Chitinolytic activities of Eucalyptus pilularis and Pinus sylvestris root systems challenged with mycorrhizal and pathogenic fungi

arbre forestier enfermedades de las plantas enfermedades fungosas enzimas enzyme enzymes eucalyptus pilularis forest trees fungal diseases heterobasidion annosum host parasite relations maladie des plantes maladie fongique micorrizas arbusculares vesiculares mycorrhizae pathogens phytophthora cinnamomi pinus sylvestris plant diseases vesicular arbuscular mycorrhizae