1. Growth of earthworms (Allolobophora caliginosa) fed shoots and roots of barley, meadow fescue and lucerne. Studies in relation to particle size, protein, crude fiber content and toxicity.;Boström;Pedobiologia,1986
2. Consumption and utilization of dung by detritivorous and geophagous earthworms in a Danish pasture.;Hendriksen;Pedobiologia (in press),1990
3. Soil chemical analysis.;Hesse,1971
4. Effect of dung-beetles (Aphodius spp.) and earthworms on the disappearance of cattle dung.;Holter;Oikos,1979
5. Effect of earthworms on the disappearance of cattle droppings.;Holter,1983