Data Package Metadata   View Summary

Termite Casing Data from Small Mammal Exclosure Study on the Jornada Basin, 1995-2005

General Information
Data Package:
Local Identifier:knb-lter-jrn.210086008.74
Title:Termite Casing Data from Small Mammal Exclosure Study on the Jornada Basin, 1995-2005
Alternate Identifier:DOI PLACE HOLDER
Abstract:

Termites are important detritivores in Chihuahuan Desert ecosystems and appear to have key roles in plant litter decomposition and nutrient cycling and in altering soil structure and hydrologic processes. These data were collected in conjunction with a study using exclosures to test the effects of rodents on vegetation and abiotic factors, established at each of the Sevilleta, Jornada and Mapimi research locations. At the Jornada, the effects of cattle were also measured using an additional exclosure. Three replicate experimental blocks of plots are randomly located at each study site to measure vegetation responses to the exclusion of rodents, and lagomorphs, and cattle. Due to their role in processing of plant matter, data on grasshoppers and termites was also collected at the Jornada. Each study site is 1 km by 0.5 km in area. A grid of 36 sampling points are positioned at 5.8-meter intervals on a systematically located 6 by 6 point grid within each plot. A permanent one-meter by one-meter vegetation measurement quadrat is located at each of the 36 points. A tape measure was used to measure the length, diameter, and height, for each occurrence of a termite casing in units of one centimeter. This study is complete.

Short Name:JornadaStudy_086_smes_termite_casing_quad_data
Publication Date:2011-12-03
Language:English

Time Period
Begin:
1995-04-10
End:
2005-10-26

People and Organizations
Contact:manager, data (data manager, datamanager.jrn.lter@gmail.com) 
Contact:Schooley, Robert (University of Illinois) 
Creator:Schooley, Robert 
Creator:Lightfoot, David 

Data Entities
Data Table Name:
data_JornadaStudy_086_smes_termite_casing
Description:
Data file information for the following Jornada data set: SMES termite casing data
Detailed Metadata

Data Entities


Data Table

Data:https://pasta-s.lternet.edu/package/data/eml/knb-lter-jrn/210086008/74/662d37dca8a55b7943eadc0eb5f9f815
Name:data_JornadaStudy_086_smes_termite_casing
Description:Data file information for the following Jornada data set: SMES termite casing data
Number of Columns:21

Time Period
Begin:
1995-04-10
End:
2005-10-26

Table Structure
Object Name:JornadaStudy_086_smes_termite_casing_quad_data.csv
Size:6034607
Text Format:
Number of Header Lines:35
Number of Foot Lines:0
Record Delimiter:\r\n
Orientation:column
Simple Delimited:
Field Delimiter:,
Quote Character:"

