The annual temperature regime of a small stream in New Zealand C. L. Hopkins OriginalPaper Pages: 397 - 408
Vergleichende untersuchung des peptonabbaus und der damit verknüpften ciliatenbesiedlung in strömenden und stagnierenden modellgewässern Hartmut BilkWalter Schmerenbeck OriginalPaper Pages: 409 - 446
Primary production in a tropical fish pond at Aligarh, India Asif A. KhanA. Qayyum Siddiqui OriginalPaper Pages: 447 - 456
Hämatologische untersuchungen an Regenbogenforellen (Salmo gairdneri Richardson) IV. Erythrozytenzahl und Hämatokrit Gerhard Haider OriginalPaper Pages: 457 - 472
Limnological studies of the lakes and streams of the upper qu'appelle river system, Saskatchewan, Canada U. T. Hammer OriginalPaper Pages: 473 - 507
The rate of nutrient release from grass and dung following immersion in lake water S. M. McLachlan OriginalPaper Pages: 521 - 530
Water, nitrogen and phosphorus in freshwater Plankton Jamil A. KhanA. Qayyum Siddiqui OriginalPaper Pages: 531 - 536
Preliminary studies on the composition of major ions of some fish ponds of Malacca in Malaysia Y. T. Tan OriginalPaper Pages: 537 - 543
Biochemical studies in the freshwater mussel, Parreysia corrugata R. NagabhushanamV. S. Lomte OriginalPaper Pages: 545 - 552
Etude des enzymes digestifs chez pila léopoldvillensis Putz. (Moll. Gastéropode) I° partie: cellulase et alginase J. FranssenBont A. F. OriginalPaper Pages: 569 - 576
