1Program Studi Manajemen Sumberdaya Perairan, Indonesia
2Fakultas Perikanan dan Ilmu Kelautan, Universitas Diponegoro, Indonesia
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@article{MARJ14436, author = {Sena Widhitama and Pujiono Purnomo and Agung Suryanto}, title = {PRODUKSI DAN LAJU DEKOMPOSISI SERASAH MANGROVE BERDASARKAN TINGKAT KERAPATANNYA DI DELTA SUNGAI WULAN, DEMAK, JAWA TENGAH}, journal = {Management of Aquatic Resources Journal (MAQUARES)}, volume = {5}, number = {4}, year = {2016}, keywords = {}, abstract = { ABSTRAK Salah satu proses pada ekosistem mangrove yang memberikan kontribusi besar terhadap kesuburan perairan adalah proses dekomposisi atau penghancuran serasah mangrove. Penghancuran serasah merupakan bagian dari tahap proses dekomposisi, yang dapat menghasilkan nutrient penting dalam rantai makanan, melalui produktivitas perairan disekitarnya, sebagaimana yang terjadi di Delta Sungai Wulan. Tujuan penelitian ini adalah untuk mengetahui produksi serasah mangrove dan laju dekomposisinya berdasarkan tingkat kerapatan mangrove.Metode yang digunakan adalah metode survai hal ini dilakukan dalam tiga titik sampling, yang dikelompokkan pada tiga kategori kerapatan mangrove yaitu rendah, sedang dan tinggi.Penelitian ini dilaksanakan pada bulan januari sampai maret 2016. Hasil penelitian menemukan tiga spesies mangrove yaitu Rhizopora mocrunata, Rhizopora apiculata , dan Avicennia marina . Jumlah serasah yang diperoleh pada kerapatan mangrove rendah adalah 701.51 gram, mangrove kerapatan sedang berjumlah 837.94 gram dan mangrove kerapatan tinggi berjumlah 1276.85 gram. Laju dekomposisi dalam 30 hari pengamatan dengan laju tertinggi berada pada mangrove kerapatan tinggi dengan persentase 29 – 30 %, sedangkan kerapatan mangrove rendah dan kerapatan mangrove sedang dengan persentase 28%. Kata kunci : Delta Sungai Wulan;Produksi Serasah;Laju Dekomposisi ABSTRACT One of the processes at mangrove ecosystem which contributes greatly to the fertility waters is the process of decomposition or destruction of mangrove manure. Destruction of Manure is a part of the decomposition process, can produce an important nutrient in the food chain, by means of productivity of the surroundings waters, as happened in Delta Wulan. The purpose of this study was to find out the mangrove manure production and the rate of decomposition is based on the density of mangrove. The method used is a survey method to divide the three point sampling, which grouped in three categories mangrove density, low, medium and high. This research was conducted in January to March 2016. The result of research to found three species of mangrove that Rhizopora mocrunata, Rhizophora apiculata and Avicennia marina. The amount of manure that is obtained at a low density is 701.51 grams, medium density amounted to 837.94 grams and high density mangrove amounted to 1276.85 grams. The rate of decomposition in the 30 days of observation by the highest rates are in the high density mangrove with a percentage of 29% - 30%, meanwhile low density mangrove and mangrove medium density with a percentage of 28%. Keywords : Delta Wulan River;Manure production;Decomposition rate }, issn = {2721-6233}, pages = {311--319} doi = {10.14710/marj.v5i4.14436}, url = {https://ejournal3.undip.ac.id/index.php/maquares/article/view/14436} }
Refworks Citation Data :
ABSTRAK
Salah satu proses pada ekosistem mangrove yang memberikan kontribusi besar terhadap kesuburan perairan adalah proses dekomposisi atau penghancuran serasah mangrove. Penghancuran serasah merupakan bagian dari tahap proses dekomposisi, yang dapat menghasilkan nutrient penting dalam rantai makanan, melalui produktivitas perairan disekitarnya, sebagaimana yang terjadi di Delta Sungai Wulan. Tujuan penelitian ini adalah untuk mengetahui produksi serasah mangrove dan laju dekomposisinya berdasarkan tingkat kerapatan mangrove.Metode yang digunakan adalah metode survai hal ini dilakukan dalam tiga titik sampling, yang dikelompokkan pada tiga kategori kerapatan mangrove yaitu rendah, sedang dan tinggi.Penelitian ini dilaksanakan pada bulan januari sampai maret 2016. Hasil penelitian menemukan tiga spesies mangrove yaitu Rhizopora mocrunata, Rhizopora apiculata, dan Avicennia marina. Jumlah serasah yang diperoleh pada kerapatan mangrove rendah adalah 701.51 gram, mangrove kerapatan sedang berjumlah 837.94 gram dan mangrove kerapatan tinggi berjumlah 1276.85 gram. Laju dekomposisi dalam 30 hari pengamatan dengan laju tertinggi berada pada mangrove kerapatan tinggi dengan persentase 29 – 30 %, sedangkan kerapatan mangrove rendah dan kerapatan mangrove sedang dengan persentase 28%.
Kata kunci : Delta Sungai Wulan;Produksi Serasah;Laju Dekomposisi
ABSTRACT
One of the processes at mangrove ecosystem which contributes greatly to the fertility waters is the process of decomposition or destruction of mangrove manure. Destruction of Manure is a part of the decomposition process, can produce an important nutrient in the food chain, by means of productivity of the surroundings waters, as happened in Delta Wulan. The purpose of this study was to find out the mangrove manure production and the rate of decomposition is based on the density of mangrove. The method used is a survey method to divide the three point sampling, which grouped in three categories mangrove density, low, medium and high. This research was conducted in January to March 2016. The result of research to found three species of mangrove that Rhizopora mocrunata, Rhizophora apiculata and Avicennia marina. The amount of manure that is obtained at a low density is 701.51 grams, medium density amounted to 837.94 grams and high density mangrove amounted to 1276.85 grams. The rate of decomposition in the 30 days of observation by the highest rates are in the high density mangrove with a percentage of 29% - 30%, meanwhile low density mangrove and mangrove medium density with a percentage of 28%.
Keywords : Delta Wulan River;Manure production;Decomposition rate
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