FIA Annual Data Tables
for
Arizona
Data Years 2001 – 2006
Based on 10% Forest Cover Definition
Table 1. -- Area of forest land by forest type group and owner
category, Arizona, cycle 3, 2001-2006
(In thousand acres)
Owner category
Forest type group
All
owners
Public
Private
Unidentified
owner
Softwood type groups
Pinyon / juniper group
Douglas-fir group
Ponderosa pine group
Fir / spruce / mountain hemlock group
Other western softwoods group
All softwood types
10,808.8
252.2
2,663.2
176.4
56.3
13,956.9
5,736.9
216.5
2,277.6
173.6
56.3
8,460.9
5,071.9
35.7
385.6
2.8
-5,496.0
-------
53.6
99.7
1,611.9
1,348.0
3,113.2
41.1
87.8
1,306.8
982.2
2,417.8
12.6
11.9
305.1
365.8
695.4
------
Hardwood type groups
Elm / ash / cottonwood group
Aspen / birch group
Western oak group
Other western hardwoods group
All hardwood types
Nonstocked
All forest types
1,328.7
894.1
434.5
--
18,398.8
11,772.8
6,626.0
--
All table cells without observations in the inventory sample are indicated by --. Table
value of 0.0 indicates the acres round to less than 0.1 thousand acres. Columns and
rows may not add to their totals due to rounding.
Table 1a. -- Area of forest land by forest type group, forest type, and
owner category, Arizona, cycle 3, 2001-2006
(In thousand acres)
Owner category
Forest type group/
forest type
All
owners
Public
Private
Unidentified
owner
36.5
3,394.6
7,377.7
22.4
1,880.1
3,834.4
14.1
1,514.5
3,543.3
----
10,808.8
5,736.9
5,071.9
--
252.2
216.5
35.7
--
252.2
216.5
35.7
--
2,663.2
2,277.6
385.6
--
2,663.2
2,277.6
385.6
--
83.3
58.7
12.7
21.7
83.3
58.7
9.8
21.7
--2.8
--
-----
All forest types
Other western softwoods group
176.4
173.6
2.8
--
Misc. western softwoods
56.3
56.3
--
--
56.3
13,956.9
56.3
8,460.9
-5,496.0
---
Cottonwood
Sugarberry / hackberry / elm / green ash
All forest types
Aspen / birch group
43.8
9.8
53.6
31.2
9.8
41.1
12.6
-12.6
----
Aspen
All forest types
Western oak group
99.7
99.7
87.8
87.8
11.9
11.9
---
300.8
1,311.1
1,611.9
179.8
1,126.9
1,306.8
120.9
184.2
305.1
----
1,284.5
63.5
1,348.0
3,113.2
1,328.7
18,398.8
936.2
46.0
982.2
2,417.8
894.1
11,772.8
Softwood type groups
Pinyon / juniper group
Rocky Mountain juniper
Juniper woodland
Pinyon / juniper woodland
All forest types
Douglas-fir group
Douglas-fir
All forest types
Ponderosa pine group
Ponderosa pine
All forest types
Fir / spruce / mountain hemlock group
White fir
Engelmann spruce
Engelman spruce / subalpine fir
Blue spruce
All forest types
All softwood groups
Hardwood type groups
Elm / ash / cottonwood group
Deciduous oak woodland
Evergreen oak woodland
All forest types
Other western hardwoods group
Mesquite woodland
Misc. western hardwoods woodland
All forest types
All hardwood groups
Nonstocked
All forest groups
All table cells without observations in the inventory sample are indicated by --. Table
value of 0.0 indicates the acres round to less than 0.1 thousand acres. Columns and
rows may not add to their totals due to rounding.
348.3
-17.6
-365.8
-695.4
-434.5
-6,626.0
-(Table 1 continued on next page)
Table 2. -- Area of timberland by major forest type group,
stand origin, and owner category, Arizona, cycle 3, 2001-2006
(In thousand acres)
Owner category
Major forest type group
and stand origin
Softwood type groups
Natural
Planted
All softwood types
Hardwood type groups
Natural
All hardwood types
Nonstocked
All groups
All
owners
Public
Private
Unidentified
owner
2,837.1
9.8
2,846.9
2,424.9
9.8
2,434.7
412.2
-412.2
----
84.2
84.2
59.8
59.8
24.5
24.5
---
121.7
109.8
11.9
--
3,052.9
2,604.3
448.6
--
All table cells without observations in the inventory sample are indicated by --. Table
value of 0.0 indicates the acres round to less than 0.1 thousand acres. Columns and
rows may not add to their totals due to rounding.
