2_Shawnee_CSE_Field_Guide.docx

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Common Stand Exam IDIQ on Shawnee NF Federal contract opportunity
Solicitation number
AG-51A8-S-17-0002
Issued by
Department of Agriculture Forest Service R9-Eastern Region

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Shawnee Field Guide

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Shawnee Common Stand Exam (CSE) Guide & Data Protocol

· Data collection on the Shawnee National Forest follows the Natural Resource Information System (NRIS) Field Sampled Vegetation Common Stand Exam Field Guide Region 9 (February 2014). This document can be found at https://www.fs.fed.us/nrm/fsveg/

· The following guide is information specific to data collection on the Shawnee

· Setting Form

· Proclaimed Region = 09

· Proclaimed National Forest = 08

· State = IL

· Administrative Forest = 08

· District

CODE
DISTRICT
02
Mississippi Bluffs
04
Hidden Springs

· County

Code
County
003
Alexander
059
Gallatin
069
Hardin
077
Jackson
087
Johnson
127
Massac
151
Pope
165
Saline
181
Union
199
Williamson

· Stand Damage Category: Follow categories in Appendix 1

· Stand Damage Agent: Will always be coded 000

· Stand Damage Severity: Follow categories in Appendix 1

· Damage Part: Follow categories in Appendix 1

· Sample Design

· Each CSE plot will require a variable radius plot and an embedded fixed radius plot following this information:

· Use a 10 Basal Area Factor (BAF) prism in hardwood forest types to tally all live or dead deciduous and coniferous trees ≥ 1.0” DBH or use a 20 BAF prism in conifer forest types to tally all live or dead coniferous and deciduous trees >. 1.0” DBH for each stand. Trees will be recorded individually and in order starting with the tree to the right of 0˚ azimuth, moving clockwise.

· Install a 1/700 acre (4.45 foot radius) fixed subplot size used in tallying trees ≤ 0.99” DBH. The fixed radius subplot tallies all live conifer and deciduous trees 0.1” DBH to 0.99" DBH and all live conifer and deciduous trees 0.5’ height to 4.5’ height. Trees may be recorded in groups of same species and heights. Only heights are required for trees less than 4.5’. Both DBH and height are required for trees over 4.5’.

Form Type

Method Expansion Factor

Az

Condition Subpop Filter

Variable

Minimum Value
Maximum Value
TREE
BAF
10
ALL
DBH
1.0
999.99

OR

Form Type

Method Expansion Factor

Az

Condition Subpop Filter

Variable

Minimum Value
Maximum Value
TREE
BAF
20
ALL
DBH
1.0
999.99

AND

Form Type

Method Expansion Factor

Az

Condition Subpop Filter

Variable

Minimum Value
Maximum Value
TREE
FRQ
700
OR
LIVE
DBH
0.1
0.99
LIVE
HGT
0.5
4.5

· The number of CSE plots per stand will be determined using the following information

Stand Acres
Number of sample (plot) locations
1-10
3
11-20
4
21-30
5
31-40
6
41-60
7
61-80
8
81-100
9
101+
10 + 1 plot for every additional 25 acres

· Plot Data

· Latitude/Longitude (Required)

· Degrees – maximum of three digits. A leading zero may be entered (i.e. 090).

· Minutes – two digits.

· Seconds – four digits. Seconds shall be rounded to the nearest hundredth (i.e. 17.36).

· Aspect (Required)

· General direction from North in degrees towards which the plot faces

· 0 = Flat

· 183 =183

· 999 = Indeterminate/Undulating

· Slope (Optional)

· Angle of the slope across the plot

· Tree Data

· Tree Status. The following tree class codes shall be used.

CODE
DESCRIPTION
L
Live
D
Dead

· Site/Growth Trees. A minimum of one-site tree shall be recorded per stand. A distance and azimuth from the nearest plot center (or GPS waypoint) shall be provided for off-plot site trees

CODE
DESCRIPTION
S
Site tree on plot
F
Site tree off plot

· Age is determined from cored tree. To get total age follow these general guidelines:

· Cored Age (Add years)

· 2 – Green Ash, Cottonwood, Sweetgum

· 3 –Oaks, Tulip Poplar, Silver Maple, Eastern White Pine, Loblolly

· 4 –Elm, Basswood, Black Cherry, White Ash, Beech, Sugar Maple, Red Maple

· 5 – Shortleaf

· 6 – Hickories

· Height – Total Height

· DBH – Exact to the tenth

· Tree Species. Tree species shall be limited to the list included in Appendix H of the CSE Handbook.

· Tree Count. Trees ≤ 1.00” to 4.99” DBH may be grouped by DBH class and species. Trees ≥ 5.0” DBH shall be tallied individually. Tree count is based on variable radius BAF for each plot. If necessary, the distance measurement should be taken from the face of the tree to plot center and compared to tables in Appendix J of the CSE Users Guide. A tree within the limiting distance is “in” and beyond the limiting distance is “out”.

· DBH. The following size classes (in inches) shall be used. The accuracy standard (option 1) is required unless specifically modified in the solicitation where more accuracy is required (option 2 will be used in that case).

DBH Classes
Code
1.00 to 2.99
2.0
3.00 to 4.99
4.0
5.00 to 6.99
6.0
7.00 to 8.99
8.0
9.00 to 10.99
10.0
11.00 to 12.99
12.0
13.00 to 14.99
14.0
Etc.
Etc.

· Snag/Decay Class: The following table is from the CSE Field Guide and should be recorded with a rating from 1-5.

Code
Bark
Heartwood Decay
Sapwood

Decay

Limbs
Top

Breakage

Bole Form
Time

Since Death

1
Tight, intact
Minor
None to incipient
Mostly Present
May be present
Intact
1-5 years
2
50% loose or missing
None to advanced
None to incipient
Small limbs missing
May be present
Intact
>5 years
3
75% missing
Incipient to advanced
None to 25%
Few remain
Approx. 1/3
Mostly intact
>5 years
4
75% missing
Incipient to advanced
25%+
Few remain
Approx. 1/3 to ½
Losing form, soft
>5 years
5
75%+ missing
Advanced to crumbly
50%+ advanced
Absent
Approx. ½+
Form mostly lost
>5 years

· Regeneration Plot Only

· Plot size is 1/700 acre (4.45 ft radius). Follow the chart below to determine radius on areas with greater slope than flat:

% Slope
Fixed Radius by Slope
0-9
4.45
10-17
4.49
18-22
4.54
23-26
4.58
27-30
4.63
31-33
4.67
34-36
4.72
37-39
4.76
40-42
4.81
43-44
4.85
45-47
4.90
48-49
4.94
50-51
4.98
51+
Refer to Region 9 Appendix I

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