Pod-borer, Maruca testulalis Geyer, one species of important vegetable pests, feed on flowers, buds, and pods by webbing them, can do great harm to leguminous plants. As it is of economic importance in Tai'an, Shandong, tests were conducted on influence of temperature to development of the pod-borer in laboratory. This pest was kept at constant temperatures of 20, 23, 25, 29, 32 and 36±0.5°C respectively, at relative humidity of 80% and photoperiod of L:D=15:9. It was investigated how constant temperature...