Table Column Descriptions
 variable_jornada_smes_termite_casing_datevariable_jornada_smes_termite_casing_sitevariable_jornada_smes_termite_casing_blockvariable_jornada_smes_termite_casing_plotvariable_jornada_smes_termite_casing_treatmentvariable_jornada_smes_termite_casing_quadvariable_jornada_smes_termite_casing_lengthvariable_jornada_smes_termite_casing_widthvariable_jornada_smes_termite_casing_heightvariable_jornada_smes_termite_casing_areavariable_jornada_smes_termite_casing_idvariable_jornada_smes_termite_casing_comment_codevariable_jornada_smes_termite_casing_yearvariable_jornada_smes_termite_casing_seasonvariable_jornada_smes_termite_casing_typevariable_jornada_keyfieldvariable_jornada_datasetidvariable_jornada_point_xvariable_jornada_point_yvariable_jornada_table_idvariable_jornada_layer_id
Column Name:date  
site  
block  
plot  
treatment  
quad  
length  
width  
height  
area  
id  
Comment code  
year  
season  
type  
Keyfield  
Dataset ID  
Point X  
Point Y  
table_id  
layer_id  
Definition:Date data was collected (month/day/yearSite codeBlock numberPlot numberTreatment typeQuad numberLength of termite casing (cm)Width of termite casing (cm)Height of termite casing (cm)Area of termite casing (length x width x height)Book -or- Tape Number B01 = Book number one SMXVQF95.JA1 - Code on tapecomment codeYear of collectionSeasonData typespatial primary key field (specific to Jornada Integrated Information Management System [JIIMS])old dataset identifier (specific to JIIMS)x spatial coordinate [NEED COORDINATE SYSTEM, DATUM, PROJECTION SYSTEM, ...] (specific to JIIMS)y spatial coordinate [NEED COORDINATE SYSTEM, DATUM, PROJECTION SYSTEM, ...] (specific to JIMS)Table identifier (used by JIIMS)GIS layer identifier (used by JIIMS)
Storage Type:date  
string  
    string  
          string  
string  
date  
string  
string  
string  
string  
string  
string  
string  
string  
Measurement Type:dateTimenominalratiorationominalratioratioratioratiorationominalnominaldateTimenominalnominalnominalnominalnominalnominalnominalnominal
Measurement Values Domain:
Formatmm/dd/yyyy
Precision
Allowed Values and Definitions
Enumerated Domain 
Code Definition
CodeC
DefinitionCreosotebush
Source
Code Definition
CodeG
DefinitionGrassland
Source
UnitN/A
Precision1
Typereal
Min
Max
UnitN/A
Precision1
Typereal
Min
Max
Allowed Values and Definitions
Enumerated Domain 
Code Definition
CodeC
DefinitionControl
Source
Code Definition
CodeR
DefinitionRodent Exclosure
Source
Code Definition
CodeL
DefinitionLagomorph Exclosure
Source
Code Definition
CodeB
DefinitionBovine Exclosure
Source
UnitN/A
Precision1
Typereal
Min
Max36 
Unitcm
Precision1
Typereal
Unitcm
Precision1
Typereal
Unitcm
Precision1
Typereal
Unitcm3
Precision1
Typereal
DefinitionBook -or- Tape Number B01 = Book number one SMXVQF95.JA1 - Code on tape
Allowed Values and Definitions
Enumerated Domain 
Code Definition
Code0
Definitionno comment
Source
Code Definition
Code1
Definitionsee data history log
Source
Formatyyyy
Precision
Allowed Values and Definitions
Enumerated Domain 
Code Definition
CodeS
Definitionspring
Source
Code Definition
CodeF
Definitionfall
Source
Allowed Values and Definitions
Enumerated Domain 
Code Definition
CodeTC
Definitiontermite casing
Source
Definitionspatial primary key field (specific to Jornada Integrated Information Management System [JIIMS])
Definitionold dataset identifier (specific to JIIMS)
Definitionx spatial coordinate [NEED COORDINATE SYSTEM, DATUM, PROJECTION SYSTEM, ...] (specific to JIIMS)
Definitiony spatial coordinate [NEED COORDINATE SYSTEM, DATUM, PROJECTION SYSTEM, ...] (specific to JIMS)
DefinitionTable identifier (used by JIIMS)
DefinitionGIS layer identifier (used by JIIMS)
Missing Value Code:                                          
Accuracy Report:                                          
Accuracy Assessment:                                          
Coverage:                                          
Methods:                                          

Data Package Usage Rights

Data Policies

This data package is released to the “public domain” under Creative Commons CC0 1.0 “No Rights Reserved” (see: https://creativecommons.org/publicdomain/zero/1.0/). It is considered professional etiquette to provide attribution of the original work if this data package is shared in whole or by individual components. A generic citation is provided for this data package on the website https://portal.edirepository.org (herein “website”) in the summary metadata page. Communication (and collaboration) with the creators of this data package is recommended to prevent duplicate research or publication. This data package (and its components) is made available “as is” and with no warranty of accuracy or fitness for use. The creators of this data package and the website shall not be liable for any damages resulting from misinterpretation or misuse of the data package or its components. Periodic updates of this data package may be available from the website. Thank you.

