| 초록 |
Torymus geranii was found to be a ectoparasitoid attacking the larvae of Dryocosmus kuriphilus. T. geranii has longevity of a 42.8±9.8 days at 20℃ and 26.5±11.0 days at 25℃ under conditions supplied with 100% honeydew. Oviposition numbers at 20 and 25℃ were 22.3±12.5 and 42.2±18.4, respectively. The eggs were oval in shape, measuring 0.56±0.33 mm in length. The larvae, 2.94±0.18 mm in length, was white and length of male and female pupae were 2.01±0.18 mm and 2.73±0.09 mm, respectively. T. geranii had two generations with overwintering generation emerged on late May to early June at Chunchon, central part of Korea, however showed three generations with overwintering generation emerged on middle May to early June, the first one on late June to early July, and the second one on late July to earlyl August. |
