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. Reproduction and growth of three deep-burrowing earthworms (Lumbricidae) in laboratory culture in order to assess production for soil restoration;Butt;Biol. Fertil. Soils,1993
3. Effect of microbes on food selection by Lumbricus terrestris;Cooke;Rev. Ecol. Biol. Sol.,1980
4. Feeding activities and assimilation efficiencies of Lumbricus rubellus (Lumbricidae) on a plant-only diet;Dickschen;Pedobiologia,1987
5. Earthworms and the introduction and management of beneficial soil microorganisms;Doube,1994