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Range Expansion of the Pine Processionary Moth in Europe II: Activity and survival of Thaumetopoea pityocampa during the winter months in an Alpine valley
In: Gottschalk, K.W.: 16th USDA Interagency Research Forum on Gypsy Moth and other Invasive Species, Jan. 18-21, 2005, Annapolis, MD, USA; USDA-FS General Technical Report, NE-337, 42; USDA Forest Service, Newtown Square, PA