Forest Health Monitoring (FHM) - Detection Monitoring Plot Data.
Entry ID:
MSU0004
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Summary
ABSTRACT:
Used by the FHM program to: (1) characterize forest conditions
(health) regionally and nationally; (2) characterize major
forest stresses, and, (3) quantify changes in forest conditions
throughout time and space.
Collection Organization: USDA Forest Service and participating
state forestry sites.
Collection ... Methodology: Trained field crews using portable data
recorders with real time editing capability. Collected in forest
situations by forest professionals. The sample location was an
acre in which 4 sub-plots of 1/24 acre.
Collection Frequency: Annually since 1990.
Update Characteristics: N/A
STATISTICAL INFORMATION:
76 fields/ record; 25,000 records/ year; 5 megabytes/ year.
LANGUAGE:
English
ACCESS/AVAILABILITY:
Data Center: USDA Forest Service
Dissemination Media: Magnetic disk
File Format: ASCII file
Access Instructions: Contact the data center.
Availability Status:
There are some legal restrictions to the FHM data set. The plot
data are often collected on private lands so the availability of
data identifying an individual location is protected under the
Privacy Act. There are 76 fields per record with 25,000 records
per year. The size of the data set is 5 megabytes per year. Data
are in vector format.
Geographic Coverage
Spatial coordinates
| N: 48.0 |
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S: 30.0 |
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E: -67.0 |
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W: -124.0 |
Temporal Coverage
Start Date:
1990-06-01
Stop Date:
1992-09-30
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Location Keywords
Science Keywords
ISO Topic Category
Project
Quality
Formal training session and certification. Check crews re-visit
subset of field plots. QA project plan documents all procedures
and results of various checks. Built-in edit checks by region
with no formal national scheme at present; but one being
developed.
Ancillary Keywords
Originating Center
Data Center
Personnel
ROBERT
D.
MANGOLD
Role:
TECHNICAL CONTACT
Phone:
919-549-4020
Fax:
919-549-4047
Contact Address:
USDA Forest Service
Forest Health Monitoring Program
Forest Sciences Laboratory
P.O. Box 12254
City:
Research Triangle Park
Province or State:
NC
Postal Code:
27709
Country:
USA
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Creation and Review Dates
Last DIF Revision Date:
2008-02-27
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Links
