Table 1. -- Area of forest land by forest type group and owner
category, Arizona, cycle 3, 2001-2005
(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
10,854.6
267.2
2,633.6
172.2
63.7
13,991.4
5,776.6
226.1
2,226.3
169.0
63.7
8,461.7
5,078.0
41.1
407.3
3.3
-5,529.7
-------
56.7
91.3
1,550.3
1,462.3
3,160.6
42.1
77.6
1,226.3
1,074.0
2,420.0
14.6
13.7
324.0
388.3
740.6
------
Hardwood type groups
Elm / ash / cottonwood group
Aspen / birch group
Western oak group
Other western hardwoods group
All hardwood types
Nonstocked
All forest types
1,376.3
934.3
442.0
--
18,528.3
11,815.9
6,712.3
--
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, 2001-2005
(In thousand acres)
Owner category
Forest type group/
forest type
All
owners
Public
Private
Unidentified
owner
26.3
3,391.9
7,436.4
26.3
1,885.7
3,864.5
-1,506.1
3,571.9
----
10,854.6
5,776.6
5,078.0
--
267.2
226.1
41.1
--
267.2
226.1
41.1
--
2,633.6
2,226.3
407.3
--
2,633.6
2,226.3
407.3
--
98.6
44.9
15.0
13.7
98.6
44.9
11.7
13.7
--3.3
--
-----
All forest types
Other western softwoods group
172.2
169.0
3.3
--
Misc. western softwoods
63.7
63.7
--
--
63.7
13,991.4
63.7
8,461.7
-5,529.7
---
Cottonwood
Sugarberry / hackberry / elm / green ash
All forest types
Aspen / birch group
45.0
11.7
56.7
30.4
11.7
42.1
14.6
-14.6
----
Aspen
All forest types
Western oak group
91.3
91.3
77.6
77.6
13.7
13.7
---
328.6
1,221.8
1,550.3
202.1
1,024.2
1,226.3
126.4
197.6
324.0
----
1,392.5
69.8
1,462.3
3,160.6
1,376.3
18,528.3
1,024.7
49.3
1,074.0
2,420.0
934.3
11,815.9
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.
367.8
-20.5
-388.3
-740.6
-442.0
-6,712.3
-(Table 1 continued on next page)
Table 2. -- Area of timberland by major forest type group,
stand origin, and owner category, Arizona, cycle 3, 2001-2005
(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
Total
Public
Private
Unidentified
owner
2,833.6
11.7
2,845.3
2,395.6
11.7
2,407.3
438.0
-438.0
----
66.0
66.0
37.6
37.6
28.3
28.3
---
128.7
115.0
13.7
--
3,039.9
2,559.9
480.0
--
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 3. -- Area of timberland by forest type group and stand-size class, Arizona, cycle 3, 2001-2005
(In thousand acres)
Stand-size class
class
Stand-size
Foresttype
typegroup
group
Forest
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
All
stands
stands
Sawtimber
Sawtimber
Poletimber
Poletimber
SaplingSaplingseedling
seedling
NonNonstocked
stocked
204.6
2,512.1
128.6
188.9
2,310.3
128.6
15.7
104.9
--
-96.9
--
----
2,845.3
2,627.8
120.6
96.9
--
23.5
8.8
14.6
--
--
42.5
42.5
--
--
--
All hardwood types
66.0
51.3
14.6
--Nonstocked
128.7
---128.7
3,039.9
2,679.1
135.2
96.9
128.7
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, 2001-2005
(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
204.6
204.6
188.9
188.9
15.7
15.7
---
---
2,512.1
2,512.1
2,310.3
2,310.3
104.9
104.9
96.9
96.9
---
74.5
25.4
15.0
13.7
128.6
2,845.3
74.5
25.4
15.0
13.7
128.6
2,627.8
-----120.6
-----96.9
-------
23.5
23.5
8.8
8.8
14.6
14.6
---
---
42.5
42.5
66.0
42.5
42.5
51.3
--14.6
----
----
128.7
--
--
--
128.7
3,039.9
2,679.1
135.2
96.9
128.7
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, 2001-2005
(In thousand cubic feet)
Owner category
All
owners
Public
Private
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Western woodland softwoods
Other western softwoods
Total softwoods
630,165
4,956,637
366,393
254,634
6,328,448
125,557
12,661,834
584,672
4,205,406
365,406
228,259
3,271,608
125,557
8,780,908
45,493
751,231
987
26,375
3,056,840
-3,880,927
--------
Hardwoods
Cottonwood and aspen
Other western hardwoods
Western woodland hardwoods
Total hardwoods
230,108
1,740
1,476,830
1,708,678
198,582
-1,181,959
1,380,541
31,526
1,740
294,872
328,138
-----
14,370,513
10,161,448
4,209,064
--
Species group
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.