Table 3. -- Area of timberland by forest type group and stand-size class, Arizona, cycle 3, 2001-2006
(In thousand acres)
Stand-size class
Stand-size
class
Forest
Foresttype
typegroup
group
All
All
stands
stands
Sawtimber
Sawtimber
Poletimber
Poletimber
SaplingSaplingseedling
seedling
Softwood type groups
Douglas-fir group
Ponderosa pine group
Fir / spruce / mountain hemlock group
198.3
2,509.2
139.4
184.8
2,323.9
139.4
13.6
88.1
--
-97.1
--
----
2,846.9
2,648.1
101.7
97.1
--
25.9
13.3
12.6
--
--
58.3
46.4
11.9
--
--
All softwood types
Hardwood type groups
Elm / ash / cottonwood group
Aspen / birch group
All hardwood types
Nonstocked
Nonstocked
stocked
84.2
59.8
24.5
--121.7
---121.7
3,052.9
2,707.9
126.2
97.1
121.7
All forest types
All table cells without observations in the inventory sample are indicated by --. Table value of 0.0 indicates the acres round
to less than 0.1 thousand acres. Columns and rows may not add to their totals due to rounding.
Table 3a. -- Area of timberland by forest type group, forest type, and
stand-size class, Arizona, cycle 3, 2001-2006
(In thousand acres)
Stand-size class
Forest type group/
forest type
Softwood type groups
Douglas-fir group
Douglas-fir
All forest types
Ponderosa pine group
Ponderosa pine
All forest types
Fir / spruce / mountain hemlock group
White fir
Engelmann spruce
Engelman spruce / subalpine fir
Blue spruce
All forest types
All softwood groups
Hardwood type groups
Elm / ash / cottonwood group
Cottonwood
All forest types
Aspen / birch group
Aspen
All forest types
All hardwood groups
Nonstocked
All forest groups
All
stands
Sawtimber
Poletimber
Saplingseedling
NonNonstocked
stocked
198.3
198.3
184.8
184.8
13.6
13.6
---
---
2,509.2
2,509.2
2,323.9
2,323.9
88.1
88.1
97.1
97.1
---
63.1
41.9
12.7
21.7
139.4
2,846.9
63.1
41.9
12.7
21.7
139.4
2,648.1
-----101.7
-----97.1
-------
25.9
25.9
13.3
13.3
12.6
12.6
---
---
58.3
58.3
84.2
46.4
46.4
59.8
11.9
11.9
24.5
----
----
121.7
--
--
--
121.7
3,052.9
2,707.9
126.2
97.1
121.7
All table cells without observations in the inventory sample are indicated by --. Table
value of 0.0 indicates the acres round to less than 0.1 thousand acres. Columns and
rows may not add to their totals due to rounding.
(Table 3 continued on next page)
Table 4. -- Net volume of all live trees on forest land by species group and
owner category, Arizona, cycle 3, 2001-2006
(In thousand cubic feet)
Owner category
Species group
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Western woodland softwoods
Other western softwoods
Total softwoods
Hardwoods
Cottonwood and aspen
Other western hardwoods
Western woodland hardwoods
Total hardwoods
All species groups
All
owners
Public
Private
Unidentified
owner
612,496
4,874,241
313,646
292,864
6,364,130
121,765
12,579,143
573,060
4,146,507
312,789
269,953
3,312,623
121,765
8,736,696
39,436
727,734
858
22,911
3,051,507
-3,842,446
--------
263,303
30,196
1,473,312
1,766,811
236,065
15,841
1,193,868
1,445,774
27,238
14,354
279,444
321,037
-----
14,345,953
10,182,470
4,163,483
--
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates the volume rounds to less than 1 thousand cubic feet. Columns and
rows may not add to their totals due to rounding.
