1. The effects of compaction of agricultural soils on soil fauna. I—Field investigations;Aritajat;Pedobiohgia,1977
2. The effect of soil compaction on earthworms (Lumbricidae) in a heavy clay soil;Bostrom;Swedish Journal of Agricultural Research,1986
3. The effect of trampling on a chalk grassland ecosystem;Chappel;Journal of Applied Ecology,1971
4. Relations between earthworms and agricultural practices in the vineyards of Champagne. Preliminary results;Cluzeau,1987
5. Structure et Étal Physique du Sol;Monnier,1982