Budongo Sample Plot 1
Basic information
Sample name: Budongo Sample Plot 1

Reference: W. J. Eggeling. 1947. Observations on the ecology of the Budongo rain forest, Uganda. Journal of Ecology 34(1):20-87 [ER 5]
Geography
Country: Uganda



Coordinate: 1° 45' N, 31° 30' E
Coordinate basis: stated in text as range

Geography comments: "It has an average altitude of 1100 m."

Environment
Habitat: tropical/subtropical moist broadleaf forest

Substrate: ground surface

Disturbance: selective logging

MAT: 21.8

WMT: 22.6

CMT: 20.7

MAP: 1840.0

Dry months: 2

Habitat comments: JA: MAP range is estimated as 1780 to 1900 mm; MAT, CMT, and WMT are based on the "mean temperature of the air" figures for Masindi (which is close to the forest) that are given on p. 30

Methods
Life forms: trees

Sites: 1

Site length: 122

Site width: 30.5

Sampling methods: quadrat

Sample size: 473 individuals

Size min: 10

Sampling comments: see p. 68
The sample plots, 122 m. (400 ft.) square (= 1418 ha. = 3673 acres), were marked out by chain and compass. Each was divided into four strips 122 x 30.5 m. (400 x 100 ft.), and all trees over 10 cm. (4 in.) d.b.h. were measured (p. 39)

Metadata
Sample number: 22

Contributor: John Alroy

Enterer: John Alroy

Modifier no: John Alroy

Created: 2013-01-25 14:08:34

Modified: 2017-11-11 09:38:48

Abundance distribution
35 species
13 singletons
total count 473
geometric series index: 64.3
Fisher's α: 8.726
geometric series k: 0.8664
Hurlbert's PIE: 0.8848
Shannon's H: 2.6766
Good's u: 0.9725
Each square represents a species. Square sizes are proportional to counts.
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