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242 results for “conservation”
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Research ArticleOpen accessIn the keywordsCollection and Processing of Medicinal Raw Materials from Some Rare Plants in the Forest-Steppe Zone of Northern KazakhstanMarat Tynykulov, Svetlana Derbush, Marina Kuznetsova et al.Rare endemic plants of the forest-steppe zone of Northern Kazakhstan, including Adonis vernalis, Adonis wolgensis, Pulsatilla patens, and Pulsatilla multifida, represent valuable medicinal resources whose sustainable utilization requires optimized harvesting, processing, and conservation strategies. This study evaluated the effects of drying conditions, environmental factors, extraction techniques, and biotechnological approaches on the yield and quality of bioactive compounds from these species. … …OnLine Journal of Biological Sciences, Vol. 26, Issue 1 · 1 Apr 2026 · 1,595 accessesView PDFCite
Research ArticleOpen accessIn the keywordsBiodiversity and Spatial Distribution of Hornbills in Pondok Buluh Educational Forest, North Sumatra, IndonesiaBudi Utomo, Nabillah Saraswita, Cindy Siahaan et al.Hornbills are large birds, several species of which are protected under national and international conservation legislation and face significant extinction risk. This study was conducted in the Specific Purposes Pondok Buluh Forest Area, North Sumatra, Indonesia, with the aim of identifying hornbill species present, estimating their population density, and characterizing their habitat. Hornbill surveys were carried out using the point … …OnLine Journal of Biological Sciences, Vol. 26, Issue 1 · 28 Mar 2026 · 1,405 accessesView PDFCite
Research ArticleOpen accessIn the keywordsDeep Learning and Image Analytics for Forest Land Management: Classification, and Object DetectionDevam Dixit, Aditya Bhavsar, Shreyas Jani, Nilesh YadavRapid urbanization and industrialization have contributed to deforestation which has led to a severe degradation of the environment and biodiversity loss. Traditional field survey methods are not applicable in the monitoring of large forest areas due to the fact that such methods are manual, costly and time consuming as well as subject to human error. The current methods of remote … …Journal of Computer Science, Vol. 22, Issue 3 · 26 Mar 2026 · 1,590 accessesView PDFCite
Research ArticleOpen accessIn the keywordsAnalysis of the Cytogenetic Status, Genome Instability, and Adaptive Potential of the Kazakh Tobet DogOksana Cherednichenko, Anastassiya Pilyugina, Dinara Azizbekova et al.In recent years, interest in indigenous dog breeds has increased. The Tobet is a unique breed of Kazakh livestock guardian dogs adapted to nomadic pastoralism that developed over thousands of years across Central Asia and Turkestan. Currently, the Tobet breed faces critical endangerment. Its conservation and sustainable breeding require thorough analysis of hereditary characteristics, genome stability, and adaptive potential. In … …American Journal of Animal and Veterinary Sciences, Vol. 20, Issue 4 · 19 Feb 2026 · 1,891 accessesView PDFCite
Research ArticleOpen accessIn the keywordsThe Use of Management and Hormonal Oestrous Synchronisation on Indigenous Sheep Reared ExtensivelyAyanda Maqhashu, Jabulani Nkululeko Ngcobo, Hester Adri O'Neill et al.As the global population increases, demand for animal products will result in increased livestock-related greenhouse gas emissions that contribute to climate change. One of the strategies for reducing this impact would be the improvement of indigenous livestock reproductive efficiency that are hardy and well adapted to harsh environmental regions. The use of reproductive technologies increases efficiency of animals necessary for … …American Journal of Animal and Veterinary Sciences, Vol. 19, Issue 3 · 29 Aug 2024 · 4,778 accessesView PDFCite
Research ArticleOpen accessIn the keywordsTaxonomic Revision of the Genus Rhaponticum (Asteraceae) of KazakhstanSaule Alikhankyzy Mamyrova, Andrey Nikolayevich Kupriyanov, Anna Andreevna Ivashchenko, Serik Argynbekovich KubentayevAn overview of the genus Rhaponticum Vaill. is presented, as growing on the vast territoryof Kazakhstan. The study is based on field materials, literature and accuraterevision of herbarium materials. Data from more than 240 herbarium specimens storedin herbarium collections were analyzed: LE, AA, MW, TASH, KUZ, KG, NUR andMANG. The article provides illustrations and data on the general distribution,ecological occurrence, … …OnLine Journal of Biological Sciences, Vol. 24, Issue 4 · 22 Aug 2024 · 4,273 accessesView PDFCite
Research ArticleOpen accessIn the keywordsThe Study of the Dynamics of a Cebâşev ManipulatorRelly Victoria Virgil PetrescuThe paper presents a new method for determining the dynamic parameters of a Cebâşev conveyor mechanism, solvable in two steps. In the first step, the classic method of preserving the kinetic energy of the entire mechanism is used to determine the rotating mass of the Cebâşev mechanism denoted by J*, this being the dynamic rotating mass of the entire mechanism … …American Journal of Engineering and Applied Sciences, Vol. 15, Issue 4 · 28 Nov 2022 · 5,663 accessesView PDFCite
Research ArticleOpen accessIn the keywordsSocio-Economic Aspect of African Manatee (Trichechus Senegalensis) Hunting and Capturing in Parts of Ogun and Ondo State, Southwest NigeriaKabir O. Abass, Abiodun K. Seriki, Emmanuel O. Orebiyi et al.This research was carried out to understand the emerging practice of hunting, capturing and trading of African manatee (Trichechus senegalensis) by fishermen and hunters in Iwopin lagoon area of Ogun State and some parts of Ondo State, Southwest Nigeria. The African Manatee has been declared an endangered species under IUCN red list. This research was conducted over one year to … …American Journal of Agricultural and Biological Sciences, Vol. 15, Issue 1 · 18 Jun 2020 · 7,853 accessesView PDFCite
Research ArticleOpen accessIn the keywordsGenetic Diversity of Three Indigenous Cattle Breeds Reared in BeninMahugnon Santoze Adido, Mathew Gitau Gicheha, Mahougnon Camus Adoligbe, Kodzo AtchouLivestock production is an important component of the Benin economy contributing an upward of 25% of the agricultural Gross Domestic Products (GDP). Indigenoues cattle sector contributes more to the GDP compared to other livestock species. Despite the economic role played by the sector, there has been little or no efforts to genetically improve the indigenous cattle in the country. Recently, … …American Journal of Animal and Veterinary Sciences, Vol. 14, Issue 1 · 16 Mar 2019 · 8,596 accessesView PDFCite
Research ArticleOpen accessIn the keywordsThreats to Seagrass Ecology and Indicators of the Importance of Seagrass Ecological Services in the Coastal Waters of East Lombok, IndonesiaAbdul Syukur, Yusli Wardiatno, Ismudi Muchsin, Mohammad Mukhlis KamalSeagrass ecology contributes to the preservation of fish and other biota diversity and is also an important livelihood source for fishermen and local communities. The purpose of our research was (1) to determine the source of the threats toseagrass ecology and to the ecological services it provides for the sustainability of fish resources and (2) to determine the main indicators … …American Journal of Environmental Sciences, Vol. 13, Issue 3 · 22 May 2017 · 8,664 accessesView PDFCite