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TESTING CINCHONA SEEDLINGS FROM ZAIRE ON THEIR SUITABILITY FOR USE IN BOUMA- JANSSEN POT EXPERIMENTS / A.Muller.
- Koninklijk Instituut voor de Tropen.
- Amesterdam :
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SHORT NOTES ON RESULYS OF A PRELIMINARY FIELD EXPERIMENT OF THE COTTON DEVELOPMENT PROJECTM NEBAL AND RESULTS OF ANALYSIS OF LEAVES OF COTTON FROM ONE OF THE BLOCKS / Ir. R.M. SCHELHASS AND iR. A. Muller.
- Royal Tropical Institute,
- 1979.
- Amesterdam :
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MIKROGRAPHI ENIGER TECHNISCH WICHTIGEN HOLZARTEN AUS SURINAM / H. H. JANSSONIUS.
- Johannes Muller,
- 1914.
- Amesterdam :