![](/img/cover-not-exists.png)
Conference on the study and preservation of European Orchids, Halle, East Germany, 4–5 April 1970
Jan CerovskyVolume:
3
Year:
1971
Language:
english
Pages:
158
DOI:
10.1016/0006-3207(71)90032-2
File:
PDF, 249 KB
english, 1971