Zobrazeno 1 - 10
of 64
pro vyhledávání: '"S., Wijesundara"'
Autor:
N. Perera, C. S. Wijesundara
Publikováno v:
Ceylon Journal of Science, Vol 49, Iss 3, Pp 293-302 (2020)
Sunbirds (Passeriformes: Nectariniidae) are small passerines that feed largely on nectar. The aim of this work was to study the occurrence of sunbirds in different habitats, to observe and describe their activity frequencies, to observe the relations
Externí odkaz:
https://doaj.org/article/4c4d42f59b414f7b88796a0fbfe682f6
Publikováno v:
Ceylon Journal of Science, Vol 49, Iss 1, Pp 49-59 (2020)
Botanic gardens, forest reserves and other protected areas are established to conserve biodiversity. The present study was conducted to assess the butterfly diversity in a recently established botanic garden of Sri Lanka, the Seethawaka Wet Zone Bota
Externí odkaz:
https://doaj.org/article/ba9410717d2f4500803680c4de5d63fe
Publikováno v:
Journal of Tropical Forestry and Environment, Vol 11, Iss 01 (2021)
Strobilanthes Blume (Acanthaceae) is one of the largest genera in the flora of Sri Lanka and is most interesting for its diversified habits, gregarious occurrence, and elegant flowering. Approximately 450 Strobilanthes species are widely distributed
Externí odkaz:
https://doaj.org/article/077e07f057a34181979800047a1f8435
Autor:
Chaminda S. Wijesundara, Deepal Warakagoda, Udaya Sirivardana, Dilan Chathuranga, Tharangi Hettiarachchi, Nuwanthika Perera, Packiyanathan Rajkumar, Saumya Wanniarachchi, Gayani Weerakoon
Publikováno v:
Ceylon Journal of Science, Vol 46, Iss 5, Pp 143-155 (2017)
The aim of the present study is to evaluate the waterbird diversity, distribution, and conservation status in the northern avifaunal region of Sri Lanka, which includes two of the four richest waterbird regions in Sri Lanka, namely Jaffna and Mannar.
Externí odkaz:
https://doaj.org/article/c70777c2663d4393a54db947708e8cb3
Publikováno v:
Ceylon Journal of Science, Vol 46, Iss 3, Pp 21-30 (2017)
The concept of endemism is useful in evaluating the biological significance and uniqueness of an area. It is a meaningful alternative to simple species richness and can be used as a relevant measure in assessing conservational significance. Dunumadal
Externí odkaz:
https://doaj.org/article/7721c674de7e4b489911549407bcbc0a
Publikováno v:
Ceylon Journal of Science, Vol 45, Iss 3, Pp 47-54 (2016)
Bird vocalizations could be used to analyze various ecological aspects and hypotheses as the environment affects the evolution of acoustic signals. Oriental Magpie Robin (Copsychus saularis ceylonensis) is one such ideal candidate for ecological stud
Externí odkaz:
https://doaj.org/article/d46a5868c63d4ed5809bf4992ae74e6f
Publikováno v:
JOURNAL OF TROPICAL FOREST SCIENCE. 34:48-62
Some native plants expand their populations rapidly in their home ranges, altering their structure and composition. Bambusa bambos, a native bamboo species, shows a rapid population expansion in tropical moist evergreen forests in the intermediate cl
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Publikováno v:
Open Journal of Business and Management. :2623-2632
This study examines how job resources (i.e., job autonomy, supervisor support, and reward and recognition) and personal resources (i.e., self-efficacy and optimism) affect employee engagement with special reference to managerial employees apparel man
Publikováno v:
International Journal of Sustainable Development & World Ecology. 27:240-249
Bambusa bambos (L.) Voss. expands rapidly in native forests in the dry and intermediate climatic zones in Sri Lanka, raising concerns among environmentalists in recent years. No studies have been u...