Assortment of chemical fertilizers and their utilization in the soviet union.
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Format: | Texto biblioteca |
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1965
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Subjects: | FERTILIZERS, AGRICULTURAL SECTOR, UREA, AMMONIUM NITRATE, FARMS, YIELDS, EXPERIMENTATION, PHOSPHATES (SALTS), POTASSIUM, CROPS, ENGRAIS, ABONOS, SECTEUR AGRICOLE, UREE, NITRATE D'AMMONIUM, EXPLOITATION AGRICOLE, RENDEMENT, PHOSPHATE (SEL), PLANTE DE CULTURE, SECTOR AGRARIO, NITRATO DE AMONIO, EXPLOTACIONES AGRARIAS, RENDIMIENTO, EXPERIMENTACION, FOSFATOS (SALES), POTASIO, CULTIVOS, |
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