Unidentified
owner
Table 4a. -- Net volume of all live trees on forest land by species group, species,
and owner category, Arizona, cycle 3, 2001-2005
(In thousand cubic feet)
Owner category
Species group/
species
All
owners
Unidentified
owner
Public
Private
630,165
584,672
45,493
--
630,165
584,672
45,493
--
4,946,333
10,304
4,195,103
10,304
751,231
--
---
4,956,637
4,205,406
751,231
--
321,620
25,375
19,398
321,620
24,388
19,398
-987
--
----
366,393
365,406
987
--
221,116
33,518
210,191
18,068
10,925
15,450
---
254,634
228,259
26,375
--
100,983
9,163
714,926
2,205,815
83,224
1,171,646
1,751,535
110,428
64,958
24,936
90,834
86,881
9,163
504,316
1,113,382
64,030
491,006
742,418
87,043
59,651
24,936
88,782
14,102
-210,610
1,092,433
19,194
680,641
1,009,117
23,385
5,307
-2,052
------------
6,328,448
3,271,608
3,056,840
--
43,107
15,577
12,539
52,580
1,754
43,107
15,577
12,539
52,580
1,754
------
------
125,557
12,661,834
125,557
8,780,908
-3,880,927
---
---
---
---
---
191,247
13,474
25,387
230,108
173,007
188
25,387
198,582
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
Other eastern soft hardwoods
Boxelder
All species
Cottonwood and aspen
Quaking aspen
Fremont cottonwood
Narrowleaf cottonwood
All species
18,240
-13,286
---31,526
-(Table 4 continued on next page)
(Table 4a continued)
Owner category
Species group/
species
All
owners
Unidentified
owner
Public
Private
10,515
109
1,740
6,679
16,178
35,221
10,515
109
-3,427
4,411
18,462
--1,740
3,252
11,767
16,759
-------
4,250
50,066
232,431
481,481
195,578
429,437
25,175
53,582
4,830
7,765
1,484,595
1,749,925
4,250
49,189
178,052
364,120
147,093
355,894
24,949
53,582
4,830
7,541
1,189,499
1,406,543
-877
54,379
117,361
48,485
73,543
226
--225
295,096
343,382
-------------
Hardwoods
Other western hardwoods
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
14,411,759
10,187,450
4,224,308
-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, 2001-2005
(In thousand cubic feet)
All
species
Softwood
species
Hardwood
species
4,668,974
4,596,137
72,837
158,174
4,827,148
147,593
4,743,731
10,580
83,417
633,478
5,460,626
570,023
5,313,753
63,455
146,872
Sawtimber size
302,717
157,714
145,003
Poletimber size
148,277
33,380
114,897
450,993
191,094
259,899
Sawtimber size
6,236
--
6,236
Poletimber size
Total
211
6,446
457,439
5,918,065
--191,094
5,504,848
211
6,446
266,345
413,217
411,179
382,321
28,859
78,156
489,335
49,960
432,281
28,195
57,054
6,407,400
5,937,128
470,272
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, 2001-2005
(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
480,461
4,480,906
339,984
5,301,350
446,735
4,465,357
327,639
5,239,731
33,726
15,548
12,345
61,620
16,222
136,934
153,156
-67,904
67,904
16,222
69,030
85,253
6,119
5,460,626
6,119
5,313,753
-146,872
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, 2001-2005
(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
480,461
480,461
446,735
446,735
33,726
33,726
4,485,855
4,485,855
4,465,357
4,465,357
20,498
20,498
238,448
45,873
49,142
6,520
339,984
5,306,300
228,669
45,797
46,653
6,520
327,639
5,239,731
9,780
77
2,489
-12,345
66,569
16,222
16,222
---
16,222
16,222
136,934
136,934
153,156
6,119
5,465,575
67,904
69,030
67,904
69,030
67,904
85,253
-6,119
All forest groups
5,313,753
151,822
(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, 2001-2005
(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
Diameter class (inches at breast height)
11.0-12.9
13.0-14.9
15.0-16.9
All
classes
5.0-6.9
7.0-8.9
9.0-10.9
512,974
4,327,569
287,806
137,936
47,468
25,952
132,482
7,525
5,649
1,823
37,334
319,096
18,399
13,425
8,338
66,720
441,908
24,382
22,431
1,879
65,382
534,433
40,836
16,668
5,365
56,519
476,327
23,254
12,426
4,639
5,313,753
173,430
396,592
557,319
662,683
146,872
7,785
21,351
34,319
22,138
Total hardwoods
146,872
7,785
21,351
34,319
22,138
All species
5,460,626
181,216
417,943
591,638
684,822
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.
