| 221 | Diatoms flora of the surface layers of sediments from the Indian Ocean Region  | 
| Researcher: | Gowthaman, S | 
| Guide: | Desikachary, T V | 
| University: | University of Madras | 
| Language: | English | 
| 222 | |
| Researcher: | Prema, P | 
| Guide: | Desikachary, T V | 
| University: | University of Madras | 
| Language: | English | 
| 223 | |
| Researcher: | Sreelatha, P M | 
| Guide: | Desikachary, T V | 
| University: | University of Madras | 
| Language: | English | 
| 224 | Ecology of algae in industrial and sewage effluents near Balanagar industrial area, Hyderabad  | 
| Researcher: | Venugopal Rao, D | 
| Guide: | Manikya Reddy, P | 
| University: | Osmania University | 
| Language: | English | 
| 225 | Effect of herbicides and pesticides on the blue green algae of freshwater ponds  | 
| Researcher: | Das, Binayak | 
| Guide: | Singh, P K | 
| University: | Utkal University | 
| Language: | English | 
| 226 | Effects of ultraviolet radiation and nitrosoguanidine on nitrogen fixing alga, Nostoc linkia  | 
| Researcher: | Singh, Dhirendra | 
| Guide: | Kumar, H D | 
| University: | Banaras Hindu University | 
| Language: | English | 
| 227 | Genetic and physiological controls of nitrogen fixation in the blue-green algae, Nostoc muscorum  | 
| Researcher: | Sonie, Krishna Chandra | 
| Guide: | Singh, H N | 
| University: | Banaras Hindu University | 
| Language: | English | 
| 228 | |
| Researcher: | Devi Prasad, P V | 
| Guide: | Chowdhury, Y B K | 
| University: | Banaras Hindu University | 
| Language: | English | 
| 229 | Investigation of certain metabolic products of some common green algae  | 
| Researcher: | Mehta, Moti Keki | 
| Guide: | Marathe, K V | 
| University: | Rashtrasant Tukadoji Maharaj Nagpur University | 
| Language: | English | 
| 230 | |
| Researcher: | Pant, Uma Rani | 
| Guide: | Pandey, J D | 
| University: | Kumaun University | 
| Language: | English | 
| 231 | |
| Researcher: | Gupta, Pratibha | 
| University: | Mohanlal Sukhadia University | 
| Language: | English | 
| 232 | Studies on the antibiotic tolerance of some blue-green algae  | 
| Researcher: | Padhi, Sailabala | 
| Guide: | Patnaik, H | 
| University: | Berhampur University | 
| Language: | English | 
| 233 | |
| Researcher: | Chandra Sekhara Rao, J | 
| University: | Andhra University | 
| Language: | English | 
| 234 | |
| Researcher: | Narasimha Rao, G | 
| University: | Andhra University | 
| Language: | English | 
| 235 | |
| Researcher: | Shyam Sunder, K L | 
| Guide: | Subbaramiah, K | 
| University: | Madurai Kamaraj University | 
| Language: | English | 
| 236 | |
| Researcher: | Prasad, Rackakonda Narendra | 
| Guide: | Chaudhary, K | 
| University: | Banaras Hindu University | 
| Language: | English | 
| 237 | |
| Researcher: | Jha, Meera | 
| Guide: | Tiwari, D N | 
| University: | Banaras Hindu University | 
| Language: | English | 
| 238 | |
| Researcher: | Husaini, Yasmin | 
| University: | Banaras Hindu University | 
| Language: | English | 
| 239 | |
| Researcher: | Pant, Anjana | 
| University: | Banaras Hindu University | 
| Language: | English | 
| 240 | Ecophysiological studies on algae of river Ganga in relation to heavy metal pollution  | 
| Researcher: | Singh, Anil Kumar | 
| University: | Banaras Hindu University | 
| Language: | English |