Methods for assessment of fish production in fresh waters
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Oxford
Blackwell Scientific Publications [for] International Biological Programme
1971.
|
| Rhifyn: | 2nd ed. |
| Cyfres: | IBP handbook
3. |
| Pynciau: |