9 research outputs found

    Ammonium Hydroxide versus Calcium Nitrate for Cotton Seedlings 1

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    The Phosphorus Content of the Soil Solution and its Relation to Plant Growth 1

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    The Fixation of Phosphates by Clay Soils 1

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    The Fixation of Phosphates by Soil Colloids 1

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    Some aspects of the salt nutrition of higher plants

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    Starshaped sets

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