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field_methods:twig_length_measurement [2009/09/10 17:11]
jasonkarl
field_methods:twig_length_measurement [2012/03/08 15:42] (current)
jgillan
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 +<​sup>​[[:​bug_reporting|Report a bug, broken link, or incorrect content]]</​sup>​[[http://​methods.landscapetoolbox.org|{{ field_methods:​methodsguide3.png?​220x120|}}]]
 ====== Browse Removal - Twig Length Measurement Method ====== ====== Browse Removal - Twig Length Measurement Method ======
- ​[[http://​www.rangelandmethods.org/​about/​get_involved|{{:​abstract_in_dev.gif|}}]]+ ​[[http://​www.landscapetoolbox.org/​about/​get_involved|{{:​abstract_in_dev.gif|}}]]\\ 
 +written by Karen Colson and Jason Karl 
 + 
 +===== Method Type ===== 
 +Utilization - Quantitative 
 + 
 +===== Other Names ===== 
 +None known
  
 ===== Description and Uses ===== ===== Description and Uses =====
Line 17: Line 25:
 ===== Manuals/​Instructions ===== ===== Manuals/​Instructions =====
  
-  *[[http://usda-ars.nmsu.edu/Monit_Assess/monitoring_main.php|Monitoring Manual for Grasslands, Shrublands, ​and Savanna Ecosystems ​(Herrick et al. 2005)]]. +  *[[http://www.blm.gov/nstc/library/​pdf/​utilstudies.pdf|Utilization Studies ​and Residual Measurement:​ Interagency Technical Reference ​(BLM 1999)]]. 
  
  
 ===== Technical and Application References ===== ===== Technical and Application References =====
  
-  * Jensen, Charles H. and George W. Scotter. 1977. A comparison of twiglength +  * Jensen, Charles H. and George W. Scotter. 1977. A comparison of twiglength and browsed-twig methods of determining browse utilization. J. Range Manage. 30:64-67. 
-and browsed-twig methods of determining browse utilization. J. Range +  * Ferguson, Robert B. and Michael A. Marsden. 1977. Estimating overwinter bitterbrush utilization from twig diameter-length-weight relations. J.  Range Manage. 30:​231-236. 
-Manage. 30:64-67. +  * Smith, Arthur D. and Philip J. Urness. 1962. Analyses of the Twig Length Method of determining utilization of browse. Utah State Dept. of Fish & Game. Publication No. 62-9. 35p. 
-  * Ferguson, Robert B. and Michael A. Marsden. 1977. Estimating overwinter +  * U.S. Department of Interior Bureau of Land Management. 1984. Rangeland Monitoring - Utilization Studies, TR4400-3.
-bitterbrush utilization from twig diameter-length-weight relations. J. Range +
-Manage. 30:​231-236. +
-  * Smith, Arthur D. and Philip J. Urness. 1962. Analyses of the Twig Length +
-Method of determining utilization of browse. Utah State Dept. of Fish & +
-Game. Publication No. 62-9. 35p. +
-  * U.S. Department of Interior Bureau of Land Management. 1984. Rangeland +
-Monitoring - Utilization Studies, TR4400-3.+
  
 ===== Similar Approaches ===== ===== Similar Approaches =====
 Other browse removal methods include: Other browse removal methods include:
-  * http://​abstracts.rangelandmethods.org/​doku.php/​field_methods:​cole_browse_method +  * [[Cole Browse Method]] 
-  * http://​abstracts.rangelandmethods.org/​doku.php/​field_methods:​extensive_browse_method+  * [[Extensive Browse Method]]
  
 Related utilization and residue measurement methods include: Related utilization and residue measurement methods include:
-  * http://​abstracts.rangelandmethods.org/​doku.php/​field_methods:​stubble_height +  * [[Stubble Height]] 
-  * http://​abstracts.rangelandmethods.org/​doku.php/​field_methods:​paired_plot_method+  * [[Paired Plot Method]]
   * [[comparative_yield_method]]   * [[comparative_yield_method]]
   * [[Utilization - Grazed Class Method]]   * [[Utilization - Grazed Class Method]]
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 ===== Additional Information ===== ===== Additional Information =====
  
-  * Printable data forms for the Tree Density method ​can be downloaded from the [[http://usda-ars.nmsu.edu/monit_assess/data_forms/line_point_intercept_dataform.pdf|Jornada Experimental Range Monitoring ​and Assessment Site]].+  * Printable data forms for the Twig Length Measurement Method ​can be found on pages 30-33 of the [[http://www.blm.gov/nstc/library/pdf/​utilstudies.pdf|Utilization Studies ​and Residual Measurement Methods Interagency Technical Reference]]. 
 + 
 +===== Web Search Results ===== 
 +<​html>​ 
 +<script src="​http://​www.google.com/​jsapi"></​script>​ 
 + 
 +    <script language="​Javascript"​ type="​text/​javascript">//<​![CDATA[ 
 +      google.load('​search',​ '​1.0'​);​ 
 +       
 +      function OnLoad() { 
 + 
 +        var searchString = '"​browse removal twig measurement"';​ 
 +        // create a tabbed mode search control 
 +        var searchControl = new google.search.SearchControl();​ 
 +        options = new google.search.SearcherOptions();​ 
 +        options.setExpandMode(google.search.SearchControl.EXPAND_MODE_OPEN);​ 
 +        options.setRoot(document.getElementById("​web_results"​));​ 
 +        searchControl.addSearcher(new google.search.WebSearch(),​ options); 
 + 
 +        var drawOptions = new google.search.DrawOptions();​ 
 + 
 +        options2 = new google.search.SearcherOptions();​ 
 +        options2.setExpandMode(google.search.SearchControl.EXPAND_MODE_OPEN);​ 
 +        searchControl.addSearcher(new google.search.BookSearch(),​ options2);​ 
 +        searchControl.draw(document.getElementById("​book_results"​),​ drawOptions);​ 
 + 
 +        // execute searches 
 +        searchControl.execute(searchString);​
  
-  * An Excel version of the Tree Density method data form that automatically calculates cover percentages can also be found at the [[http://​usda-ars.nmsu.edu/monit_assess/data_forms/​LPI_automated_calc_7Nov2006.xls|Jornada Experimental Range Monitoring and Assessment Site]].+      } 
 +      google.setOnLoadCallback(OnLoad,​ true); 
 +    ​//]]
 +    </​script>​
  
 +    <table border="​0">​
 +       <​tr><​td width="​50%">​ <div class="​search-control"​ id="​book_results">​Loading...</​div>​
 +           </​td>​
 +           <​td width="​50%">​ <div class="​search-control"​ id="​web_results">​Loading...</​div>​
 +           </​td>​
 +       </​tr>​
 +    </​table>​
 +</​html>​
  
 +===== Discussion/​Comments =====
 +<​sub>​**You must have an account and be logged in to post or reply to the discussion topics below. [[http://​wiki.landscapetoolbox.org/​doku.php/​Home?​do=login&​sectok=db3676cff5bcd873b609b4e582432d73|Click here]] to login or register for the site.**</​sub>​
 +~~DISCUSSION| ~~
  
field_methods/twig_length_measurement.1252624309.txt.gz · Last modified: 2012/02/22 13:28 (external edit)