Distribusi Hutan Bakau di Laguna Pantai Selatan Yogyakarta

The presence of mangrove remnant at the lagoon of Bogowonto River in the southern coast of Yogyakarta indicated that in the past this lagoon was dominated by mangroves. Therefore, this study focused on the presence of mangrove vegetation in the lagoon and river mouth of the southern coast of Yogyaka...

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Main Author: Djohan, Tjut Sugandawaty
Format: Article
Language:English
Published: Pusat Studi Lingkungan Hidup Universitas Gadjah Mada 2007
Subjects:
Online Access:https://repository.ugm.ac.id/32669/1/09_2007_Jurnal_Manusia_dan_Lingk_Vol_14_Maret_2007.pdf
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author Djohan, Tjut Sugandawaty
author_facet Djohan, Tjut Sugandawaty
author_sort Djohan, Tjut Sugandawaty
collection UGM
description The presence of mangrove remnant at the lagoon of Bogowonto River in the southern coast of Yogyakarta indicated that in the past this lagoon was dominated by mangroves. Therefore, this study focused on the presence of mangrove vegetation in the lagoon and river mouth of the southern coast of Yogyakarta. There are four lagoons in the southern coast of Yogyakarta, Bogowonto, Serang, Progo, and Opak, and river mouth, Kali Baron. During the dry season, these lagoons were inundated by freshwater and became stagnant waters, and during the wet season they experienced of intertidal conditions. Vegetation data were collected using quadrate plots of 10x20m, which were placed at the center of distribution in selected areas of the lagoon and the mouth of the river. Water levels, soil textures, soil nutrients, water nutrients, and water salinity were also measured. The presence of mangrove in the lagoons and river mouth was dictated by soil texture. Subtrate of sand, 60-99% dominated the lagoons of Serang, Progo, and the river mouth of Kali Baron. The mangrove community only occured at the Bogowonto lagoon. This mangrove vegetation was composed into five mangrove species, Sonneratia alba, Nypa fruticans, Acanthus ilicifolius, Acrosticum sp., and Derris heterophylla, and two transition species. Pandanus ap. and Cynodon dactylon. The distribution pattern was clump, had riverine type, and had no zonation. Sonneratia was occured from the mouth of the river to the back swamp. Nypa clump dominated at the foot of the sand dune. The salinity during low tide was around 0 to 6,5 ‰. The distribution of Sonneratia was not depended on the water level, but the height of pneumatophors followed the pattern of the inundation water. The mangrove species was adapted to system ecology of the Bogowonto lagoon. Keywords: mangrove, Sonneratia, lagoon, intertidal, inundation.
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spelling oai:generic.eprints.org:326692016-02-18T04:38:31Z https://repository.ugm.ac.id/32669/ Distribusi Hutan Bakau di Laguna Pantai Selatan Yogyakarta Djohan, Tjut Sugandawaty Landscape Ecology Conservation and Biodiversity The presence of mangrove remnant at the lagoon of Bogowonto River in the southern coast of Yogyakarta indicated that in the past this lagoon was dominated by mangroves. Therefore, this study focused on the presence of mangrove vegetation in the lagoon and river mouth of the southern coast of Yogyakarta. There are four lagoons in the southern coast of Yogyakarta, Bogowonto, Serang, Progo, and Opak, and river mouth, Kali Baron. During the dry season, these lagoons were inundated by freshwater and became stagnant waters, and during the wet season they experienced of intertidal conditions. Vegetation data were collected using quadrate plots of 10x20m, which were placed at the center of distribution in selected areas of the lagoon and the mouth of the river. Water levels, soil textures, soil nutrients, water nutrients, and water salinity were also measured. The presence of mangrove in the lagoons and river mouth was dictated by soil texture. Subtrate of sand, 60-99% dominated the lagoons of Serang, Progo, and the river mouth of Kali Baron. The mangrove community only occured at the Bogowonto lagoon. This mangrove vegetation was composed into five mangrove species, Sonneratia alba, Nypa fruticans, Acanthus ilicifolius, Acrosticum sp., and Derris heterophylla, and two transition species. Pandanus ap. and Cynodon dactylon. The distribution pattern was clump, had riverine type, and had no zonation. Sonneratia was occured from the mouth of the river to the back swamp. Nypa clump dominated at the foot of the sand dune. The salinity during low tide was around 0 to 6,5 ‰. The distribution of Sonneratia was not depended on the water level, but the height of pneumatophors followed the pattern of the inundation water. The mangrove species was adapted to system ecology of the Bogowonto lagoon. Keywords: mangrove, Sonneratia, lagoon, intertidal, inundation. Pusat Studi Lingkungan Hidup Universitas Gadjah Mada 2007-03 Article PeerReviewed application/pdf en https://repository.ugm.ac.id/32669/1/09_2007_Jurnal_Manusia_dan_Lingk_Vol_14_Maret_2007.pdf Djohan, Tjut Sugandawaty (2007) Distribusi Hutan Bakau di Laguna Pantai Selatan Yogyakarta. Jurnal Manusia dan Lingkungan Pusat Studi Lingkungan Hidup Universitas Gadjah Mada, 14 (1). pp. 15-25. ISSN 0854-5510
spellingShingle Landscape Ecology
Conservation and Biodiversity
Djohan, Tjut Sugandawaty
Distribusi Hutan Bakau di Laguna Pantai Selatan Yogyakarta
title Distribusi Hutan Bakau di Laguna Pantai Selatan Yogyakarta
title_full Distribusi Hutan Bakau di Laguna Pantai Selatan Yogyakarta
title_fullStr Distribusi Hutan Bakau di Laguna Pantai Selatan Yogyakarta
title_full_unstemmed Distribusi Hutan Bakau di Laguna Pantai Selatan Yogyakarta
title_short Distribusi Hutan Bakau di Laguna Pantai Selatan Yogyakarta
title_sort distribusi hutan bakau di laguna pantai selatan yogyakarta
topic Landscape Ecology
Conservation and Biodiversity
url https://repository.ugm.ac.id/32669/1/09_2007_Jurnal_Manusia_dan_Lingk_Vol_14_Maret_2007.pdf
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