17.0-18.9
19.0-20.9
21.0-28.9
29.0+
45,613
415,848
32,972
18,988
7,054
67,681
399,443
24,611
3,501
--
28,225
352,138
36,389
11,199
3,761
89,618
958,170
79,439
23,132
14,608
29,931
297,724
-10,517
--
573,165
520,474
495,235
431,712
1,164,968
338,173
24,865
19,235
4,827
8,800
3,552
--
24,865
19,235
4,827
8,800
3,552
--
598,030
539,709
500,063
440,512
1,168,520
338,173
Table 7a. -- Net volume of growing stock on timberland by species group, species, and diameter class, Arizona, cycle 3, 2001-2005
(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
512,974
25,952
37,334
66,720
65,382
56,519
45,613
67,681
512,974
25,952
37,334
66,720
65,382
56,519
45,613
67,681
Ponderosa pine
4,327,569
132,482
319,096
441,908
534,433
476,327
415,848
399,443
All species
4,327,569
132,482
319,096
441,908
534,433
476,327
415,848
399,443
19.0-20.9
21.0-28.9
29.0+
28,225
89,618
29,931
28,225
89,618
29,931
352,138
958,170
297,724
352,138
958,170
297,724
Softwoods
Douglas-fir
Douglas-fir
All species
Softwoods
Ponderosa and Jeffrey pines
Softwoods
True fir
White fir
245,721
5,921
13,681
20,343
30,644
17,967
23,019
24,611
30,096
79,439
--
Corkbark fir
22,927
1,026
1,743
2,353
2,168
3,459
5,883
--
6,294
--
--
Subalpine fir
19,159
577
2,975
1,685
8,025
1,828
4,069
--
--
--
--
287,806
7,525
18,399
24,382
40,836
23,254
32,972
24,611
36,389
79,439
--
107,500
3,994
9,987
16,466
12,305
10,887
16,080
3,501
11,199
12,564
10,517
30,436
1,655
3,439
5,965
4,363
1,539
2,907
--
--
10,568
--
137,936
5,649
13,425
22,431
16,668
12,426
18,988
3,501
11,199
23,132
10,517
All species
Softwoods
Engelmann and other spruces
Engelmann spruce
Blue spruce
All species
Softwoods
Other western softwoods
Limber pine
Southwestern white pine
All species
Total softwoods
8,393
57
486
415
2,578
--
1,565
--
--
3,292
--
39,075
1,766
7,852
1,465
2,787
4,639
5,489
--
3,761
11,316
--
47,468
1,823
8,338
1,879
5,365
4,639
7,054
--
3,761
14,608
--
5,313,753
173,430
396,592
557,319
662,683
573,165
520,474
495,235
431,712
1,164,968
338,173
130,650
12,670
3,552
146,872
7,585
201
-7,785
17,953
3,398
-21,351
30,183
4,136
-34,319
19,599
2,539
-22,138
24,865
--24,865
16,839
2,396
-19,235
4,827
--4,827
8,800
--8,800
--3,552
3,552
-----
4,950
-4,950
151,822
---7,785
---21,351
2,081
-2,081
36,400
---22,138
---24,865
2,868
-2,868
22,103
---4,827
---8,800
---3,552
-----
5,465,575
181,216
417,943
593,720
684,822
598,030
542,577
500,063
440,512
1,168,520
338,173
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, 2001-2005
(In thousand board feet)
Diameter class (inches at breast height)
13.0-14.9
15.0-16.9
17.0-18.9
19.0-20.9
21.0-28.9
29.0+
286,010
2,305,823
177,163
84,008
20,251
2,873,255
278,580
2,353,140
112,800
67,722
22,298
2,834,540
240,562
2,205,681
167,551
106,281
36,825
2,756,900
371,116
2,243,960
121,459
20,127
-2,756,662
164,252
2,051,930
188,675
63,026
21,327
2,489,210
530,858
5,874,311
420,948
135,299
81,858
7,043,273
187,890
1,837,280
-61,746
-2,086,916
114,031
114,031
2,987,286
141,127
141,127
2,975,666
110,576
110,576
2,867,477
22,978
22,978
2,779,640
45,491
45,491
2,534,701
19,829
19,829
7,063,102
--2,086,916
All
classes
9.0-10.9
11.0-12.9
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Other western softwoods
Total softwoods
2,293,879
20,379,022
1,274,036
632,299
189,096
24,768,331
234,611
1,506,897
85,440
94,089
6,538
1,927,575
Hardwoods
Cottonwood and aspen
Total hardwoods
All species
454,031
454,031
25,222,363
--1,927,575
Species group
1
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, 2001-2005
