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Pests and Diseases in Croatian Forests. Forest Research Institute Jastrebarsko Croatia. Forest Research Institute. Department for Forest Protection and Hunting Forest Research Institute – center for monitoring and diagnosis of forest pests and diseases since 1980.
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Pests and Diseases in Croatian Forests Forest Research Institute Jastrebarsko Croatia
Forest Research Institute • Department for Forest Protection and Hunting • Forest Research Institute – center for monitoring and diagnosis of forest pests and diseases since 1980. • New Law on plant health (2006) – more obligations for FRI – quarantine pests and nurseries
Field methods • Gypsy moth – transects (egg masses) • Winter moths – glue rings • Pine processionary moth – egg masses • Early defoliators – winter oak branches • Pheromone traps • Oak powdery mildew – estimate of infestation
Laboratory methods • Winter oak branches – counting of larvae • Gypsy moth and pine processionary moth egg parasitoids
Other plant diseases • Sweet chestnut cancer present in all sweet chestnut forests • Fungal diseases of acorns
Other biotic damages • wild game • rodents • weeds
Abiotic damages • frost • drought • windthrow, ice-break