Ecophysiologie de quelques Desmidiées: II. Perturbations expérimentales de la nitrate — respiration C. van der Ben OriginalPaper Pages: 165 - 184
Carotenoids in the muscles of Orconectes limosus (Raf. ) (Crustacea- Decapoda) B. Czeczuga OriginalPaper Pages: 185 - 191
Response of protozoans to detergent-enzymes John Cairns Jr.Tim BeamerJeanne Ruthven OriginalPaper Pages: 193 - 205
An ecological study of three freshwater ponds of Hyderabad-India. I. The environment V. S. Rao OriginalPaper Pages: 213 - 223
Dynamics of major ions in some permanent and semi-permanent saline systems Dean W. Blinn OriginalPaper Pages: 225 - 238
Studies on the respiration of the freshwater mussel Parreysia corrugata V. S. LomteR. Nagabhushanam OriginalPaper Pages: 239 - 246
Osmotic behaviour of the freshwater mussel, Parreysia corrugata R. NagabhushanamV. S. Lomte OriginalPaper Pages: 247 - 252
Some aspects of the biology of Lake Trawsfynydd; a Power Station cooling pond John W. Whitehouse OriginalPaper Pages: 253 - 288
Studies on the biology of some freshwater fishes Part VI. Mystus cavasius (Ham.) V. S. Bhatt OriginalPaper Pages: 289 - 302
Ecology and production of Salvinia natans Hoffim; in Kashmir D. P. ZutshiK. K. Vass OriginalPaper Pages: 303 - 320
The distribution, abundance and life-histories of stoneflies (Plecoptera) and mayflies (Ephemeroptera) in a British River, warmed by cooling-water from a power station T. E. Langford OriginalPaper Pages: 339 - 377