Ciliated protozoa an illustrated guide to the species used as biological indicators in freshwater biology
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Geneva
World Health Organization
1972.
|
| Pynciau: |
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Geneva
World Health Organization
1972.
|
| Pynciau: |