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(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2004)
The black willow aphid Pterocomma salicis is recorded from Norway for the first time. Acolony was photographed and 45 specimens were collected 12 June 2004 in Folldal municipality, Hedmark (HEN). The locality is situated ...
(Chapter / Bokkapittel / AcceptedVersion; Peer reviewed, 2004)
Published September 30th 2004 © Routledge http://www.routledge.com/books/details/9780415303514/