Publication
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Waar blijven de Zuid-Limburgse vleermuizen des zomers? Article
De Levende Natuur, 57(12), 229-232.January 1954
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Carex L., 1753 Article
Flora Neerlandica, 1(3), 7-133.January 1954
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Revision einiger Gattungen der Ascomyceten Article
Acta botanica neerlandica, 3(1), 83-93.January 1954
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Notes on American Musci Article
Acta botanica neerlandica, 3(1), 94-99.January 1954
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L’analyse des carrés permanents Article
Acta botanica neerlandica, 3(3), 421-424.January 1954
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A study in connection with the problem of hormonization of seeds Article
Acta botanica neerlandica, 3(1), 1-82.January 1954
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Pectinase in pears Article
Acta botanica neerlandica, 3(1), 108-113.January 1954
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Gas-exchange in the vesicles (air bladders) of Ascophyllum nodosum Article
Acta botanica neerlandica, 3(1), 114-123.January 1954