Proceedings of the International Seed Testing Association (Octobre 1928, No: 6) (76p.) - Proceedings of the International Seed Testing Association (Janvier-Avril 1929, No: 7-8) (116p). .
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| Format: | Kitap |
|---|---|
| Language: | English |
| Published: |
Copenhague :
(n.pub),
1928.
|
| Subjects: |