| 1 | |
| Researcher: | Ratna Rao, Danduboyina |
| Guide: | Chandramohan, P |
| University: | Andhra University |
| Language: | English |
| 2 | Limnological studies of fresh water ponds around Chipurupalli Vizianagaram District |
| Researcher: | Subba Rao, Rallabandi |
| Guide: | Chandramohan, P |
| University: | Andhra University |
| Language: | English |
| 3 | Studies on some aspects of limnology and productivity of selected ponds in Andhra Pradesh |
| Researcher: | Subbamma, Daita Venkata |
| Guide: | Rama Sarma, D V |
| University: | Andhra University |
| Language: | English |