58 research outputs found

    Biodeversitas Mangrove di Desa Bontolebang Kabupaten Kep. Selayar

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    Penelitian tentang Biodiversitas Mangrove Di Desa Bontolebang Kabupaten Kepulauan Selayar telah dilakukan ada bulan Juni 2015. Tujuan dari penelitian ini adalah untuk mengetahui tingkat keanekaragaman jenis mangrve yang terdapat di Desa Bontolebang Kabupaten Kepulauan Selayar. Pengamatan dilakukan pada 5 stasiun yang terdiri dari 5 ulangan. Pengambilan sampel mangrove dilakukan dengan plot menggunakan plot berukuran 10 x 10 m, dengan menggunanakn metode porposive sampling. Analisis indeks ekologi meliputi: keanekaragaman jenis, keseragaman, dan dominansi. 4 spesies yaitu Rhizophora apiculata, Rhizopora mucronata, Ceriops tegal, Bruguera Gymnorthia. Dan di domiansi oeh jenis Rhizhopora mucronata. Indeks keanekaragaman jenis pada indeks biologi tergolong rendah. Kata kunci : Biodiversitas mangrove, Perairan Bontoleban

    Stressor-induced alterations in serotonergic activity in an animal model of depression

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    Examined the effect of 2 neurogenic stressors (air puff and restraint) and a metabolic stressor (lipopolysaccharide; 100 ?g/kg) on accumbal serotonergic neurotransmission in the olfactory bulbectomized (OB) rat model of depression. Male Sprague-Dawley rats were used in 2 studies. Both puff and restraint stress caused greater increases in accumbal 5-hydroxyindoleacetic acid (5-HIAA) in OB vs sham-operated rats. In contrast, bulbectomy resulted in a blunted serotonergic response to a challenge with the metabolic stressor. In addition, OB rats displayed significantly basal levels of 5-HIAA than sham-operated Ss, a finding consistent with previous reports of the OB rat being a model of hyposerotonergic depression. The relevance of these findings to stressor-provoked depressive-like behaviors in the OB rat is discussed

    The design and fabrication of a free flowing water turbine for UiTM-PERHILITAN Research Center Taman Negara / Muhammad Zul Hilmi Asmad.

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    Universiti Teknologi MARA (UiTM) associated with PERHILITAN had established the UiTM-PERHILITAN Research Centre, located at Kuala Keniam, Taman Negara Pahang. The research centre located 25km upstream of Tembeling River, only accessible using boat. Although the loca-tion is strategic for geological, environment, and technical research and development, this research centre is located away from the National Power Grid. The generator set used to power-up the centre was not efficient, as it used 200 litres of gasoline for 2 hours operation. The gasoline price and its transportation might be costly and UiTM cannot bear the cost for generator's long run. Looking at this problem, the author had come up with a research thesis, supported by a full scale model of free flowing water turbine that can supply the centre with electricity up to 1kw of power. The design of the turbine can avoid environment damage such as land erosion, jungle flooding and loss of flora and fauna. No damp or weir is used in order to rotate the turbine. By finishing this thesis, the author hopes that the turbine can be further develop for commercial used in the future and a self-sustainable community can be achieved, without have to be dependent on the oil-based power generation

    Diversity Species and Dominance of Gastropods on Lantebung Mangrove Ecosystem, City of Makassar

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    The Lantebung mangrove ecosystem in Makassar City is one of the mangrove ecosystems in Makassar City, which has been used by the community as a mangrove tourism area. The purpose of this study was to determine the level of species diversity and the dominate of gastropod species in the Lantebung Mangrove ecosystem, Makassar City. This research is an exploratory descriptive research. Determination of stations is done by purposive sampling with 3 research stations. Where is every station. At each station a 20 meter long transact was made with 5 subplots measuring 1m x 1m. The results of this study indicated that the index of gastropod diversity in the Lantebung mangrove ecosystem, Makassar City is in the medium class with a value of 1.235. The Dominance Index found that the Dominance of Gastropod Species was in the low class with a value of 0.388.

    Flood-prone settlements and mosquito habitat risk: An integrated field survey and spatial mapping

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    Background: Flood-prone areas present significant public health challenges, particularly in urbanized regions where inadequate drainage systems and water stagnation create ideal breeding grounds for disease vectors such as mosquitoes. This study investigates the relationship between flood risks and mosquito habitat proliferation in Gowa, South Sulawesi, Indonesia. Methods: By combining a comprehensive field survey with Geographic Information System (GIS) spatial mapping, the study aimed to identify environmental and infrastructural factors contributing to mosquito breeding, particularly Aedes aegypti, the primary vector for dengue and Zika virus. Findings: The results revealed that areas with poorly managed drainage systems and stagnant water were high-risk zones for mosquito breeding, correlating with increased mosquito densities and higher disease transmission potential. The study also found that rapid urbanization, combined with insufficient waste management, further exacerbates the risk by providing numerous breeding sites for mosquitoes. The findings support global observations that similar challenges in other tropical regions, including Brazil and Indonesia, contribute to the spread of mosquito-borne diseases. Conclusion: This research highlights the critical role of environmental infrastructure in controlling vector-borne diseases and emphasizes the need for improved urban planning, integrated vector control strategies—including better drainage infrastructure, community education, and regular sanitation practices—to reduce mosquito breeding sites. Overall, it provides valuable insights for local authorities and public health organizations, offering a framework for targeted interventions in flood-prone areas. Novelty/Originality of this article: The novelty of this study lies in combining GIS spatial mapping with field surveys to directly link flood-prone urban infrastructure and environmental factors to mosquito habitat proliferation, providing a framework for targeted, location-specific public health interventions

