Title

Population variation of Rhodnius prolixus (Reduviidae: Triatominae) in Attalea butyracea (arecaceae) in the Colombian Orinoquia region

DOI

https://doi.org/10.25100/socolen.v44i2.7315

Document Type

Article

Publication Date

7-1-2018

Publication Title

Revista Colombiana de Entomologia

Abstract

The objective of this study was to determine the population density of Rhodnius prolixus and its developmental stages in natural forests of Attalea butyracea during a hydrological period in flooded savanna ecosystems of the Colombian Orinoquia region. One hundred twenty (120) palms were sampled over a period of one year using live bait traps for Triatomine bugs. Sampling showed that R. prolixus presents a high population density throughout the year, which increases during periods of low rainfall and decreases during the months of greatest precipitation. It was also found that all developmental stages of R. prolixus are presented throughout the year, although there are differences in their representation; showing decreases in density as developmental stages advance. Additionally, infestation, colonization and clustering were observed. The above suggests that the species presents population stability in A. butyracea forests without regard to climatic period, as well as reproductive success; thus individuals have the capacity to disperse and colonize other microhabitats at any time, regardless of climatic condition.

Volume

44

Issue

2

First Page

211

Last Page

216

ISSN

01200488

Identifier

SCOPUS_ID:85073780645

Documento original

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