Blar i Skogforsøksvesenet/Skogforsk, Meddelelser på forfatter "Solheim, Halvor"
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Artificial inoculation with Ips typographus-associated blue stain fungi can kill healthy Norway spruce trees
Horntvedt, Richard; Christiansen, Erik; Solheim, Halvor; Wang, Shasheng (Meddelelser fra Norsk institutt for skogforskning;38.4, Research report, 1983-01)An infection experimcnt was made to test the pathogenicity of two Ceratocystis species on Norway spruce trees. Water stress in inoculated and control trees was measured by means of xylem water potential, stomatal aperture ... -
Pathogenicity of five species of Ophiostoma fungi to Douglas fir
Christiansen, Erik; Solheim, Halvor (Meddelelser fra Skogforsk;47.1, Research report, 1993-01) -
Pathogenicity of Ophiostoma polonicum to Norway spruce. The effect of isolate age and inoculum dose
Horntvedt, Richard; Solheim, Halvor (Meddelelser fra Skogforsk;44.4, Research report, 1991-02) -
Pathogenicity of some Ips typographus-associated blue-stain fungi to Norway spruce
Solheim, Halvor (Meddelelser fra Norsk institutt for skogforskning;40.14, Research report, 1988-10)To test the pathogenicity of Ips typographus-associated fungi to Norway spruce, trees were inoculated with four species, Ophiostoma polonicum, O. bicolor, O. penicillltum and Graphium sp. Trees inoculated with the three ...