A comparison of different indices for nitrogen mineralizationJ. J. R. Groot; V. J. G. Houba · 1995

Automated determination of trace amounts of phosphate in soil extracts using malachite greenNovozamsky, I.; van Dijk, D.; van der Lee, J. J.; Houba, V. J. G. · Communications in Soil Science and Plant Analysis · 1993

Evaluating the state-of-the-practice in soil measurements in relation to environmental regulationsV. J. G. Houba, H. J. van der Lee, I. Novozamsky · 1996

A Cross-Sectional Study of Lung Function and Respiratory Symptoms among Chemical Workers Producing Diacetyl for Food FlavouringsF. G. B. G. J. van Rooy, L. A. M. Smit, R. Houba, V. A. C. Zaat, J. M. Rooyackers and D. J. J. Heederik · Occupational and Environmental Medicine · 2009

Comparison of soil extractions by 0.01MCaCl2, by EUF and by some conventional extraction proceduresV. J. G. Houba; I. Novozamsky; A. W. M. Huybregts; J. J. van der Lee · 1986

Certification of cabbage and carnation samples and their use in an international proficiency studyI. Novozamsky; V. J. G. Houba; R. C. Daniel · 1993

A cross-sectional study of exposures, lung function and respiratory symptoms among aluminium cast-house workersvan Rooy, F. G. B. G. J.; Houba, R.; Stigter, H.; Zaat, V. A. C.; Zengeni, M. M.; Rooyackers, J. M.; Boers, H. E.; Heederik, D. J. J. · Occupational and Environmental Medicine · 2011