Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Loyttyniemi, K., O. Austara, B. Bejer, and B. Ehnstrom. 1979. Insect pests in forests of the Nordic countries 1972-1976. Folia Forestalia, Institutum Forestale Fenniae 395. 13 p.
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