1. Differences in soil structure of silt loam Typic Fluvaquents under various agricultural management practices;Boersma;Agric. Ecosyst. Environ.,1994
2. Decomposition: the roles of various functional groups of organisms;Brussaard,1992
3. Interrelationships between biological activities, soil properties and soil management;Brussaard,1994
4. Editor's introduction;Brussaard,1993
5. The Dutch programme on soil ecology of arable farming systems. I. Objectives, approach and some preliminary results;Brussaard;Ecol. Bull.,1988