Northeastern Coastal Plain of Coahuila (Carya illinoinensis forest)
Basic information
Sample name: Northeastern Coastal Plain of Coahuila (Carya illinoinensis forest)
Reference: J. A. Encina-Domínguez, E. M. Rocha, J. A. Meave, and A. Zârate-Lupercio. 2011. Community structure and oristic composition of Quercus fusiformis and Carya illinoinensis forests of the Northeastern Coastal Plain, Coahuila, Mexico. Revista Mexicana de Biodiversidad 82:607-622 [ER 2085]
Geography
Country: Mexico
State: Coahuila
Coordinate: 29° 4' N, 100° 41' W
Coordinate basis: based on nearby landmark
Geography comments: "on the banks of the San Diego, San Rodrigo and Arroyo de las Vacas rivers, at elevations ranging from 250 to 300 m"
the 11 sites are centered around Jiménez (basis of coordinate)
the 11 sites are centered around Jiménez (basis of coordinate)
Environment
Habitat: tropical/subtropical dry broadleaf forest
Substrate: ground surface
MAT: 22.0
MAP: 425.0
Habitat comments: MAT > 22º C and MAP 350 to 500 mm
Methods
Life forms: trees
Sites: 11
Site area: 1.1
Sampling methods: quadrat
Sample size: 333 individuals
Size min: 5
Basal area: 21.27
Sampling comments: "At each site we established a circular plot with an area of 1000 m2"
there appear to be arithmetic errors in the density (ind/ha) figures in table 2, but at least the total of 302.67 appears to be correct; I have simply multiplied the figures by 1.1 and rounded
there appear to be arithmetic errors in the density (ind/ha) figures in table 2, but at least the total of 302.67 appears to be correct; I have simply multiplied the figures by 1.1 and rounded
Metadata
Sample number: 2029
Contributor: John Alroy
Enterer: John Alroy
Created: 2016-06-07 11:45:18
Modified: 2016-06-07 01:45:18
Abundance distribution
10 species
0 singletons
total count 333
geometric series index: 12.6
Fisher's α: 1.942
geometric series k: 0.5838
Hurlbert's PIE: 0.4075
Shannon's H: 1.0124
Good's u: 1.0000
Each square represents a species. Square sizes are proportional to counts.
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