Results of chemical analyses

Concentration of 12 phenolic acids (gallic, 2,5-dihydroxobenzoic, 4-hydroxobenzoic, caffeic, syringic, p-coumaric, ferulic, chlorogenic, sinapic, t-cinnamic, vanillic, salicylic), 7 flavonoids (naringenin, vitexin, rutin, quercitin , apigenin, campferol, luteolin) values expressed in mg/kg, 6 organic acids (LMOWAs): oxalic, maleic, citric, malic, quinic, shikimate expressed in mg/kg; chlorophyll a, b expressed in mg/kg, sugar profile (glucose, fructose, galactose/arabinose, sucrose, raffinose/melibiose, starch) expressed in μmol/g, antioxidant activity (will be assessed by two methods: reaction with the cation radical ABTS expressed in mg Trolox with equivalent antioxidant capacity/L of 80% EtOH extract and DPPH reagent expressed in mg N,N-dimethyl-p-phenylenediamine radical scavengers/L 80% EtOH), total polyphenols (Total phenolic content - TPC - expressed in mg of gallic acid/ kg DM, terpene profile (by liquid chromatography methods - UPLC/DAD/MS/IR, gas chromatography coupled with a mass spectrometer (GC/MS) in pine needle samples from healthy stands and stands with Panolis flammea outbreak.