Jakus, R. 1998e. A method for the protection of spruce stands against Ips typographus by the use of barriers of pheromone traps in north-eastern Slovakia . Anzeiger für Schädlingskunde, Pflanzen- und Umweltschutz 71:152-158.
Jakus 1998
Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
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