Some remarks on the combined over years distinction criterion.
- Publication Type
- Contribution to conference
- Authors
- Piepho, H.P. and Laidig, F.
- Year of publication
- 1998
- Published in
- UPOV Document TWC/16/4. UPOV
- Series/labeling
- 16
- Page (from - to)
- nnb
- Conference name
- UPOV
- Conference location
- Genf