Birke
Available columns:
-
id
The unique identifier of the yield table.
-
yield_class
The yield class.
-
age
The age in years.
-
dominant_height
The dominant height in m.
-
average_height
The average height in m.
-
dbh
The diameter at breast height in cm.
-
taper
The tree taper.
-
trees_per_ha
The number of trees per hectare.
-
basal_area
The basal area in m2.
-
volume_per_ha
The volume per hectare in vfm.
-
average_annual_age_increment
The average annual increment up to a certain age in volume per hectare vfm.
-
total_growth_performance
The total growth performance in volume per hectare vfm.
-
current_annual_increment
The current annual increment in volume per hectare vfm.
-
mean_annual_increment
The mean annual increment in volume per hectare vfm.
Data:
Yield class: 6
| id |
yield_class |
age |
dominant_height |
average_height |
dbh |
taper |
trees_per_ha |
basal_area |
volume_per_ha |
average_annual_age_increment |
total_growth_performance |
current_annual_increment |
mean_annual_increment |
|
21
|
6
|
20
|
15.1
|
13.6
|
17.0
|
0.437
|
971.0
|
22.04
|
131.0
|
6.5
|
182.0
|
14.6
|
9.1
|
|
21
|
6
|
30
|
19.6
|
17.9
|
24.0
|
0.434
|
586.0
|
26.51
|
205.0
|
6.8
|
303.0
|
12.1
|
10.1
|
|
21
|
6
|
40
|
22.7
|
20.9
|
29.4
|
0.417
|
432.0
|
29.33
|
255.0
|
6.4
|
388.0
|
8.5
|
9.7
|
|
21
|
6
|
50
|
25.0
|
23.1
|
33.4
|
0.408
|
352.0
|
30.84
|
291.0
|
5.8
|
452.0
|
6.4
|
9.0
|
|
21
|
6
|
60
|
26.7
|
24.7
|
36.6
|
0.404
|
305.0
|
32.09
|
319.0
|
5.3
|
502.0
|
5.0
|
8.4
|
|
21
|
6
|
70
|
27.9
|
25.8
|
38.9
|
0.404
|
274.0
|
32.56
|
341.0
|
4.9
|
540.0
|
3.8
|
7.7
|
|
21
|
6
|
80
|
28.8
|
26.7
|
40.7
|
0.406
|
253.0
|
32.92
|
357.0
|
4.5
|
569.0
|
2.9
|
7.1
|
|
21
|
6
|
90
|
29.5
|
27.3
|
42.0
|
0.408
|
239.0
|
33.11
|
369.0
|
4.1
|
590.0
|
2.1
|
6.6
|
|
21
|
6
|
100
|
30.0
|
27.8
|
42.9
|
0.41
|
228.0
|
32.96
|
377.0
|
3.8
|
605.0
|
1.5
|
6.1
|
|
21
|
6
|
110
|
30.3
|
28.1
|
43.6
|
0.412
|
221.0
|
33.0
|
381.0
|
3.5
|
615.0
|
1.0
|
5.6
|
|
21
|
6
|
120
|
30.5
|
28.3
|
44.0
|
0.413
|
215.0
|
32.69
|
383.0
|
3.2
|
620.0
|
0.5
|
5.2
|
Yield class: 5
| id |
yield_class |
age |
dominant_height |
