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Table 2

Seasonal dynamics of pigment content (mg/g of fresh weight) and pigment ratio in the leaves of Sanguisorba officinalis L. on observation plots (average data for 2019)

Vegetative phase Identifiable indicators

chl. a chl. b car. chl. a+chl. b chl. a /chl. b chl. a+chl. b/car.
OP1 – flood forb-dominated meadow

LES 1.36±0.01 0.80±0.01 0.81±0.01 2.12±0.01 1.20±0.01 2.66±0.01
BS 1.77±0.02 0.74±0.02 0.86±0.01 2.51±0.04 2.38±0.02 2.93±0.02
FS 1.89±0.01 0.82±0.01 0.88±0.06 2.70±0.01 2.35±0.01 3.07±0.01
FrS 1.50±0.01 0.64±0.07 0.86±0.02 2.14±0.06 2.40±0.02 2.49±0.01

OP2 – dry forb-dominated meadow

LES 1.48±0.01 0.57±0.01 0.73±0.01 2.04±0.01 2.60±0.02 2.82±0.01
BS 1.77±0.02 0.79±0.01 0.84±0.02 2.56±0.01 2.24±0.01 3.04±0.01
FS 1.99±0.03 0.85±0.02 0.87±0.01 2.83±0.01 2.35±0.01 3.25±0.01
FrS 1.83±0.01 0.77±0.01 0.85±0.01 2.60±0.01 2.37±0.04 3.08±0.01

OP3 – birch forest

LES 1.52±0.02 0.58±0.02 0.82±0.01 2.10±0.03 2.63±0.04 2.58±0.03
BS 1.60±0.02 0.71±0.01 0.82±0.01 2.32±0.01 2.25±0.01 2.88±0.04
FS 2.12±0.01 1.21±0.01 0.90±0.03 3.34±0.01 1.75±0.01 3.70±0.01
FrS 1.61±0.03 0.67±0.01 0.80±0.01 2.28±0.01 2.41±0.02 2.84±0.02

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