1. Seasonal changes in the abundance of earthworms (Annedlida: Lumbricidae and Acanthodrilidae) in soils for cereal and lucerne production in South Australia;Baker;Aust. J. Agric. Res.,1993
2. Baker, G.H., Carter, P.J., Barrett, V.J., Kilpin, G.P., Buckerfield, J.C., Dalby, P.R., 1994. The introduction and management of earthworms to improve soil structure and fertility in South-eastern Australia. In: Pankhurst, C.E., Double, B.M., Gupta, V.V.S.R., Grace, P.R. (Eds.), Soil Biota — Management in Sustainable Farming Systems. CSIRO, Australia, pp. 42–49.
3. The abundance of earthworms in agricultural land and their possible significance in agriculture;Barley;Adv. Agron.,1961
4. The effects of different methods of cultivation and direct drilling and of contrasting methods of straw dispersal on populations of earthworms;Barnes;J. Soil Sci.,1979
5. Earthworm community structure and diversity in experimental agricultural watersheds in Northeastern Ohio. The significance and regulation of soil biodiversity;Bohlen;Plant and Soil,1995