lac italien Agostino Parise OriginalPaper Pages: 121 - 135
Experiments in reversion of the filling up processes in fish ponds S. Ehrlich OriginalPaper Pages: 136 - 154
Sur les genres keratella, synchaeta, polyarthra et filinia d'un lac italien Agostino Parise OriginalPaper Pages: 121 - 134
Correlations entre certains caractères synthétiques des populations de phytoplancton R. Margalef OriginalPaper Pages: 155 - 164
Experiments in reversion of the filling up processes in fish ponds S. Ehrlich OriginalPaper Pages: 136 - 154
Growth of tilapia mossambica Peters in some transvaal impoundments P. J. Le Roux OriginalPaper Pages: 165 - 175
Correlations entre certains caractères synthétiques des populations de phytoplancton R. Margalef OriginalPaper Pages: 155 - 164
Growth of tilapia mossambica Peters in some transvaal impoundments P. J. Le Roux OriginalPaper Pages: 165 - 175