Soil fertility.
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| Format: | Texto biblioteca |
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1962
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| Subjects: | SOIL MANAGEMENT, SOIL FERTILITY, FERTILIZER APPLICATION, SOUTH EAST ASIA, FERTILIZERS, TRIAL METHODS, PLANT REQUIREMENTS, GESTION DU SOL, FERTILITE DU SOL, MANEJO DEL SUELO, FERTILIDAD DEL SUELO, FERTILISATION, ASIE DU SUD EST, ENGRAIS, METHODE D'ESSAI, EXIGENCE DES PLANTES, APLICACION DE ABONOS, ASIA SUDORIENTAL, ABONOS, METODOS DE ENSAYO, NECESIDADES DE LAS PLANTAS, |
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