Keywords

By Thesaurus:
LTER Core AreaDisturbance, Populations
Jornada KeywordsSMES
JRN Dataset Keywordscore, Plant-Animal Interactions
keywordscasing, foraging activity, gallery carton, termites, complete

Methods and Protocols

These methods, instrumentation and/or protocols apply to all data in this dataset:

Methods and protocols used in the collection of this data package
Description:

Field micro-cassette tape recorders

Description:

Detailed procedure: Look for termite mud casing on plant litter and dead standing plant material on the quadrat. There will usually be a number of separate occurrences of casing. Measure each one as a separate observation. Use your tape measure and measure the length, diameter, and height, for each occurrence of casing in units of one centimeter. The minimum measurement for each dimension is one centimeter. Most casing will be flat on the surface, covering leaf litter, stems, rabbit feces, etc. In some situations, the casing will cover something vertical such as standing dead plant stems. For the height measurement, measure the vertical height of the mud casing perpendicular to the length and width, not from the ground surface. In situations where there are many vertical mud case covered stems, for example a dead clump of grass, just measure the height, length, and width of the entire clump, not each stem. If there are lots of individual occurrences of mud casing on a single quadrat (say about 10 or more) then simply record a pooled visual estimate of all of the mud casing with one set of three dimension measures (e.g., length 20, diameter 20, height 5). Record a comment that you have made a pooled visual estimate. Old termite mud casing is difficult to detect and looks like regular soil. If you are uncertain whether or not mud was produced by termites, do not measure or record it.

Quality Control
Quality Control Step 1: 
Description:

SAS programs was used to analyze data

People and Organizations

Creators:
Individual: Robert Schooley
Individual: David Lightfoot
Contacts:
Individual: data manager
Organization:data manager, datamanager.jrn.lter@gmail.com
Individual: Robert Schooley
Organization:University of Illinois
Id:https://orcid.org/0000-0001-5951-2340

Temporal, Geographic and Taxonomic Coverage

Temporal, Geographic and/or Taxonomic information that applies to all data in this dataset:

Time Period
Begin:
1995-04-10
End:
2005-10-26
Geographic Region:
Description:Our study site is located in the northern Chihuahuan Desert, approximately 25 km northeast of Las Cruces, New Mexico, USA (+32.6 N, -106.7 W, elevation 1315 m). Annual precipitation is 24 cm and maximum temperatures average 13 C in January and 36 C in June. Our study site includes the 78,000 ha Jornada Experimental Range operated by the USDA Agricultural Research Service (http://jornada.nmsu.edu/), and the 22,000 ha Chihuahuan Desert Rangeland Research Center (CDRRC, http://chihuahuansc.nmsu.edu/) operated by New Mexico State University (http://www.nmsu.edu/).
Bounding Coordinates:
Northern:  32.7494871013Southern:  32.4731725883
Western:  -106.87288312Eastern:  -106.692716261
Altitude (meter):1315

Temporal, Geographic and/or Taxonomic information that applies to Data Table: data_JornadaStudy_086_smes_termite_casing


Time Period
Begin:
1995-04-10
End:
2005-10-26

Project

Maintenance

Maintenance:
Description:

Twice each year through 1995: April and October Once every 5 years after 1995: October. This study was completed in 2005.

Frequency:

Additional Info

Additional Information:
 

A creosotebush shrub study site and a black grama grassland study site have been established at each of the Sevilleta, Jornada and Mapimi research locations. Each study site is 1 km by 0.5 km in area. Three rodent trapping webs and four replicate experimental blocks of plots are randomly located at each study site to measure vegetation responses to the exclusion of small mammals. The blocks of study plots are all oriented on a site in a X/Y coordinate system, with the access road to each site forming the X axis. The compass orientation at the Jornada grassland site is to the north, and Jornada creosotebush site is oriented to the south. Treatments within each block include one unfenced control plot (Treatment: C; control), one plot fenced with hardware cloth and poultry wire to exclude rodents and rabbits (Treatment: R; rodent), and one plot fenced only with poultry wire to exclude rabbits (Treatment: L; lagomorph), and one plot fenced with barbed wire to exclude cattle (Treatment B; bovine). Note that there are cattle exclosure plots only at the Jornada grassland site where cattle are present, for a total of 4 measurement plots at each of the grassland site blocks. There are only 3 measurement plots at each of the creosotebush site blocks. The treatments were randomly assigned to each of the four possible plots in each block independently, and their arrangements differ from block to block. Each of the plots in a replicate block are separated by 20 meters. Each experimental measurement plot measures 36 meters by 36 meters (see Figure 4). A grid of 36 sampling points are positioned at 5.8-meter intervals on a systematically located 6 by 6 point grid within each plot.

Other Metadata

Additional Metadata

additionalMetadata
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