Response of mature Norway spruce to experimental thermal and drought stress in relation to Ips typographus attack: Crown temperatures and sap flow - Aleksandr Karpov; Nana Pirtskhalava-Karpova; Vivek Vikram Singh; Aleksei Trubin; Nataliya Korolyova; Roman Modlinger; Rastislav Jakuš (Forest Ecology and Management, 2026)