Protection against insect pests and diseases
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Main Authors: | , , , |
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Format: | Texto biblioteca |
Language: | |
Published: |
1977
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Subjects: | FAO DANIDA, PLANT DISEASES, PEST INSECTS, FOREST PROTECTION, SAVANNAS, MALADIE DES PLANTES, INSECTE NUISIBLE, PROTECTION DE LA FORET, SAVANE, ENFERMEDADES DE LAS PLANTAS, INSECTOS DANINOS, PROTECCION FORESTAL, SABANAS, |
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