Ecology of black beetle, Heteronychus arator (Coleoptera: Scarabaeidae) — relative consumption of pasture plant roots by larvae

Abstract The relative consumption by third-instar black beetle larvae of roots of paspalurn, ryegrass, and white clover was determined from the rate of passage of ingested glass beads through the gut Consumption of grasses exceeded that of white clover, indicating their greater acceptance as a food source.