Characteristics of the water regime in Pinus pallasiana needles from the Viyskovyi ravine anti-erosion plantation, Dnipropetrovsk region, under different forest growth conditions

Valentina Bessonova; Svitlana Yakovlieva-Nosar

doi:10.2478/ffp-2025-0010

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Characteristics of the water regime in Pinus pallasiana needles from the Viyskovyi ravine anti-erosion plantation, Dnipropetrovsk region, under different forest growth conditions

Folia Forestalia Polonica

Volume 67 (2025): Issue 2 (June 2025)

By: Valentina Bessonova and Svitlana Yakovlieva-Nosar

Open Access

|Jun 2025

Figures & Tables

The course of the daily intensity of transpiration in different months of the study (mg g−1 h−1)

Monthly average daily values of transpiration intensity (mg×g−1 h−1)

Water-holding capacity of Pinus pallasiana needles, % water loss from the initial mass

Protein content in Pinus pallasiana needles under different growth conditions

Soil moisture on test sites in the Viyskovyi ravine (%)

Month	Depth, cm	Thalweg, CL₂	Middle part of the slope, CL₁	Upper part of the slope, CL_0–1
May	10	19.21±0.18	17.32±0.15	17.24±0.14
May	40	23.42±0.20	20.45±0.23	20.31±0.22
June	10	22.42±0.29	15.31±0.17	12.08±0.14
June	40	23.50±0.33	18.79±0.19	17.14±0.20
July	10	18.36±0.12	10.13±0.16	9.26±0.13
July	40	21.63±0.28	13.77±0.18	11.51±0.15
August	10	13.43±0.13	7.28±0.15	5.72±0.12
August	40	19.65±0.17	12.69±0.17	8.31±0.16

Moisture content of Pinus pallasiana needles during the growing season under different soil moisture conditions (% of raw mass)

Site	Month
Site	V	VI	VII	VIII	IX
CL₂	60.21±0.51	58.21±0.47	57.40±0.32	55.42±0.53	58.77±0.60
CL₁	57.36±0.48^a	54.11±0.68^a	51.74±0.34^a	50.11±0.40^a	52.30±0.52^a
CL_0–1	54.02±0.62^a.b	51.24±0.39^a.b	49.39±0.42^a.b	47.14±0.85^a.b	49.18±0.48^a.b

Midday water deficit of Pinus pallasiana needles under different forest growth conditions from mass at full saturation (%)

Month	Site			Percentage of the results from CL₂
Month	CL₂	CL₁	CL_0–1	CL₁	CL_0–1
V	4.23±0.51	7.46±0.47^a	9.21±0.60^a	176.36	217.73
VI	7.21±0.64	11.12±1.12^a	16.32±0.84^a.b	154.23	226.35
VII	10.12±0.85	17.23±0.90^a	23.24±1.30^a.b	170.25	229.64
VIII	13.21±1.12	23.56±0.68^a	29.31±1.17^a.b	178.35	221.87
IX	9.14±1.03	15.30±1.20^a	21.16±0.89^a.b	167.40	231.50

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DOI: https://doi.org/10.2478/ffp-2025-0010 | Journal eISSN: 2199-5907 | Journal ISSN: 0071-6677

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Language: English

Page range: 116 - 125

Submitted on: Dec 20, 2024

Accepted on: Apr 8, 2025

Published on: Jun 18, 2025

Published by: Forest Research Institute

In partnership with: Paradigm Publishing Services

Publication frequency: 4 issues per year

Keywords:

ravine,

man-made plantation,

Crimean pine,

forest growth conditions,

indicators of water exchange in needles

Related subjects:

© 2025 Valentina Bessonova, Svitlana Yakovlieva-Nosar, published by Forest Research Institute
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Volume 67 (2025): Issue 2 (June 2025)

Characteristics of the water regime in Pinus pallasiana needles from the Viyskovyi ravine anti-erosion plantation, Dnipropetrovsk region, under different forest growth conditions

Figures & Tables

Figure 1.

Figure 2.

Figure 3.

Figure 4.

Soil moisture on test sites in the Viyskovyi ravine (%)

Moisture content of Pinus pallasiana needles during the growing season under different soil moisture conditions (% of raw mass)

Midday water deficit of Pinus pallasiana needles under different forest growth conditions from mass at full saturation (%)

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