| biological control agents for white grubs (coleoptera: scarabaeidae) in anticipation of the establishment of the japanese beetle in california. | we tested biological control agents for the control of 3rd-instar scarab turfgrass pests, both for the masked chafer cyclocephala hirta leconte and the japanese beetle, popillia japonica newman. the former species is endemic in california whereas the latter, although not yet established, constitutes a permanent serious threat to agriculture and horticulture in california. we conducted experiments using c. hirta in california and p. japonica in new jersey. a field trial conducted in 2 different c ... | 2000 | 14658514 |