… in vegetative buds it still not clear. The aim of this study was further investigation of PSTT
photochemistry of spruce vegetative buds … photosynthetic apparatus in vegetative buds and fully …

… In this study, photosystem II (PSII) performance (OJIP … thresholds of PSII inactivation and
non-photochemical yield in … each sampling of needles for fluorescence measurement. Pigment …

… molecules of chlorophyll a in the photosystem II (PSII) antenna … from the OJIP curve as a
method for measuring variation in … were selected for the ChlF analysis, because the needles …

… After heat treatment, needles were dark-adapted for 30 min. … The course of the OJIP transient
is known to change under … epigenetic memory of bud phenology in Norway spruce. Authors …

… spruce needles showed that a fully functional photosystem II … a special emphasis on PSII
photochemistry and the relative … small chart) OJIP chlorophyll a fluorescence transient curves …

… , the photochemical efficiency of PSII and the activity of PSII … A typical polyphasic OJIP
increase was evident in the curves … In vivo chlorophyll a fluorescence was measured using a …

… Chlorophyll a fluorescence measurement (Chl) is a commonly … measure for the number of
electrons transported by PSII to … The fully recovered PSII photochemistry in Chinese cabbage …

… The OJIP transients are presented as mean values of 15 … on the PSII activity was determined
by measuring chlorophyll a … The effective photochemical quantum yield of PSII [Y(PSII)], the …

… in protein, chlorophyll content and PSII antenna size was … efficiency of PSII photochemistry,
when PSII reaction centres … A typical OJIP curve was obtained; wherein first rise from the …

… (15 minutes) needles with fluorometer (PEA, Hansatech … and thus chlorophyll fluorescence
readings can be taken for PSII (… and photoinhibition effects in Norway spruce (Picea abies (L.) …