B. M. Gerard

Factors Affecting Earthworms in Pastures

B. M. Gerard, 1967 .

A new genus and species of terrestrial planarian (Platyhelminthes; Tricladida; Terricola) from Scotland, and an emendation of the genus Artioposthia

H. Jones, B. M. Gerard, 1999 .

Controlling pests of tropical legumes; current recommendations and future strategies

B. M. Gerard, 1978 .

The effect on earthworms of ploughing, tined cultivation, direct drilling and nitrogen in a barley monoculture system

R. Hay, B. M. Gerard, 1979, The Journal of Agricultural Science.

Earthworms : keys and notes for the identification and study of the species

R. W. Sims, Reginald William Sims, B. M Gerard, 1999 .

Earthworms : keys and notes for the identification and study of the species

R. W. Sims, B. M. Gerard, 1999 .