Plant quarantine in the Philippines.
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Format: | Texto biblioteca |
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1958
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Subjects: | QUARANTINE, PLANT PROTECTION, DISEASE TRANSMISSION, IMPORTS, RICE, BLIGHT, PYRICULARIA ORYZAE, MAIZE, RUSTS, PUCCINIA SORGHI, HARBOURS, QUARANTAINE, PROTECTION DES PLANTES, CUARENTENA, PROTECCION DE LAS PLANTAS, TRANSMISSION DES MALADIES, IMPORTATION, RIZ, DEPERISSEMENT, MAIS, ROUILLE, PORT, TRANSMISION DE ENFERMEDADES, IMPORTACIONES, ARROZ, TIZON, MAIZ, ROYA, PUERTOS, |
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