average_height |
dbh |
taper |
trees_per_ha |
basal_area |
volume_per_ha |
average_annual_age_increment |
total_growth_performance |
current_annual_increment |
mean_annual_increment |
|
21
|
5
|
20
|
13.6
|
12.2
|
14.9
|
0.426
|
1181.0
|
20.59
|
107.0
|
5.3
|
144.0
|
11.4
|
7.2
|
|
21
|
5
|
30
|
17.7
|
16.1
|
21.1
|
0.44
|
713.0
|
24.93
|
176.0
|
5.9
|
249.0
|
10.5
|
8.3
|
|
21
|
5
|
40
|
20.5
|
18.8
|
25.8
|
0.428
|
526.0
|
27.5
|
222.0
|
5.5
|
324.0
|
7.5
|
8.1
|
|
21
|
5
|
50
|
22.6
|
20.8
|
29.4
|
0.417
|
430.0
|
29.19
|
254.0
|
5.1
|
377.0
|
5.3
|
7.5
|
|
21
|
5
|
60
|
24.1
|
22.2
|
32.2
|
0.411
|
373.0
|
30.37
|
276.0
|
4.6
|
417.0
|
4.0
|
6.9
|
|
21
|
5
|
70
|
25.2
|
23.3
|
34.2
|
0.407
|
336.0
|
30.87
|
293.0
|
4.2
|
446.0
|
2.9
|
6.4
|
|
21
|
5
|
80
|
26.1
|
24.1
|
35.8
|
0.405
|
311.0
|
31.31
|
305.0
|
3.8
|
468.0
|
2.2
|
5.9
|
|
21
|
5
|
90
|
26.6
|
24.6
|
36.9
|
0.404
|
293.0
|
31.33
|
313.0
|
3.5
|
484.0
|
1.6
|
5.4
|
|
21
|
5
|
100
|
27.1
|
25.0
|
37.7
|
0.404
|
281.0
|
31.37
|
318.0
|
3.2
|
494.0
|
1.0
|
4.9
|
|
21
|
5
|
110
|
27.4
|
25.3
|
38.3
|
0.404
|
272.0
|
31.34
|
321.0
|
2.9
|
501.0
|
0.7
|
4.6
|
|
21
|
5
|
120
|
27.6
|
25.5
|
38.7
|
0.404
|
265.0
|
31.17
|
321.0
|
2.7
|
504.0
|
0.3
|
4.2
|
Yield class: 4
| id |
yield_class |
age |
dominant_height |
average_height |
dbh |
taper |
trees_per_ha |
basal_area |
volume_per_ha |
average_annual_age_increment |
total_growth_performance |
current_annual_increment |
mean_annual_increment |
|
21
|
4
|
20
|
12.1
|
10.8
|
12.8
|
0.406
|
1457.0
|
18.75
|
82.0
|
4.1
|
108.0
|
8.2
|
5.4
|
|
21
|
4
|
30
|
15.7
|
14.2
|
18.2
|
0.44
|
875.0
|
22.76
|
143.0
|
4.8
|
195.0
|
8.7
|
6.5
|
|
21
|
4
|
40
|
18.3
|
16.6
|
22.4
|
0.438
|
646.0
|
25.46
|
185.0
|
4.6
|
259.0
|
6.4
|
6.5
|
|
21
|
4
|
50
|
20.1
|
18.4
|
25.5
|
0.43
|
528.0
|
26.97
|
213.0
|
4.3
|
305.0
|
4.6
|
6.1
|
|
21
|
4
|
60
|
21.4
|
19.7
|
27.9
|
0.423
|
459.0
|
28.06
|
233.0
|
3.9
|
337.0
|
3.2
|
5.6
|
|
21
|
4
|
70
|
22.4
|
20.6
|
29.7
|
0.417
|
414.0
|
28.68
|
247.0
|
3.5
|
361.0
|
2.4
|
5.2
|
|
21
|
4
|
80
|
23.1
|
21.3
|
31.0
|
0.414
|
384.0
|
28.98
|
256.0