Table 4a. -- Net volume of all live trees on forest land by species group, species,
and owner category, Arizona, cycle 3, 2001-2006
(In thousand cubic feet)
Owner category
Species group/
species
All
owners
Unidentified
owner
Public
Private
612,496
573,060
39,436
--
612,496
573,060
39,436
--
4,865,667
8,574
4,137,933
8,574
727,734
--
---
4,874,241
4,146,507
727,734
--
273,882
22,258
17,507
273,882
21,400
17,507
-858
--
----
313,646
312,789
858
--
221,379
71,486
211,888
58,065
9,491
13,421
---
292,864
269,953
22,911
--
102,614
7,732
712,981
2,284,764
77,622
1,127,487
1,738,782
107,844
60,284
35,169
108,850
87,776
7,732
493,848
1,164,511
56,233
470,875
753,920
88,435
55,489
34,212
99,591
14,838
-219,133
1,120,252
21,390
656,611
984,863
19,409
4,795
957
9,259
------------
6,364,130
3,312,623
3,051,507
--
39,628
14,135
12,718
52,079
3,205
39,628
14,135
12,718
52,079
3,205
------
------
121,765
12,579,143
121,765
8,736,696
-3,842,446
---
226,914
14,845
21,544
263,303
211,070
3,452
21,544
236,065
Softwoods
Douglas-fir
Douglas-fir
All species
Ponderosa and Jeffrey pines
Ponderosa pine
Arizona pine
All species
True fir
White fir
Corkbark fir
Subalpine fir
All species
Engelmann and other spruces
Engelmann spruce
Blue spruce
All species
Western woodland softwoods
Redberry juniper
California juniper
Alligator juniper
Utah juniper
Rocky Mountain juniper
Oneseed juniper
Common or two-needle pinyon
Singleleaf pinyon
Border pinyon
Mexican pinyon pine
Arizona pinyon pine
All species
Other western softwoods
Arizona cypress
Apache pine
Limber pine
Southwestern white pine
Chihuahua pine
All species
Total softwoods
Hardwoods
Cottonwood and aspen
Quaking aspen
Fremont cottonwood
Narrowleaf cottonwood
All species
15,845
-11,394
---27,238
-(Table 4 continued on next page)
(Table 4a continued)
Owner category
Species group/
species
All
owners
Public
Private
-8,822
94
279
2,929
3,717
15,841
---1,492
2,772
10,090
14,354
Unidentified
owner
Hardwoods
Other western hardwoods
Boxelder
Arizona alder
Arizona madrone
Velvet ash
Arizona walnut
Arizona sycamore
All species
Western woodland hardwoods
Bigtooth maple
Western honey mesquite
Velvet mesquite
Arizona white oak
Emory oak
Gambel oak
Mexican blue oak
Silverleaf oak
Gray oak
Netleaf oak
All species
Total hardwoods
All species groups
-8,822
94
1,771
5,701
13,807
30,196
--------
3,632
3,632
--42,003
41,264
739
-220,298
171,998
48,299
-501,268
389,877
111,391
-209,633
163,026
46,608
-405,615
337,290
68,325
-29,328
25,440
3,888
-50,145
50,145
--4,638
4,638
--6,753
6,559
194
-1,473,312
1,193,868
279,444
-1,766,811
1,445,774
321,037
-14,345,953
10,182,470
4,163,483
-4 continued
on rounds
next page)
All table cells without observations in the inventory sample are indicated by --. Table value of 0(Table
indicates
the volume
to
less than 1 thousand cubic feet. Columns and rows may not add to their totals due to rounding.
