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Investigations on the sheathed bacteriumHaliscomenobacter hydrossis gen.n., sp.n., isolated from activated sludge
- W. L. Veen, D. Kooij, E. Geuze, A. V. D. Vlies
- Biology, EngineeringAntonie van Leeuwenhoek
- 2007
The morphological and physiological properties of a recently isolated, thin, sheathed bacterium are described. The observations demonstrate that this bacterium differs from the known sheathed…
Bacteriology of activated sludge, in particular the filamentous bacteria
- W. L. Veen
- BiologyAntonie van Leeuwenhoek
- 2007
Microscopic examination of bulking activated sludge samples showed the presence of a variety of filamentous microorganisms, some of which have not yet been described in the literature. A method was…
The effect of molybdenum and nitrogen deficiencies on nitrate reduction in plant tissues
- E. G. Mulder, R. Boxma, W. L. Veen
- BiologyPlant and Soil
- 1 April 1959
TLDR
DNA base composition of some sheathed bacteria
- W. Crombach, W. L. Veen, A. V. D. Vlies, W. C. P. M. Bots
- BiologyAntonie van Leeuwenhoek
- 2004
TLDR
Investigations on theSphaerotilus-Leptothrix group
- E. G. Mulder, W. L. Veen
- BiologyAntonie van Leeuwenhoek
- 1 December 1963
TLDR
Effect of pH and organic compounds on nitrogen fixation by red clover
- E. G. Mulder, W. L. Veen
- ChemistryPlant and Soil
- 1 October 1960
Symbiotic nitrogen fixation by leguminous plants depends on a number of different factors viz a) presence of cells of an effective Rhizobium strain in the culture medium, b) increase in numbers of…
The influence of carbon dioxide on symbiotic nitrogen fixation
- E. G. Mulder, W. L. Veen
- BiologyPlant and Soil
- 1 November 1960
TLDR
Molybdenum in symbiotic nitrogen fixation and in nitrate assimilation
- E. G. Mulder, K. Bakema, W. L. Veen
- BiologyPlant and Soil
- 1 April 1959
TLDR
Biological oxidation of manganese in soils
- W. L. Veen
- BiologyAntonie van Leeuwenhoek
- 1 November 1973
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