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- Title
Effect of Common Ornamental Plants on the Survivorship and Fecundity of the Aedes albopictus (Diptera: Culicidae).
- Authors
Tian, Jiaxin; Mao, Guofeng; Yu, Baoting; Fouad, Hatem; Wang, Chengpan; Ga'al, Hassan; Mo, Jianchu
- Abstract
Globally, Aedes albopictus Skuse (Diptera: Culicidae) has considerably expanded its habitat from rural areas to urban areas as a result of increased urbanization. In some urban areas, this expansion has resulted in this invasive species being elevated as an important vector of dengue virus. Ornamental plants are often a feature of the urban landscape that may provide harborage for mosquitoes. Because adult mosquitoes require carbohydrates for subsistence, landscape vegetation may provide natural sugar sources to meet those needs. The aim of our study was to determine whether feeding on different ornamental plants from urban areas affects the survivorship and fecundity of Ae. albopictus. Newly emerged mosquitoes were given access to 11 ornamental plant species (6 flowering, 5 nonflowering) as sugar sources under laboratory conditions. Generally, survivorship was greater significantly when mosquitoes fed upon the ornamentals compared with those that were offered only water, whereas survivorship was shortened when individuals fed only on sucrose (P < 0.05). Mosquitoes that fed on nonflowering plants laid fewer eggs compared with those exposed to flowering plants. No significant difference was observed in egg hatch from females feeding on any of the plant species. Our findings provide insight into the potential influence that urban ornamental plants may have on the ecology of adult Ae. albopictus. The results of this study provide new avenues for integrated mosquito management in urban landscaped areas by planting ornamental plant species that contribute to lower survivorship and fecundity of peridomestically produced mosquitoes.
- Subjects
ORNAMENTAL plants; DIPTERA; MOSQUITOES; DENGUE viruses; CARBOHYDRATES
- Publication
Florida Entomologist (Florida Entomological Society), 2019, Vol 102, Issue 1, p36
- ISSN
0015-4040
- Publication type
Article
- DOI
10.1653/024.102.0106