Table 5. -- Net volume of all live trees and salvable dead trees on timberland
by class of timber and softwood/hardwood species category, Arizona, cycle 3, 2001-2006
(In thousand cubic feet)
All
species
Softwood
species
Hardwood
species
4,635,630
4,526,244
109,385
159,161
4,794,790
144,369
4,670,614
14,791
124,176
613,461
5,408,251
544,652
5,215,266
68,809
192,985
Sawtimber size
281,580
146,006
135,574
Poletimber size
144,980
32,047
112,933
426,560
178,053
248,507
Sawtimber size
5,323
--
5,323
Poletimber size
Total
179
5,502
432,062
5,840,314
--178,053
5,393,319
179
5,502
254,010
446,995
444,239
401,347
42,892
91,009
535,248
55,389
456,736
35,619
78,512
6,375,562
5,850,055
525,506
Class of timber
Live trees
Growing-stock trees
Sawtimber
Saw log portion
Upper stem portion
Total
Poletimber
All growing-stock trees
Cull trees
Rough trees1
Total
Rotten trees1
All live cull trees
All live trees
Salvable dead trees
Sawtimber size
Poletimber size
All salvable dead trees
All classes
All table cells without observations in the inventory sample are indicated by --. Table value of 0 indicates
the volume rounds to less than 1 thousand cubic feet. Columns and rows may not add to their totals due
to rounding.
1
Includes noncommercial species.
Table 6. -- Net volume of growing stock on timberland by forest type group and
softwood/hardwood species category, Arizona, cycle 3, 2001-2006
(In thousand cubic feet)
Forest type group
Softwood type groups
Douglas-fir group
Ponderosa pine group
Fir / spruce / mountain hemlock group
All softwood types
Hardwood type groups
Elm / ash / cottonwood group
Aspen / birch group
All hardwood types
Nonstocked
All forest types
All
species
Softwood
species
Hardwood
species
468,958
4,333,709
398,956
5,201,623
424,519
4,320,253
375,156
5,119,927
44,439
13,456
23,800
81,696
17,168
184,388
201,556
-90,266
90,266
17,168
94,121
111,290
5,073
5,408,251
5,073
5,215,266
-192,985
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates the volume rounds to less than 1 thousand cubic feet. Columns and
rows may not add to their totals due to rounding.
Table 6a. -- Net volume of growing stock on timberland by forest type group,
forest type, and softwood/hardwood species category, Arizona, cycle 3, 2001-2006
(In thousand cubic feet)
Forest type group/
forest type
Softwood type groups
Douglas-fir group
Douglas-fir
All forest types
Ponderosa pine group
Ponderosa pine
All forest types
Fir / spruce / mountain hemlock group
White fir
Engelmann spruce
Engelman spruce / subalpine fir
Blue spruce
All forest types
All softwood groups
Hardwood type groups
Elm / ash / cottonwood group
Cottonwood
All forest types
Aspen / birch group
Aspen
All forest types
All hardwood groups
Nonstocked
All
species
Softwood
species
Hardwood
species
468,958
468,958
424,519
424,519
44,439
44,439
4,337,769
4,337,769
4,320,253
4,320,253
17,516
17,516
202,449
108,667
41,689
46,151
398,956
5,205,683
194,182
95,408
39,595
45,971
375,156
5,119,927
8,267
13,259
2,094
180
23,800
85,756
17,168
17,168
---
17,168
17,168
184,388
184,388
201,556
5,073
5,412,312
90,266
94,121
90,266
94,121
90,266
111,290
-5,073
All forest groups
5,215,266
197,045
(Table
6
continued
on
next
page)
All table cells without observations in the inventory sample are indicated by --. Table value
of 0
indicates the volume rounds to less than 1 thousand cubic feet. Columns and rows may not
add to their totals due to rounding.
Table 7. -- Net volume of growing stock on timberland by species group and diameter class, Arizona, cycle 3, 2001-2006
(In thousand cubic feet)
Species group
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Other western softwoods
Total softwoods
Hardwoods
Cottonwood and aspen
Other western hardwoods
Diameter class (inches at breast height)
All
classes
5.0-6.9
7.0-8.9
9.0-10.9
11.0-12.9
13.0-14.9
15.0-16.9
17.0-18.9
19.0-20.9
21.0-28.9
29.0+
508,028
4,217,849
247,213
192,214
49,963
23,697
128,293
6,859
5,522
1,747
35,308
305,036
15,715
15,110
7,364
60,394
429,636
22,067
23,654
3,396
63,453
508,694
35,079
19,249
7,064
54,919
487,373
19,916
14,832
3,915
54,238
412,509
28,245
29,825
8,104
64,697
387,872
20,926
13,045
2,547
28,062
355,497
31,159
29,022
3,226
97,954
939,521
67,247
33,106
12,600
25,305
263,417
-8,848
--
5,215,266
166,119
378,534
539,147
633,540
580,956
532,920
489,087
446,966
1,150,428
297,570
192,985
4,060
8,428
--
24,106
--
36,275
1,707
27,438
--
38,608
--
30,986
2,353
9,504
--
11,724
--
5,916
--
---
Total hardwoods
197,045
8,428
27,438
24,106
37,983
All species
5,412,312
174,547
402,639
577,129
660,978
All table cells without observations in the inventory sample are indicated by --. Table value of 0 indicates the volume rounds to
less than 1 thousand cubic feet. Columns and rows may not add to their totals due to rounding.