    Pola Distribusi dan Keanekaragaman Jenis Pohon di Kebun Raya Lemor Kabupaten Lombok Timur, Nusa Tenggara Barat

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    Kebun Raya Lemor merupakan salah satu obyek wisata alam berupa hutan seluas 82,9 Ha. Kebun raya  lemor  ini  terletak  di  Kecamatan  Suela  Kabupaten  Lombok  Timur  Nusa  Tenggara  Barat. Penelitian ini bertujuan untuk mengetahui pola distribusi dan keanekaragaman jenis pohon di Kebun Raya Lemor.  Pengambilan sampel dilakukan secara acak dengan metode kuadrat yaitu membuat plot berukuran 10 m x 10m sebanyak 80 plot. Dari  hasil  pengamatan  diperoleh  ada  34  jenis  pohon.  Spesies  yang  jumlahnya  tertinggi  yang ditemukan  adalah Dao (Dracontomelon-duhu.BI) sebesar  83  individu,  sedangkan  terendah  adalah Mangga (Mangifera  indica L.) sebanyak  2  individu.  Keanekaragaman  jenis  pohon  rendah  dengan indeks sebesar 3,331116801 dengan Pola distribusi mengelompok

    Flood-prone settlements and mosquito habitat risk: An integrated field survey and spatial mapping

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    Background: Flood-prone areas present significant public health challenges, particularly in urbanized regions where inadequate drainage systems and water stagnation create ideal breeding grounds for disease vectors such as mosquitoes. This study investigates the relationship between flood risks and mosquito habitat proliferation in Gowa, South Sulawesi, Indonesia. Methods: By combining a comprehensive field survey with Geographic Information System (GIS) spatial mapping, the study aimed to identify environmental and infrastructural factors contributing to mosquito breeding, particularly Aedes aegypti, the primary vector for dengue and Zika virus. Findings: The results revealed that areas with poorly managed drainage systems and stagnant water were high-risk zones for mosquito breeding, correlating with increased mosquito densities and higher disease transmission potential. The study also found that rapid urbanization, combined with insufficient waste management, further exacerbates the risk by providing numerous breeding sites for mosquitoes. The findings support global observations that similar challenges in other tropical regions, including Brazil and Indonesia, contribute to the spread of mosquito-borne diseases. Conclusion: This research highlights the critical role of environmental infrastructure in controlling vector-borne diseases and emphasizes the need for improved urban planning, integrated vector control strategies—including better drainage infrastructure, community education, and regular sanitation practices—to reduce mosquito breeding sites. Overall, it provides valuable insights for local authorities and public health organizations, offering a framework for targeted interventions in flood-prone areas. Novelty/Originality of this article: The novelty of this study lies in combining GIS spatial mapping with field surveys to directly link flood-prone urban infrastructure and environmental factors to mosquito habitat proliferation, providing a framework for targeted, location-specific public health interventions

