Langström, B., and C. Hellqvist. 1990. Spatial distribution of crown damage and growth losses caused by recurrent attacks of pine shoot beetles in pine stands surrounding a pulp mill in southern Sweden . Journal of Applied Entomology 110:261-269.
Langström & Hellqvist 1990
Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
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