BibTex Citation Data :
@article{JMR38645, author = {Rahma Nimas Jayanti and Hadi Endrawati and Nur Taufiq-SPJ}, title = {Tingkat Herbivori Daun Mangrove Di Desa Bedono, Sayung, Demak, Jawa Tengah}, journal = {Journal of Marine Research}, volume = {14}, number = {2}, year = {2025}, keywords = {Avicennia marina; Bedono; Herbivory; Rhizophora mucronata}, abstract = { Bentuk aktivitas herbivori merupakan kegiatan memakan daun mangrove oleh fauna (herbivor) yang berada di dahan pohon secara langsung. Mengetahui aktivitas herbivori pada daun mangrove sangatlah penting karena merupakan indikator kesehatan dan kualitas pada ekosistem mangrove. Pemangsaan yang dilakukan oleh herbivor akan mempengaruhi perubahan keseimbangan karbohidrat yang dihasilkan dan melemahnya struktur fisik pada tumbuhan. Oleh karena itu, penting diketahui tingkat herbivori pada tumbuhan mangrove untuk melihat tingkat kesehatan ekosistem mangrove. Tujuan dari penelitian ini yaitu menganalisis tingkat herbivori daun mangrove Avicennia marina dan Rhizophora mucronata pada ekosistem mangrove di Desa Bedono, Kecamatan Sayung, Kabupaten Demak. Penelitian dilakukan pada bulan Januari 2023. Metode yang digunakan dalam penelitian ini adalah metode purposive sampling. Metode penentuan lokasi ini dilakukan berdasarkan pertimbangan kondisi mangrove yang ada di lapangan yaitu pada lokasi yang banyak terdapat kerusakan dan letaknya lebih mudah dijangkau. Sampel daun spesies Avicennia marina dan Rhizophora mucronata diambil berdasakan tiga kategori ketinggian berbeda, yaitu <1 m, 1-2 m, dan >2m, masing-masing sebanyak 10 pohon sebagai ulangan. Daun dipisahkan berdasarkan umur daun (muda dan tua) dan kondisi daun (rusak dan utuh). Total daun yang diambil sebanyak 10% dari setiap pohon. Hasil penelitian menunjukkan nilai rata-rata tingkat herbivori pada setiap kategori spesies, umur daun dan tinggi pohon yaitu pada spesies Avicennia marina 6.739% kisaran (0.038-46.202) hingga 32.180% kisaran (14.821-59.066) sedangkan pada spesies Rhizophora mucranata sebesar 5.40% kisaran (0,19-21.57) hingga 10,87% kisaran (0,53 - 43,46). Tingkat herbivori Avicennia marina lebih tinggi daripada Rhizophora mucronata. Rendahnya persentase tingkat herbivori mengidentifikasikan bahwa ekosistem mangrove di Bedono masih tergolong sehat. The form of herbivory activity is the activity of eating mangrove leaves by fauna (herbivores) that are directly on the tree branches. Knowing herbivorous activity in mangrove leaves is very important because it is an indicator of the health and quality of mangrove ecosystems. Predation by herbivores will affect changes in the balance of carbohydrates produced and the weakening of the physical structure of plants. Therefore, it is important to know the level of herbivory in mangrove plants to see the level of health of the mangrove ecosystem. The purpose of this study was to analyze the herbivory level of Avicennia marina and Rhizophora mucronata mangrove leaves in the mangrove ecosystem in Bedono Village, Sayung District, Demak Regency. The research was conducted in January 2023. The method used in this study was a purposive sampling method. This method of determining the location was based on consideration of the condition of the mangroves in the field, namely at locations where there was a lot of damage and where it was easier to reach. Leaf samples of Avicennia marina and Rhizophora mucronata species were taken based on three different height categories, namely <1 m, 1-2 m, and >2 m, with 10 trees each as replicates. Leaves are separated based on leaf age (young and old) and leaf condition (damaged and intact). The total leaves taken were 10% from each tree. The results showed that the average value of herbivory in each species category, leaf age and tree height was for Avicennia marina species 6.739% range (0.038-46.202) to 32.180% range (14.821-59.066) while for Rhizophora mucranata species it was 5.40% range (0.19-21.57) to 10.87% range (0.53 - 43.46). Avicennia marina herbivory level is higher than Rhizophora mucronata. The low percentage of herbivory indicates that the mangrove ecosystem in Bedono is still relatively healthy. }, issn = {2407-7690}, pages = {320--326} doi = {10.14710/jmr.v14i2.38645}, url = {https://ejournal3.undip.ac.id/index.php/jmr/article/view/38645} }
