The niche and interspecific competition coefficient of corn borer (Ostrinia furnacalis) and peach borer (Dichocrocis punctiferalis) were estimated by means of the field investigating in 1993, 1994.

• 通过1993和1994两年的田间调查，测定了玉米螟和桃蛀螟在玉米田间的生态位和种间竞争系数。