1. Introduction ................................................. 5
2. Characterisation of permanent sample plots ................... 6
3. Changes over time in DBH, height, volume and volume
increment on permanent sample plots established
in oak stands ............................................... 12
3.1. Czluchow Forest District, Lipie Forest Management
Unit SCH31 ............................................. 12
3.2. Chojna Forest District, Krzywina Forest Management
Unit SCH37 ............................................. 15
3.3. Barlinek Forest District, Barlinek Forest Management
Unit SCH40 ............................................. 17
3.4. Barlinek Forest District, Barlinek Forest Management
Unit SCH41 ............................................. 20
3.5. Drawienski National Park SCH42 ......................... 22
3.6. Drawienski National Park SCH43 ......................... 24
3.7. Drawienski National Park SCH44 ......................... 27
3.8. Drawienski National Park SCH45 ......................... 29
3.9. Bogdaniec Forest District, Bogdaniec Forest
Management Unit SCH47 .................................. 31
3.10.The Bogdaniec Forest District, Bogdaniec Forest
Management Unit SCH48 .................................. 33
3.11.Bogdaniec Forest District, Bogdaniec Forest
Management Unit SCH49 .................................. 36
3.12.Nowa Sol Forest District, Przyborow Forest
Management Unit SCH51 .................................. 38
3.13.Nowa Sol Forest District, Przyborow Forest
Management Unit SCH52 .................................. 41
3.14.Nowa Sol Forest District, Przyborow Forest
Management Unit SCH53 .................................. 43
3.15.The Wolow Forest District, Delano Forest
Management Unit SCH54 .................................. 45
3.16.The Wolow Forest District, Dejmo Forest Management
Unit SCH55 ............................................. 47
3.17.Wolow Forest District, Debno Forest Management
Unit SCH56 ............................................. 50
3.18.Wolow Forest District, Debno Forest Management
Unit SCH57 ............................................. 52
4. The use of data from Schwappach's permanent sample
plots for building a growth model for pedunculate oak ....... 54
4.1. Literature review ...................................... 54
4.2. Research material ...................................... 56
4.3. Limiting growth model .................................. 57
4.4. Stand growth models .................................... 58
4.5. Functions and algorithms of the growth model for
oak stands ............................................. 61
4.5.1. Tree height growth model ........................ 61
4.5.2. Changes over time in tree number in a stand ..... 64
4.5.3. Tree DBH growth ................................. 70
4.5.4. Generating tree DBH and height distribution ..... 73
4.5.5. Algorithm for tree and stand volume ............. 78
4.5.6. Silvicultural procedure in oak stands ........... 80
4.6. Accuracy assessment of the oak growth model ............ 84
4.7. Example of the use of the growth model ................. 87
4.7.1. Introduction .................................... 87
4.7.2. Database and computer programs .................. 89
4.7.3. Results of data processing ...................... 91
5. Summary ..................................................... 94
Literature ..................................................... 95
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