38,608
33,339
9,504
11,724
5,916
--
619,564
566,259
498,591
458,689
1,156,344
297,570
Table 7a. -- Net volume of growing stock on timberland by species group, species, and diameter class, Arizona, cycle 3, 2001-2006
(In thousand cubic feet)
Species group/
species
Diameter class (inches at breast height)
11.0-12.9
13.0-14.9
15.0-16.9
17.0-18.9
All
classes
5.0-6.9
7.0-8.9
9.0-10.9
508,028
23,697
35,308
60,394
63,453
54,919
54,238
64,697
508,028
23,697
35,308
60,394
63,453
54,919
54,238
64,697
Ponderosa pine
4,217,849
128,293
305,036
429,636
508,694
487,373
412,509
387,872
All species
4,217,849
128,293
305,036
429,636
508,694
487,373
412,509
387,872
19.0-20.9
21.0-28.9
29.0+
28,062
97,954
25,305
28,062
97,954
25,305
355,497
939,521
263,417
355,497
939,521
263,417
Softwoods
Douglas-fir
Douglas-fir
All species
Ponderosa and Jeffrey pines
True fir
White fir
209,777
5,072
11,652
17,981
26,285
15,324
19,599
20,926
25,692
67,247
--
Corkbark fir
20,137
1,112
1,514
2,044
1,883
3,005
5,111
--
5,467
--
--
Subalpine fir
17,299
675
2,550
2,041
6,911
1,588
3,535
--
--
--
--
247,213
6,859
15,715
22,067
35,079
19,916
28,245
20,926
31,159
67,247
--
123,321
3,595
10,135
15,291
13,615
13,550
15,527
13,045
19,145
10,570
8,848
68,893
1,927
4,975
8,362
5,634
1,281
14,299
--
9,877
22,536
--
192,214
5,522
15,110
23,654
19,249
14,832
29,825
13,045
29,022
33,106
8,848
All species
Engelmann and other spruces
Engelmann spruce
Blue spruce
All species
Other western softwoods
Limber pine
Southwestern white pine
All species
Total softwoods
9,230
48
409
349
2,169
--
3,486
--
--
2,770
--
40,732
1,699
6,956
3,047
4,895
3,915
4,618
2,547
3,226
9,830
--
49,963
1,747
7,364
3,396
7,064
3,915
8,104
2,547
3,226
12,600
--
5,215,266
166,119
378,534
539,147
633,540
580,956
532,920
489,087
446,966
1,150,428
297,570
175,817
14,141
3,027
192,985
8,256
172
-8,428
21,192
2,914
-24,106
32,341
3,934
-36,275
25,261
2,177
-27,438
38,608
--38,608
28,932
2,055
-30,986
9,504
--9,504
11,724
--11,724
-2,889
3,027
5,916
-----
4,060
-4,060
197,045
---8,428
---24,106
1,707
-1,707
37,983
---27,438
---38,608
2,353
-2,353
33,339
---9,504
---11,724
---5,916
-----
5,412,312
174,547
402,639
577,129
660,978
619,564
566,259
498,591
458,689
1,156,344
297,570
Hardwoods
Cottonwood and aspen
Quaking aspen
Fremont cottonwood
Narrowleaf cottonwood
All species
Other western hardwoods
Arizona alder
Velvet ash
All species
Total hardwoods
All species groups
All table cells without observations in the inventory sample are indicated by --. Table value of 0 indicates
the volume rounds to less than 1 thousand cubic feet. Columns and rows may not add to their totals due to rounding.
