Diametro a petto d'uomo (DPU) degli alberi e arbusti a partire da 12 cm di DPU suddiviso per classi di diametro di 4 cm. Fonte: rilievo sul terreno (MID 60: Brusthöhendurchmesser, MID 62: Umfang)

Code	Text	IFN1	IFN2	IFN3	IFN4	IFN4b	IFN5
-1	nessuna indicazione	x	x	x	x	x	x
0	12-15 cm	x	x	x	x	x	x
1	16-19 cm	x	x	x	x	x	x
2	20-23 cm	x	x	x	x	x	x
3	24-27 cm	x	x	x	x	x	x
4	28-31 cm	x	x	x	x	x	x
5	32-35 cm	x	x	x	x	x	x
6	36-39 cm	x	x	x	x	x	x
7	40-43 cm	x	x	x	x	x	x
8	44-47 cm	x	x	x	x	x	x
9	48-51 cm	x	x	x	x	x	x
10	52-55 cm	x	x	x	x	x	x
11	56-59 cm	x	x	x	x	x	x
12	60-63 cm	x	x	x	x	x	x
13	64-67 cm	x	x	x	x	x	x
14	68-71 cm	x	x	x	x	x	x
15	72-75 cm	x	x	x	x	x	x
16	76-79 cm	x	x	x	x	x	x
17	80-83 cm	x	x	x	x	x	x
18	84-87 cm	x	x	x	x	x	x
19	88-91 cm	x	x	x	x	x	x
20	92-95 cm	x	x	x	x	x	x
21	96-99 cm	x	x	x	x	x	x
22	100-103 cm	x	x	x	x	x	x
23	104-107 cm	x	x	x	x	x	x
24	108-111 cm	x	x	x	x	x	x
25	112-115 cm	x	x	x	x	x	x
26	116-119 cm	x	x	x	x	x	x
27	120-123 cm	x	x	x	x	x	x
28	124-127 cm	x	x	x	x	x	x
29	128-131 cm	x	x	x	x	x	x
30	132-135 cm	x	x	x	x	x	x
31	136-139 cm	x	x	x	x	x	x
32	140-143 cm	x	x	x	x	x	x
33	144-147 cm	x	x	x	x	x	x
34	148-151 cm	x	x	x	x	x	x
35	152-155 cm	x	x	x	x	x	x
36	156-159 cm	x	x	x	x	x	x
37	160-163 cm	x	x	x	x	x	x
38	164-167 cm	x	x	x	x	x	x
39	168-171 cm	x	x	x	x	x	x
40	172-175 cm	x	x	x	x	x	x
41	176-179 cm	x	x	x	x	x	x
42	180-183 cm	x	x	x	x	x	x
43	184-187 cm	x	x	x	x	x	x
44	188-191 cm	x	x	x	x	x	x
45	192-195 cm	x	x	x	x	x	x
46	196-199 cm	x	x	x	x	x	x
47	=200 cm	x	x	x	x	x	x