EditorialK. Vlassak · 1987

Total soil nitrogen and nitrogen mineralizationK. Vlassak · 1970

Occurrence and survival ofAzospirillumspp. in temperate regionsKatleen Coninck; S. Horemans; Sunietta Randombage; K. Vlassak · 1988

Use ofAzospirillum brasilenseas biofertilizer in intensive wheat croppingL. Reynders; K. Vlassak · 1982

Specific measurement of soil microbial ATPW. Verstraete; H. Van de Werf; F. Kucnerowicz; M. Ilaiwi; L.M.J. Verstraeten; K. Vlassak · 1983

ATP content of soils estimated by two contrasting extraction methodsL.M.J. Verstraeten; K. De Coninck; K. Vlassak; W. Verstraete; H. Van de Werf; M. Ilaiwi · 1983

Assessment of tillage erosion rates on steep slopes in northern ThailandF. Turkelboom; J. Poesen; I. Ohler; K. Van Keer; S. Ongprasert; K. Vlassak · 1997

Cell morphology and flagellation of nitrogen-fixing spirillaN. A. Hegazi; K. Vlassak · 1979