38 research outputs found
Secondary pests of Douglas-fir and white pine recorded in Silesia during years 1966-1969
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Natural mortality in pine stands located within an impact of industrial emission in the Upper Silesian Industrial Region
No full textChemical control of Cryptorrhynchus lapathi L. (Coleoptera, Curculionidae) in alder plantations
No full textExperiments on the usefulness of various tree and scrub species for the afforestation in the zone of a severe impact of industrial emissions
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