… Karst.) throughout the growing season of the exceptionally … At the beginning of the growing
season, needles exposed to … thresholds of PSII inactivation and non-photochemical yield in …

… of newly developing needles and shoots, even though the bud … four-year-old containerized
Norway spruce (Picea abies (L.) … efficiency of photosystem II (PSII) (F v /F m ) was measured. …

… to analyse the maximum efficiency of photosystem II (PSII, F v /F m ). The measured … CH 4
was produced in the needles. Our results for the Norway spruce do not show evidence of CH 4 …

… Maximum quantum yield of PSII in dark acclimated samples Y(II) … The buds of Norway
spruce (Picea abies [L.] … Studies of Scots pine show that the needles and buds are more frost …

… The effective photochemical quantum yield of PSII [Y(PSII)], the quantum yield of non-regulated
energy dissipation [Y(NO)], and the quantum yield for dissipation by downregulation [Y(…

… of foliage were suppressed in Norway spruce (Picea abies L. … buds in the spring, and
long-shoot leaves from the new buds … quenching, ie, the efficiency of light reactions in PSII (ΔF/F m…

… The effective quantum yield of photosystem II (PSII) (ΦPSII) … in similar needle gas exchange
(A, gs, Ci, and E) (Fig. 2) and … Picea abies, for instance, starch is resynthesized in the buds …

… the effect of frost (applied after bud burst) only on diameter … , including photochemical
quantum yield of photosystem II, … , lutein and xanthophylls in Norway spruce needles [167]. …

… and are ranked among the top five main vegetable crops worldwide. However, most of these
… PSII photochemistry in Chinese cabbage suggested the reversible downregulation of PSII …

… replaced by Norway spruce (Picea abies), silver fir (Abies alba… ), directly affected trees (needle
yellowing) and increased the … Seasonality of PSII thermostability and water use efficiency …