Methods for assessment of fish production in fresh waters.
| Materialtyp: | Bok | 
|---|---|
| Publicerad: | 
        London
          International Biological Programme, 1968
    
        1968
     | 
| Ämnen: | 
| Materialtyp: | Bok | 
|---|---|
| Publicerad: | 
        London
          International Biological Programme, 1968
    
        1968
     | 
| Ämnen: |