    The Vuk'uzenzele South African Multilingual Corpus

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    # The Vuk'uzenzele South African Multilingual Corpus [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.7598539.svg)](https://doi.org/10.5281/zenodo.7598539) ## About dataset The dataset contains editions from the South African government magazine Vuk'uzenzele. Data was scraped from PDFs that have been placed in the [data/raw](data/raw/) folder. The PDFS were obtained from the [Vuk'uzenzele website](https://www.vukuzenzele.gov.za/). The datasets contain government magazine editions in 11 languages, namely: | Language | Code | Language | Code | |------------|-------|------------|-------| | English | (eng) | Sepedi | (sep) | | Afrikaans | (afr) | Setswana | (tsn) | | isiNdebele | (nbl) | Siswati | (ssw) | | isiXhosa | (xho) | Tshivenda | (ven) | | isiZulu | (zul) | Xitstonga | (tso) | | Sesotho | (nso) | ### Number of Aligned Pairs with Cosine Similarity Score >= 0.65 | src_lang | trg_lang | num_aligned_pairs | |----------|----------|-------------------| | ven | zul | 186 | | ssw | xho | 1965 | | sep | xho | 279 | | nbl | zul | 227 | | nso | tsn | 1279 | | nso | tso | 1491 | | tsn | zul | 1346 | | afr | eng | 1369 | | eng | ssw | 1601 | | afr | ssw | 1496 | | nbl | ssw | 264 | | tso | zul | 1758 | | afr | zul | 1384 | | eng | zul | 1888 | | ssw | tsn | 1263 | | sep | tsn | 302 | | nso | xho | 1248 | | sep | tso | 324 | | ssw | tso | 1657 | | tsn | ven | 235 | | eng | nbl | 153 | | nso | sep | 349 | | afr | nbl | 359 | | nbl | ven | 657 | | eng | ven | 243 | | afr | ven | 281 | | tso | ven | 256 | | ven | xho | 215 | | eng | tsn | 1380 | | afr | tsn | 1076 | | nso | ssw | 1132 | | eng | tso | 2016 | | afr | tso | 1139 | | xho | zul | 1895 | | tsn | xho | 1209 | | sep | zul | 223 | | nbl | xho | 204 | | ssw | zul | 2161 | | afr | xho | 1363 | | eng | xho | 1354 | | tso | xho | 1485 | | sep | ssw | 219 | | nbl | tso | 215 | | tsn | tso | 1570 | | nso | zul | 1247 | | nbl | tsn | 140 | | eng | sep | 276 | | afr | sep | 394 | | ssw | ven | 217 | | sep | ven | 1140 | | afr | nso | 962 | | eng | nso | 1721 | | nbl | nso | 151 | | nbl | sep | 843 | | nso | ven | 262 | The dataset is present in several forms on the repo. Generally the dataset is split by edition, eg. `2020-01-ed1` The data directory is broken down as follows ``` ./data ├── external # Data external to this repo ├── interim # I am not really sure - looks like interim in regards to processed. ├── processed # The data from scraping the raw pdfs ├── raw # The raw pdfs of the Vuk'uzenzele magazine ├── sentence_align_output # The output (csv) of the sentence alignment with LASER language encoders └── simple_align_output # The output (csv) of a simple one to one sentence alignment ``` The dataset is split by edition in the [data/processed](data/processed/) folder. Authors ------- - Vukosi Marivate - [@vukosi](https://twitter.com/vukosi) - Andani Madodonga - Daniel Njini - Richard Lastrucci Citation -------- Vukosi Marivate, Andani Madodonga, Daniel Njini, Richard Lastrucci, Isheanesu Dzingirai . **The Vuk'uzenzele South African Multilingual Corpus**, 2023 > @dataset{marivate_vukosi_2023_7598540, author = {Marivate, Vukosi and Njini, Daniel and Madodonga, Andani and Lastrucci, Richard and Dzingirai, Isheanesu}, title = {The Vuk'uzenzele South African Multilingual Corpus}, month = feb, year = 2023, publisher = {Zenodo}, doi = {10.5281/zenodo.7598539}, url = {https://doi.org/10.5281/zenodo.7598539} } Licences ------- * License for Data - [CC 4.0 BY SA](LICENSE.data.md) * Licence for Code - [MIT License](LICENSE.md

    Can Sukuk Become a Primadonna in Indonesia? Judging From the Development of Sukuk in Several Countries

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    The purpose of this study was to find out how the history of sukuk and the development of sukuk growth in various countries. the development of sukuk can also be seen from the structure of the sukuk that is currently developing. The research method used by the author is the study of literature. The author collects scholarly journals and financial reports from various sources. This paper aims to find out how sukuk develop using the right sukuk structure so that sukuk can be an alternative in improving the country's economy. Research limitations/implications – The data analysis was restricted to two countries, but this could be extended. Alternative pricing benchmarks were suggested for sovereign sukuk but not for corporate sukuk. Ministries of Finance and Central Banks of Muslim countries should review their debt financing policies and explore the potential of sovereign sukuk. Little has been written previously on the use of musharakah partnership contracts for sukuk, and pricing issues have not hitherto been systematically investigated

    Criteria voor toepassing van bekledingen op waterkeringen: Hulpmiddel voor ontwikkeling van innovatieve dijkbekledingen

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    Traditioneel worden dijken bekleedt met steenzettingen, asfalt, gras of breuksteen. Echter, er worden steeds meer initiatieven voorgesteld waarbij innovatieve materialen worden toegepast als dijkbekleding. Deze initiatieven zul len in de toekomst leiden tot een efficienter of maatschappelijk beter geaccepteerde dijkbekleding. Tot nag toe is voor de ontwikkelaar van een innovatieve dijkbekleding en voor de dijkbe heerder nog geen goed kader waarbinnen de deze innovatieve dijkbekledingen beoordeeld kunnen worden. Dit leidt tot onduidelijkheid hetgeen de ontwikkelingen in de weg kan staan. Om innovaties met betrekking tot dijkbekledingen te stimuleren heeft de Waterdienst aan Deltares opdracht gegeven om een Technisch Rapport te ontwikkelen waarin aile relevante aspecten zijn beschreven met betrekking tot innovatieve dijkbekledingen. Met behulp van dit Technisch Rapport kunnen dijkbeheerders en ontwikkelaars van innovatieve dijkbekledingen inzicht verkrijgen in de eisen, wensen en aspecten die gepaard gaan met het antwerp en onderhoud van een dijkbekledingTAW/EN
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