Sudan: economics of fertilizer use
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Format: | Texto biblioteca |
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1974
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Subjects: | FERTILIZERS, ECONOMIC SITUATION, PLANT REQUIREMENTS, FERTILIZER APPLICATION, COST BENEFIT ANALYSIS, YIELDS, CROPS, ENGRAIS, SITUATION ECONOMIQUE, ABONOS, SITUACION ECONOMICA, EXIGENCE DES PLANTES, FERTILISATION, ANALYSE COUT AVANTAGE, RENDEMENT, PLANTE DE CULTURE, NECESIDADES DE LAS PLANTAS, APLICACION DE ABONOS, ANALISIS DE COSTOS Y BENEFICIOS, RENDIMIENTO, CULTIVOS, |
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