Köhler, G. 1984 Seasonal adaptation and dormancy in Orthezia urticae (L.) (Coccina: Ortheziidae).. Proceedings of the 10th International Symposium of Central European Entomofaunistics, Budapest, 15-20 August 1983, pp. 361-363.

Notes: Seasonality and population dynamics; adaptive strategy; forms of dormancy.