Effects of organic manure on nitrification in arable soilsLAANBROEK, H. J; GERARDS, S.Biology and fertility of soils. 1991, Vol 12, Num 2, pp 147-153, issn 0178-2762Article

Competition for limiting amounts of oxygen between Nitrosomonas europaea and Nitrobacter winogradskyi grown in mixed continuous culturesLAANBROEK, H. J; GERARDS, S.Archives of microbiology. 1993, Vol 159, Num 5, pp 453-459, issn 0302-8933Article

Temporal and spatial variation in the nitrite-oxidizing bacterial community of a grassland soilBOTH, G. J; GERARDS, S; LAANBROEK, H. J et al.FEMS microbiology ecology. 1992, Vol 101, Num 2, pp 99-112, issn 0168-6496Article

Competition for nitrate and glucose between Pseudomonas fluorescens and Bacillus licheniformis under continuous or fluctuating anoxic conditionsNIJBURG, J. W; GERARDS, S; LAANBROEK, H. J et al.FEMS microbiology ecology. 1998, Vol 26, Num 4, pp 345-356, issn 0168-6496Article

Effects of nitrate availability and the presence of Glyceria maxima on the composition and activity of the dissimilatory nitrate-reducing bacterial communityNIJBURG, J. W; COOLEN, M. J. L; GERARDS, S et al.Applied and environmental microbiology (Print). 1997, Vol 63, Num 3, pp 931-937, issn 0099-2240Article

Response of the chitinolytic microbial community to chitin amendments of dune soilsDE BOER, W; GERARDS, S; GUNNEWIEK, P. J. A. K et al.Biology and fertility of soils. 1999, Vol 29, Num 2, pp 170-177, issn 0178-2762Article

Ammonium-induced inhibition of ammonium-starved Nitrosomonas europaea cells in soil and sand slurriesGERARDS, S; DUYTS, H; LAANBROEK, H. J et al.FEMS microbiology ecology. 1998, Vol 26, Num 4, pp 269-280, issn 0168-6496Article

Detection and characterization of fungal infections of Ammophila arenaria (marram grass) roots by denaturing gradient gel electrophoresis of specifically amplified 18S rDNAKOWALCHUK, G. A; GERARDS, S; WOLDENDORP, J. W et al.Applied and environmental microbiology (Print). 1997, Vol 63, Num 10, pp 3858-3865, issn 0099-2240Article

Oxygen consuption kinetics of Nitrosomonas europaea and Nitrobacter hamburgensis grown in mixed continuous cultures at different oxygen concentrationsLAANBROCK, H. J; BODELIER, P. L. E; GERARDS, S et al.Archives of microbiology. 1994, Vol 161, Num 2, pp 156-162, issn 0302-8933Article

Numbers of nitrite-oxidizing bacteria in the root zone of grassland plantsSTIENSTRA, A. W; BOTH, G. J; GERARDS, S et al.FEMS microbiology ecology. 1993, Vol 12, Num 4, pp 207-214, issn 0168-6496Article

The occurrence of chemolitho-autotrophic nitrifiers in water-saturated grassland soilsBOTH, G. J; GERARDS, S; LAANBROEK, H. J et al.Microbial ecology. 1992, Vol 23, Num 1, pp 15-26, issn 0095-3628Article

Kinetics of nitrite oxidation in two Nitrobacter species grown in nitrite-limited chemostatsBOTH, G. J; GERARDS, S; LAANBROEK, H. J et al.Archives of microbiology. 1992, Vol 157, Num 5, pp 436-441, issn 0302-8933Article