Feeding preferences of some earthworm species common to upland pastures in Scotland

Six earthworm species common to upland Scottish pasture were offered soil and seven plant species of equal nutritional status common to pastures to determine if any dietary preferences existed. An analysis of variance showed that food types were removed differentially (p < 0.001), although closer inspection of the data revealed that this was biased due to the relative rejection of two plant species, Ranunculus repens and Trifolium repens. The...