|
3.2
|
378.0
|
1.7
|
4.7
|
|
21
|
4
|
90
|
23.7
|
21.8
|
32.0
|
0.412
|
363.0
|
29.19
|
262.0
|
2.9
|
390.0
|
1.2
|
4.3
|
|
21
|
4
|
100
|
24.0
|
22.2
|
32.7
|
0.41
|
348.0
|
29.23
|
266.0
|
2.7
|
398.0
|
0.8
|
4.0
|
|
21
|
4
|
110
|
24.3
|
22.4
|
33.2
|
0.409
|
338.0
|
29.26
|
268.0
|
1.4
|
403.0
|
0.5
|
3.7
|
|
21
|
4
|
120
|
24.5
|
22.6
|
33.5
|
0.409
|
330.0
|
29.09
|
268.0
|
2.2
|
405.0
|
0.2
|
3.4
|
Yield class: 3
| id |
yield_class |
age |
dominant_height |
average_height |
dbh |
taper |
trees_per_ha |
basal_area |
volume_per_ha |
average_annual_age_increment |
total_growth_performance |
current_annual_increment |
mean_annual_increment |
|
21
|
3
|
20
|
10.3
|
9.1
|
10.6
|
0.376
|
1870.0
|
16.5
|
56.0
|
2.8
|
73.0
|
3.65
|
3.6
|
|
21
|
3
|
30
|
13.5
|
12.1
|
15.2
|
0.427
|
1108.0
|
20.11
|
104.0
|
3.5
|
137.0
|
6.4
|
4.6
|
|
21
|
3
|
40
|
15.7
|
14.2
|
18.7
|
0.441
|
815.0
|
22.38
|
140.0
|
3.5
|
189.0
|
5.2
|
4.7
|
|
21
|
3
|
50
|
17.2
|
15.7
|
21.4
|
0.44
|
667.0
|
23.99
|
165.0
|
3.3
|
227.0
|
3.8
|
4.5
|
|
21
|
3
|
60
|
18.4
|
16.8
|
23.4
|
0.437
|
581.0
|
24.99
|
183.0
|
3.0
|
255.0
|
2.8
|
4.2
|
|
21
|
3
|
70
|
19.2
|
17.6
|
24.9
|
0.433
|
525.0
|
25.57
|
195.0
|
2.8
|
274.0
|
1.9
|
3.9
|
|
21
|
3
|
80
|
19.8
|
18.2
|
26.0
|
0.429
|
489.0
|
25.96
|
203.0
|
2.5
|
288.0
|
1.4
|
3.6
|
|
21
|
3
|
90
|
20.3
|
18.6
|
26.9
|
0.427
|
463.0
|
26.31
|
208.0
|
2.3
|
298.0
|
1.0
|
3.3
|
|
21
|
3
|
100
|
20.6
|
18.9
|
27.5
|
0.425
|
445.0
|
26.43
|
212.0
|
2.1
|
304.0
|
0.6
|
3.0
|
|
21
|
3
|
110
|
20.8
|
19.1
|
27.8
|
0.424
|
433.0
|
26.28
|
213.0
|
1.9
|
308.0
|
0.4
|
2.8
|
|
21
|
3
|
120
|
20.9
|
19.2
|
28.1
|
0.423
|
424.0
|
26.29
|
214.0
|
1.8
|
310.0
|
0.2
|
2.6
|
Yield class: 2
| id |
yield_class |
age |
dominant_height |
average_height |
dbh |
taper |
trees_per_ha |
basal_area |
volume_per_ha |
average_annual_age_increment |
total_growth_performance |
current_annual_increment |
mean_annual_increment |
|
21
|
2
|
20
|
8.2
|
7.1
|
7.9
|
0.35
|
2691.0
|
13.19
|
33.0
|
1.6
|
38.0
|
1.9
|
1.9
|
|
21
|
2
|
30
|
10.7
|
9.5
|
11.6
|
0.39
|
1540.0
|
16.28
|
60.0
|
2.0
|
74.0
