A list of new genera and type species of Flagellates and algae published in 1969 Sao Paulo Skvortzov OriginalPaper Pages: 303 - 306
Ecological studies of Euglenineae in certain polluted and unpolluted environments Mohiuddin Munawar OriginalPaper Pages: 307 - 320
Phytoplankton succession in a Eutrophic lake with special reference to blue-green algal blooms Chang K. Lin OriginalPaper Pages: 321 - 334
A study of the blue-green algae from paddy field soils of India G. L. Tiwari OriginalPaper Pages: 335 - 350
An ecological study of three fresh water ponds of Hyderabad-India V. S. Rao OriginalPaper Pages: 351 - 372
The interaction of light intensity and DDT concentration upon the marine diatom, Nitzschia delicatissima cleve Robert B. MacFarlaneWalter A. GlooschenkoRobert C. Harriss OriginalPaper Pages: 373 - 382
A test of the cosmopolitan distribution of fresh-water protozoans John Cairns Jr.Jeanne A. Ruthven OriginalPaper Pages: 405 - 427
Studies on production and food consumption by the larval simuliidae (Diptera) of a chalk stream M. LadleJ. A. B. BassW. R. Jenkins OriginalPaper Pages: 429 - 448
Nitrogen excretion in Streptocephalus Dichotomus Baird (Crustacea: Anostraca) R. Bernice OriginalPaper Pages: 449 - 456