(Table 7 continued on next page)
Table 8. -- Net volume of sawtimber on timberland by species group and diameter class, Arizona, cycle 3, 2001-2006
(In thousand board feet)
1
Diameter class (inches at breast height)
All
classes
9.0-10.9
11.0-12.9
13.0-14.9
15.0-16.9
17.0-18.9
19.0-20.9
21.0-28.9
29.0+
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Other western softwoods
Total softwoods
2,297,513
19,860,302
1,091,639
926,418
201,841
24,377,713
212,495
1,464,643
77,984
100,509
11,383
1,867,015
278,343
2,193,145
152,175
96,888
27,932
2,748,483
271,035
2,407,152
96,631
79,518
18,811
2,873,147
287,347
2,181,421
143,619
167,020
41,629
2,821,036
355,404
2,175,679
103,274
72,417
13,159
2,719,934
163,365
2,061,172
161,598
164,935
18,288
2,569,358
570,669
5,756,030
356,359
193,184
70,638
6,946,881
158,854
1,621,059
-51,947
-1,831,860
Hardwoods
Cottonwood and aspen
Other western hardwoods
Total hardwoods
All species
697,961
13,281
711,242
25,088,955
---1,867,015
140,356
-140,356
2,888,838
220,860
-220,860
3,094,008
185,749
13,281
199,031
3,020,066
51,960
-51,960
2,771,893
65,987
-65,987
2,635,345
33,049
-33,049
6,979,930
---1,831,860
Species group
All table cells without observations in the inventory sample are indicated by --. Table value of 0 indicates the volume rounds to
less than 1 thousand board feet. Columns and rows may not add to their totals due to rounding.
1 International 1/4-inch rule.
Table 8a. -- Net volume of sawtimber on timberland by species group, species, and diameter class, Arizona, cycle 3, 2001-2006
(In thousand board feet)
Species group/
species
1
Diameter class (inches at breast height)
13.0-14.9
15.0-16.9
17.0-18.9
19.0-20.9
All
classes
9.0-10.9
11.0-12.9
2,297,513
212,495
278,343
271,035
287,347
355,404
2,297,513
212,495
278,343
271,035
287,347
355,404
Ponderosa pine
19,860,302
1,464,643
2,193,145
2,407,152
2,181,421
2,175,679
All species
19,860,302
1,464,643
2,193,145
2,407,152
2,181,421
2,175,679
21.0-28.9
29.0+
163,365
570,669
158,854
163,365
570,669
158,854
2,061,172
5,756,030
1,621,059
2,061,172
5,756,030
1,621,059
Softwoods
Douglas-fir
Douglas-fir
All species
Ponderosa and Jeffrey pines
True fir
White fir
921,960
59,434
106,193
71,240
95,704
103,274
129,757
356,359
--
Corkbark fir
95,837
9,514
9,927
16,845
27,710
--
31,840
--
--
Subalpine fir
73,842
9,036
36,054
8,546
20,206
--
--
--
--
1,091,639
77,984
152,175
96,631
143,619
103,274
161,598
356,359
--
Engelmann spruce
587,064
64,554
69,496
72,839
86,576
72,417
107,397
61,839
51,947
Blue spruce
339,353
35,954
27,393
6,679
80,444
--
57,538
131,345
--
926,418
100,509
96,888
79,518
167,020
72,417
164,935
193,184
51,947
All species
Engelmann and other spruces
All species
Other western softwoods
Limber pine
Southwestern white pine
All species
Total softwoods
40,373
1,084
7,476
--
17,379
--
--
14,434
--
161,468
10,299
20,456
18,811
24,249
13,159
18,288
56,204
--
201,841
11,383
27,932
18,811
41,629
13,159
18,288
70,638
--
24,377,713
1,867,015
2,748,483
2,873,147
2,821,036
2,719,934
2,569,358
6,946,881
1,831,860
646,768
34,296
16,897
697,961
-----
130,105
10,251
-140,356
220,860
--220,860
177,857
7,893
-185,749
51,960
--51,960
65,987
--65,987
-16,152
16,897
33,049
-----
13,281
13,281
711,242
----
--140,356
--220,860
13,281
13,281
199,031
--51,960
--65,987
--33,049
----
25,088,955
1,867,015
2,888,838
3,094,008
3,020,066
2,771,893
2,635,345
6,979,930
1,831,860
Hardwoods
Cottonwood and aspen
Quaking aspen
Fremont cottonwood
Narrowleaf cottonwood
All species
Other western hardwoods
Arizona alder
All species
Total hardwoods
All species groups
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates the volume rounds to less than 1 thousand board feet. Columns and
rows may not add to their totals due to rounding.
