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Free keywords:
Conifers
Induced defenses
Phenolics
Terpenes
Cell-suspension cultures
Phloem parenchyma cells
Traumatic resin ducts
Sphaeropsis-sapinea
Ceratocystis polonica
Selection behavior
Induced resistance
Chemical defenses
Plant-resistance
Fungal pathogens
Environment/Ecology in Current Contents(R)/Agricultural, Biology & Environmental Sciences
Abstract:
The terpenoid and phenolic constituents of conifers have been implicated in protecting trees from infestation by bark beetles and phytopathogenic fungi, but it has been difficult to prove these defensive roles under natural conditions. We used methyl ja