(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
2,293,879
234,611
286,010
278,580
240,562
371,116
2,293,879
234,611
286,010
278,580
240,562
371,116
Ponderosa pine
20,379,022
1,506,897
2,305,823
2,353,140
2,205,681
2,243,960
All species
20,379,022
1,506,897
2,305,823
2,353,140
2,205,681
2,243,960
21.0-28.9
29.0+
164,252
530,858
187,890
164,252
530,858
187,890
2,051,930
5,874,311
1,837,280
2,051,930
5,874,311
1,837,280
Softwoods
Douglas-fir
Douglas-fir
All species
Ponderosa and Jeffrey pines
True fir
White fir
1,081,457
67,184
123,884
83,569
112,393
121,459
152,022
420,948
--
Corkbark fir
110,325
10,953
11,428
19,392
31,898
--
36,654
--
--
Subalpine fir
82,253
7,304
41,851
9,838
23,260
--
--
--
--
1,274,036
85,440
177,163
112,800
167,551
121,459
188,675
420,948
--
Engelmann spruce
500,149
69,468
62,744
59,701
89,832
20,127
63,026
73,505
61,746
Blue spruce
132,150
24,621
21,265
8,021
16,450
--
--
61,794
--
632,299
94,089
84,008
67,722
106,281
20,127
63,026
135,299
61,746
All species
Engelmann and other spruces
All species
Other western softwoods
Limber pine
Southwestern white pine
All species
Total softwoods
35,332
1,289
8,886
--
8,001
--
--
17,157
--
153,764
5,249
11,365
22,298
28,824
--
21,327
64,701
--
189,096
6,538
20,251
22,298
36,825
--
21,327
81,858
--
24,768,331
1,927,575
2,873,255
2,834,540
2,756,900
2,756,662
2,489,210
7,043,273
2,086,916
413,045
21,158
19,829
454,031
-----
102,076
11,954
-114,031
141,127
--141,127
101,372
9,204
-110,576
22,978
--22,978
45,491
--45,491
--19,829
19,829
-----
16,190
16,190
470,222
----
--114,031
--141,127
16,190
16,190
126,767
--22,978
--45,491
--19,829
----
25,238,553
1,927,575
2,987,286
2,975,666
2,883,667
2,779,640
2,534,701
7,063,102
2,086,916
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, 2001-2005
(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
93,565
3,934
9,031
102,597
453
4,386
16,666
1,959
Non-growing-stock trees
Boles
Stumps, tops,
and limbs
Total
Boles
87,242
64,632
22,610
2,390
1,696
694
1,991
89,233
1,707
66,338
285
22,895
6,588
8,977
4,922
6,617
1,666
2,360
1,114
14,549
10,648
3,901
1,003
714
289
499
18,625
359
1,473
15,048
412
11,060
87
3,988
1,100
2,103
743
1,457
357
646
110,231
10,990
121,222
5,048
812
5,860
101,791
2,490
104,281
75,280
2,119
77,398
26,511
371
26,883
3,393
7,688
11,081
2,410
5,665
8,075
983
2,023
3,006
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, 2001-2005
(In thousand cubic feet per year)
Owner category
Species group
All
owners
Public
Private
Unidentified
owner
Softwoods
Douglas-fir
-1,656
-2,202
546
--
Ponderosa and Jeffrey pines
43,125
33,885
9,241
--
True fir
-2,634
-2,645
11
--
1,586
1,143
443
--
744
744
--
--
41,165
30,926
10,240
--
Cottonwood and aspen
1,213
436
778
--
Other western hardwoods
Total hardwoods
160
160
--
--
1,373
595
778
Engelmann and other spruces
Other western softwoods
Total softwoods
Hardwoods
-All species groups
42,538
31,521
11,017
-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, 2001-2005
(In thousand cubic feet per year)
Owner category
All
owners
Public
Private
Unidentified
owner
Douglas-fir
11,482
11,112
370
--
Ponderosa and Jeffrey pines
28,218
27,469
748
--
True fir
8,529
8,529
--
--
Engelmann and other spruces
1,172
1,172
--
--
114
114
--
--
49,515
48,397
1,118
--
2,503
2,134
369
--
Species group
Softwoods
Other western softwoods
Total softwoods
Hardwoods
Cottonwood and aspen
Total hardwoods
2,503
2,134
369
-All species groups
52,017
50,530
1,487
-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.