Plant quarantine importation of virus free seed potatoes
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| Format: | Texto biblioteca |
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1967
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| Subjects: | PL PPC NE, SEED POTATOES, SEEDS, VIRUSES, IMPORTS, QUARANTINE, PLANT PROTECTION, MIDDLE EAST, PLANT DE POMME DE TERRE, GRAINE, VIRUS, IMPORTATION, QUARANTAINE, PAPA DE SIEMBRA, SEMILLA, IMPORTACIONES, CUARENTENA, PROTECTION DES PLANTES, MOYEN ORIENT, PROTECCION DE LAS PLANTAS, ORIENTE MEDIO, |
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