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FRI Project Data

Preliminary Findings from

Monitoring East Texas Non-Industrial Private Forests

August 30, 2001

Submitted by: Jason Grogan , Forest Measurements and Monitoring Team, Forest Resources Institute

PROJECT TITLE: Monitoring East Texas Non-Industrial Private Forests

PRINCIPAL INVESTIGATORS: Dr. James C. Kroll, Forest Resources Institute, Arthur Temple College of Forestry, Stephen F. Austin State University, Nacogdoches, TX; Mr. Jayson F. Tate; and Dr. A. Gordon Holley, Oklahoma State University, Sillwater, OK.

Link to the original PROPOSAL.

PRELIMINARY FINDINGS:

  • Table 1: Status of data collection for FRI's Monitoring East Texas Non-Industrial Private Forests research project (8/30/2001).

  • Table 2: Preliminary parcel size characteristics - Angelina, Nacogdoches & Shelby counties; Monitoring East Texas Non-Industrial Private Forests research project (8/30/2001).

  • Table 3: Mean diameter at breast height (DBH) and Tree Heights (Angelina, Nacogdoches & Shelby counties), preliminary data only; Monitoring East Texas Non-Industrial Private Forests research project (8/30/2001).

  • Table 4: Average site index (base age 25 years) for pine species, by county, preliminary data only; Monitoring East Texas Non-Industrial Private Forests research project (8/30/2001).
  • Table 5: Total premerchantable trees by tree class, preliminary data only; Monitoring East Texas Non-Industrial Private Forests research project (8/30/2001).

  • Figure 1: Land cover type classification (Angelina, Nacogdoches & Shelby counties), preliminary data only; Monitoring East Texas Non-Industrial Private Forests research project  (8/30/2001).

  • Figure 2: Top 10 Tree Species (Angelina, Nacogdoches & Shelby counties), preliminary data only; Monitoring East Texas Non-Industrial Private Forests research project  (8/29/2001).

    •  

     

    Table 1. Status of data collection for FRI's
    Monitoring East Texas Non-Industrial Private Forests research project (8/30/2001).

    County

    Acres Represented

    Sample Units Visited

    Total Plots Installed

    Trees Measured
    Angelina 7,570 14 37 699
             
    Nacogdoches 8,714 36 87 1,420
             
    San Augustine 0 0 0 0
             
    Shelby 3,674 19 47 725
             
    TOTALS 19,958 69 171 2,844

     

    Table 2. Preliminary parcel size characteristics - Angelina, Nacogdoches, & Shelby Counties, combined.
    Monitoring East Texas Non-Industrial Private Forests research project
    (8/30/2001).

                 Parcel Size             Acres             
      Maximum   3,202  
      Minimum   19  
      Average   289  

     

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    Table 3. Mean diameter at breast height (DBH) and Tree Heights (Angelina, Nacogdoches & Shelby counties), preliminary data only;
    Monitoring East Texas Non-Industrial Private Forests research project (8/30/2001)

    Species

          

    Mean DBH (Inches)

    Mean Height (Feet)

    pine

          

    8.9

    57.0

    commercial
    hardwood

          

    8.7

    52.4
    other
    hardwood
     
    6.6
    40.4


     

    Table 4: Average site index (base age 25 years) for pine species, preliminary data only; Monitoring East Texas Non-Industrial Private Forests research project (8/30/2001)
    County  
    Species
    Average
    Site Index
    Angelina
    loblolly pine
    64.9
    shortleaf pine

    34.3
           
    Nacogdoches
    loblolly pine

    58.1
    shortleaf pine
    42.3
    slash pine

    57.3
           
    Shelby
    loblolly pine
    63.9
    shortleaf pine

    33.4
           
    All Counties
    loblolly pine
    61.6
     
    shortleaf pine
    39.8
     
    slash pine

    57.3

     

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    Table 5. Total premerchantable trees by tree class, preliminary data only; Monitoring East Texas Non-Industrial Private Forests research project (8/30/2001.
    County
    Pine
    Hardwood
    Other
             
    Angelina
    1,350
    771
    115
             
    Nacogdoches
    1,344
    2,931
    243
             
    Shelby
    184
    1,949
    210
             
    All Counties
    2,878
    5,651
    568




    Figure 1. Land cover type classification (Angelina, Nacogdoches & Shelby counties), preliminary data only; Monitoring East Texas Non-Industrial Private Forests research project  (8/30/2001).

    Figure 2. Top 10 Tree Species (Angelina,Nacogdoches & Shelby counties), preliminary data only;
    Monitoring East Texas Non-Industrial Private Forests research project; (8/29/2001)    .

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