|
3.6
|
2.5
|
|
21
|
2
|
40
|
12.4
|
11.4
|
14.5
|
0.42
|
1120.0
|
18.49
|
86.0
|
2.1
|
109.0
|
3.5
|
2.7
|
|
21
|
2
|
50
|
13.6
|
12.3
|
16.6
|
0.434
|
913.0
|
19.76
|
106.0
|
2.1
|
137.0
|
2.8
|
2.7
|
|
21
|
2
|
60
|
14.5
|
13.2
|
18.3
|
0.439
|
795.0
|
20.91
|
120.0
|
2.0
|
158.0
|
2.1
|
2.6
|
|
21
|
2
|
70
|
15.2
|
13.8
|
19.5
|
0.441
|
722.0
|
21.56
|
131.0
|
1.9
|
174.0
|
1.6
|
2.5
|
|
21
|
2
|
80
|
15.7
|
14.3
|
20.4
|
0.441
|
674.0
|
22.03
|
138.0
|
1.7
|
185.0
|
1.1
|
2.3
|
|
21
|
2
|
90
|
16.0
|
14.6
|
21.0
|
0.441
|
643.0
|
22.27
|
144.0
|
1.6
|
194.0
|
0.9
|
2.2
|
|
21
|
2
|
100
|
16.3
|
14.8
|
21.5
|
0.441
|
621.0
|
22.55
|
147.0
|
1.5
|
199.0
|
0.5
|
2.0
|
|
21
|
2
|
110
|
16.4
|
15.0
|
21.8
|
0.44
|
607.0
|
22.66
|
149.0
|
1.4
|
203.0
|
0.4
|
1.8
|
|
21
|
2
|
120
|
16.5
|
15.0
|
22.0
|
0.44
|
598.0
|
22.73
|
150.0
|
1.3
|
205.0
|
0.2
|
1.7
|
Yield class: 1
| id |
yield_class |
age |
dominant_height |
average_height |
dbh |
taper |
trees_per_ha |
basal_area |
volume_per_ha |
average_annual_age_increment |
total_growth_performance |
current_annual_increment |
mean_annual_increment |
|
21
|
1
|
20
|
5.4
|
3.9
|
3.6
|
|
|
11.4
|
19.3
|
1.0
|
24.0
|
1.2
|
1.2
|
|
21
|
1
|
30
|
6.9
|
5.9
|
5.4
|
0.363
|
6010.0
|
13.76
|
29.0
|
1.0
|
36.0
|
1.2
|
1.2
|
|
21
|
1
|
40
|
8.0
|
6.9
|
6.9
|
0.337
|
4084.0
|
15.27
|
36.0
|
0.9
|
48.0
|
1.2
|
1.2
|
|
21
|
1
|
50
|
8.8
|
7.6
|
8.2
|
0.345
|
3223.0
|
17.02
|
45.0
|
0.9
|
61.0
|
1.3
|
1.2
|
|
21
|
1
|
60
|
9.4
|
8.2
|
9.1
|
0.357
|
2773.0
|
18.04
|
53.0
|
0.9
|
72.0
|
1.1
|
1.2
|
|
21
|
1
|
70
|
9.8
|
8.6
|
9.8
|
0.366
|
2519.0
|
19.0
|
60.0
|
0.9
|
82.0
|
1.0
|
1.2
|
|
21
|
1
|
80
|
10.0
|
8.8
|
10.3
|
0.374
|
2373.0
|
19.77
|
66.0
|
0.8
|
90.0
|
0.8
|
1.1
|
|
21
|
1
|
90
|
10.3
|
9.0
|
10.7
|
0.379
|
2293.0
|
20.62
|
71.0
|
0.8
|
96.0
|
0.6
|
1.1
|
|
21
|
1
|
100
|
10.4
|
9.2
|
11.0
|
0.382
|
2256.0
|
21.44
|
75.0
|
0.8
|
100.0
|
0.4
|
1.0
|
|
21
|
1
|
110
|
10.5
|
9.3
|
11.2
|
0.385
|
2250.0
|
22.17
|
79.0
|
0.7
|
104.0
|
0.4
|
0.9
|
|
21
|
1
|
120
|
10.5
|
9.3
|
11.3
|
0.386
|
2267.0
|
22.74
|
81.0
|
0.7
|
107.0
|
0.3
|
0.9
|