Symposium of the economic aspects of the use of fertilizers Geneva, Switzerland, 12-16 Sep 1966.
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| Format: | Texto biblioteca |
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1966
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| Subjects: | EA ECE FAO EAF, FERTILIZER APPLICATION, ECONOMIC SITUATION, FORECASTING, EFFICIENCY, FERTILIZERS, LIQUID FERTILIZERS, PROFITABILITY, CROP ROTATION, EUROPE, FERTILISATION, SITUATION ECONOMIQUE, APLICACION DE ABONOS, SITUACION ECONOMICA, TECHNIQUE DE PREVISION, EFFICACITE, ENGRAIS, ENGRAIS LIQUIDE, RENTABILITE, ROTATION CULTURALE, TECNICAS DE PREDICCION, EFICACIA, ABONOS, ABONOS LIQUIDOS, RENTABILIDAD, ROTACION DE CULTIVOS, EUROPA, |
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