Monitoring European pine sawfly population densities with pheromone traps in young pine plantations

Author: Lyytikainen-Saarenmaa P.   Anderbrant O.   Lofqvist J.   Hedenstrom E.   Hogberg H.-E.  

Publisher: Elsevier

ISSN: 0378-1127

Source: Forest Ecology and Management, Vol.124, Iss.2, 1999-12, pp. : 113-121

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Abstract