Refworks Citation Data :
Bentuk aktivitas herbivori merupakan kegiatan memakan daun mangrove oleh fauna (herbivor) yang berada di dahan pohon secara langsung. Mengetahui aktivitas herbivori pada daun mangrove sangatlah penting karena merupakan indikator kesehatan dan kualitas pada ekosistem mangrove. Pemangsaan yang dilakukan oleh herbivor akan mempengaruhi perubahan keseimbangan karbohidrat yang dihasilkan dan melemahnya struktur fisik pada tumbuhan. Oleh karena itu, penting diketahui tingkat herbivori pada tumbuhan mangrove untuk melihat tingkat kesehatan ekosistem mangrove. Tujuan dari penelitian ini yaitu menganalisis tingkat herbivori daun mangrove Avicennia marina dan Rhizophora mucronata pada ekosistem mangrove di Desa Bedono, Kecamatan Sayung, Kabupaten Demak. Penelitian dilakukan pada bulan Januari 2023. Metode yang digunakan dalam penelitian ini adalah metode purposive sampling. Metode penentuan lokasi ini dilakukan berdasarkan pertimbangan kondisi mangrove yang ada di lapangan yaitu pada lokasi yang banyak terdapat kerusakan dan letaknya lebih mudah dijangkau. Sampel daun spesies Avicennia marina dan Rhizophora mucronata diambil berdasakan tiga kategori ketinggian berbeda, yaitu <1 m, 1-2 m, dan >2m, masing-masing sebanyak 10 pohon sebagai ulangan. Daun dipisahkan berdasarkan umur daun (muda dan tua) dan kondisi daun (rusak dan utuh). Total daun yang diambil sebanyak 10% dari setiap pohon. Hasil penelitian menunjukkan nilai rata-rata tingkat herbivori pada setiap kategori spesies, umur daun dan tinggi pohon yaitu pada spesies Avicennia marina 6.739% kisaran (0.038-46.202) hingga 32.180% kisaran (14.821-59.066) sedangkan pada spesies Rhizophora mucranata sebesar 5.40% kisaran (0,19-21.57) hingga 10,87% kisaran (0,53 - 43,46). Tingkat herbivori Avicennia marina lebih tinggi daripada Rhizophora mucronata. Rendahnya persentase tingkat herbivori mengidentifikasikan bahwa ekosistem mangrove di Bedono masih tergolong sehat.
The form of herbivory activity is the activity of eating mangrove leaves by fauna (herbivores) that are directly on the tree branches. Knowing herbivorous activity in mangrove leaves is very important because it is an indicator of the health and quality of mangrove ecosystems. Predation by herbivores will affect changes in the balance of carbohydrates produced and the weakening of the physical structure of plants. Therefore, it is important to know the level of herbivory in mangrove plants to see the level of health of the mangrove ecosystem. The purpose of this study was to analyze the herbivory level of Avicennia marina and Rhizophora mucronata mangrove leaves in the mangrove ecosystem in Bedono Village, Sayung District, Demak Regency. The research was conducted in January 2023. The method used in this study was a purposive sampling method. This method of determining the location was based on consideration of the condition of the mangroves in the field, namely at locations where there was a lot of damage and where it was easier to reach. Leaf samples of Avicennia marina and Rhizophora mucronata species were taken based on three different height categories, namely <1 m, 1-2 m, and >2 m, with 10 trees each as replicates. Leaves are separated based on leaf age (young and old) and leaf condition (damaged and intact). The total leaves taken were 10% from each tree. The results showed that the average value of herbivory in each species category, leaf age and tree height was for Avicennia marina species 6.739% range (0.038-46.202) to 32.180% range (14.821-59.066) while for Rhizophora mucranata species it was 5.40% range (0.19-21.57) to 10.87% range (0.53 - 43.46). Avicennia marina herbivory level is higher than Rhizophora mucronata. The low percentage of herbivory indicates that the mangrove ecosystem in Bedono is still relatively healthy.
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