1 International 1/4-inch rule.
(Table 8 continued on next page)
Table 9. -- All live aboveground tree biomass on timberland by owner category,
softwood/hardwood species category, and tree biomass component, Arizona, cycle 3, 2001-2006
(In thousand dry tons)
Tree biomass component
Owner category and
softwood/hardwood
category
Public
Softwoods
Hardwoods
Total
Private
Softwoods
Hardwoods
Total
All ownerships
Softwoods
Hardwoods
Total
Growing-stock trees
All
components
All live
1-5 inch trees
Total
91,828
3,675
9,569
101,398
418
4,093
15,803
1,803
Non-growing-stock trees
Boles
Stumps, tops,
and limbs
Total
Boles
85,821
63,578
22,243
2,332
1,628
704
2,840
88,661
2,435
66,013
404
22,648
6,312
8,644
4,691
6,319
1,621
2,325
988
13,954
10,202
3,751
861
614
247
431
17,607
344
1,333
14,385
356
10,558
75
3,827
1,028
1,889
690
1,304
338
585
107,632
11,373
119,004
4,664
762
5,425
99,775
3,271
103,046
73,780
2,792
76,572
25,995
479
26,474
3,193
7,340
10,533
2,242
5,381
7,623
952
1,959
2,910
All table cells without observations in the inventory sample are indicated by --. Table value of 0 indicates the aboveground tree
biomass rounds to less than 1 thousand dry tons. Columns and rows may not add to their totals due to rounding.
Stumps, tops,
and limbs
Table 10. -- Average annual net growth of growing stock on timberland by species group and
owner category, Arizona, cycle 3, 2001-2006
(In thousand cubic feet per year)
Owner category
Species group
All
owners
Public
Private
Unidentified
owner
Softwoods
Douglas-fir
-2,497
-2,971
474
--
Ponderosa and Jeffrey pines
39,730
31,739
7,992
--
True fir
-2,803
-2,813
9
--
Engelmann and other spruces
1,664
1,280
384
--
Western woodland softwoods
--
--
--
--
Other western softwoods
Total softwoods
Hardwoods
Cottonwood and aspen
Other western hardwoods
Western woodland hardwoods
Total hardwoods
852
852
--
--
36,947
28,087
8,860
--
1,048
381
666
--
131
131
--
--
--
--
--
--
1,179
512
666
--
All species groups
38,125
28,599
9,526
-All table cells without observations in the inventory sample are indicated (Table
by --. Table
value of on
0 indicates
10 continued
next page)
the volume rounds to less than 1 thousand cubic feet. Columns and rows may not add to their totals due
to rounding.
Table 12. -- Average annual mortality of growing stock on timberland by species group and
owner category, Arizona, cycle 3, 2001-2006
(In thousand cubic feet per year)
Owner category
All
owners
Public
Douglas-fir
12,205
Ponderosa and Jeffrey pines
30,614
True fir
Private
Unidentified
owner
11,884
321
--
29,103
1,511
--
7,867
7,867
--
--
Engelmann and other spruces
1,860
1,860
--
--
Western woodland softwoods
--
--
--
--
Species group
Softwoods
Other western softwoods
Total softwoods
Hardwoods
98
98
--
--
52,644
50,812
1,833
--
3,496
3,176
321
--
Other western hardwoods
--
--
--
--
Western woodland hardwoods
--
--
--
--
3,496
3,176
321
--
Cottonwood and aspen
Total hardwoods
All species groups
56,141
53,988
2,153
-All table cells without observations in the inventory sample are indicated (Table
by --. Table
value of on
0 indicates
12 continued
next page)
the volume rounds to less than 1 thousand cubic feet. Columns and rows may not add to their totals due
to rounding.