World list of plant breeders : supplement to List of plant breeders in Canada and the United States of America published in September 1949.
Enregistré dans:
| Collectivité auteur: | |
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| Format: | Livre |
| Langue: | English |
| Publié: |
Rome,
1952.
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| Sujets: |
| Description matérielle: | iii, 105 p. ; 28 cm. |
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