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The damage caused by wind in middle-aged Scots pine stands on permanent thinning experimental plots

Tadeusz Zachara
Tadeusz Zachara
 et 
Wojciech Gil
Wojciech Gil
   | 11 déc. 2021
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Article Category: Original Article
Publié en ligne: 11 déc. 2021
Pages: 300 - 307
Reçu: 24 juin 2021
Accepté: 14 oct. 2021
DOI: https://doi.org/10.2478/ffp-2021-0030
Mots clés
© 2021 Tadeusz Zachara et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Figure 1

Number of damaged trees (A – Nd) and their basal area (B – Gd) in different thinning treatments (Myszyniec)
Number of damaged trees (A – Nd) and their basal area (B – Gd) in different thinning treatments (Myszyniec)

Figure 2

Number of damaged trees (A – Nd) and their basal area (B – Gd) in different blocks of the experiment (Myszyniec)
Number of damaged trees (A – Nd) and their basal area (B – Gd) in different blocks of the experiment (Myszyniec)

Figure 3

Number of damaged trees (A – Nd) and their basal area (B – Gd) in different thinning treatments (Ostrów Mazowiecka)
Number of damaged trees (A – Nd) and their basal area (B – Gd) in different thinning treatments (Ostrów Mazowiecka)

Figure 4

Number of damaged trees (A – Nd) and their basal area (B – Gd) in different blocks of the experiment (Ostrów Mazowiecka)
Number of damaged trees (A – Nd) and their basal area (B – Gd) in different blocks of the experiment (Ostrów Mazowiecka)

Amount of damage in different thinning treatments (Ostrów Mazowiecka, July 2011)

Treatment N G H D
pcs ha−1 m2 ha−1 % m cm %
K 58 1.113 3.1 19.9 15.3 76.1
LD 60 1.862 5.7 22.0 19.7 89.5
LS 40 1.400 4.8 21.8 21.9 96.2
SD 30 0.737 2.3 20.0 17.5 85.1
SS 60 1.349 4.7 20.9 19.7 89.1

Amount of damage in different blocks of the experiment (Ostrów Mazowiecka, July 2011)

Block N G H D
pcs ha−1 m2 ha−1 % m cm %
1 68 1.719 5.5 19.5 16.2 83.5
2 32 0.778 2.4 21.1 18.5 83.9
3 28 1.003 3.0 23.2 21.8 85.9
4 42 1.048 3.4 21.0 18.9 86.7
5 80 1.914 6.1 20.0 18.8 89.2

Amount of damage in different blocks of experiment (Myszyniec, July 2002)

Block N G H D
pcs ha−1 m2 ha−1 % m cm %
1 1104 27.916 96.4 19.4 18.1 99.9
2 730 17.849 58.9 18.1 17.7 98.9
3 194 5.751 20.6 19.5 20.7 106.1
4 680 21.631 62.5 20.8 19.5 97.2
5 80 1.861 5.7 19.2 17.6 95.6

Amount of damage dependent on time of last thinning (Myszyniec, July 2002)

Thinning 2001/2002 N G H D
pcs ha−1 m2 ha−1 % m cm %
Yes 1043 26,040 91.4 18.8 17.9 99.6
No 329 9.807 30.7 19.7 19.1 99.6

Amount of damage in different thinning treatments (Myszyniec, July 2002)

Treatment N G H D
pcs ha−1 m2 ha−1 % m cm %
O1 470 14.189 50.1 19.4 19.7 102.0
K 384 9.099 25.5 19.9 20.0 105.9
LD 800 22.487 71.2 19.4 18.1 95.6
LS 518 12.428 46.4 18.7 17.5 95.3
SD 643 17.033 53.0 20.0 19.7 100.7
SS 575 16.247 55.3 18.6 17.4 96.3
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