On-farm research manual fisheries guidelines in the conduct of yield trials of fisheries technology and for the assessment /enhancement of fisheries resources
| Format: | Bog |
|---|---|
| Udgivet: |
[s.l.
s.n.]
c1990?
|
| Fag: |
| Format: | Bog |
|---|---|
| Udgivet: |
[s.l.
s.n.]
c1990?
|
| Fag: |