Program Studi Oseanografi, Fakultas Teknik dan Ilmu Kelautan, Universitas Hang Tuah, Indonesia
BibTex Citation Data :
@article{JKT2460, author = {Nor Sa'adah and Sekar Widyaningsih}, title = {Pengaruh Pemberian CO2 terhadap pH Air pada Pertumbuhan Caulerpa racemosa var. uvifera}, journal = {Jurnal Kelautan Tropis}, volume = {21}, number = {1}, year = {2018}, keywords = {Growth; CO2; pH; Caulerpa racemosa; Pertumbuhan}, abstract = { Although in the growing season, seaweed type Caulerpa racemosa var. uvifera sometimes has not be found in the field due to environmental factors. So seaweed mariculture is urgently needed. This research was aimed to study the impact of providing CO2 with different duration in the water media on the growth of C. racemosa var. uvifera. This research was used 5 treatments with 3 repetitions, namely: A (without CO2 as a control), B (providing CO2 for 6 hours per day), C (giving CO2 for 12 minutes per day), D (CO2 delivery, 18 minutes per day) and E (providing CO2 for 24 minutes per day). The observed data in the form of wet weight and water quality that were used as maintenance medium. The results showed that providing CO2 with different duration significantly affected (P <0.01) among treatments. The highest specific growth rate of C. racemosa var.uvifera was in the B (5.270 +0.022)% per day and the lowest in E (1.908 +0.069)% per day. The CO2 contents in treatment B ranged from 95.88 to 108.11 with a pH ranging from 7.0 to 8.4 and CO2 contents in treatment E was 382.87-412.08 with a pH ranging from 6.0 to 8.0. Rumput laut jenis Caulerpa racemosa var. uvifera walaupun sudah musimnya tumbuh kadang tidak ditemukan di perairan, karena kondisi lingkungan sangat mempengaruhi. Hal ini mengakibatkan produksi jenis tanaman tersebut langka, sehingga perlu dilakukan budidaya. Penelitian ini bertujuan untuk mengkaji pemberian CO2 yang berbeda terhadap pH media air pemeliharaan pada pertumbuhan C. racemosa var. uvifera. Penelitian ini menggunakan 5 perlakuan dengan 3 kali pengulangan, yaitu : A (tanpa CO2 sebagai kontrol), B (pemberian CO2 selama 6 menit per hari), C (pemberian CO2 selama 12 menit per hari), D (pemberian CO2,18 menit per hari) dan E (pemberian CO2 selama 24 menit per hari). Data yang diamati berupa berat basah dan kualitas air yang digunakan sebagai media pemeliharaan. Hasil penelitian menunjukkan bahwa pemberian CO2 dengan lama waktu yang berbeda memberikan pengaruh yang sangat nyata (p<0,01) antar perlakuan. laju pertumbuhan spesifik C. racemosa var.uvifera tertinggi pada perlakuan B (5,270+0,022) % per hari dan terendah pada perlakuan E (1,908+0,069) % per hari. CO2 yang terkandung pada perlakuan B berkisar 95,88-103,11 dengan pH berkisar 7,0-8,4 dan CO2 pada perlakuan E sebesar 382,87-412,08 dengan pH berkisar 6,0-8,0. }, issn = {2528-3111}, pages = {17--22} doi = {10.14710/jkt.v21i1.2460}, url = {https://ejournal2.undip.ac.id/index.php/jkt/article/view/2460} }
Refworks Citation Data :
Although in the growing season, seaweed type Caulerpa racemosa var. uvifera sometimes has not be found in the field due to environmental factors. So seaweed mariculture is urgently needed. This research was aimed to study the impact of providing CO2 with different duration in the water media on the growth of C. racemosa var. uvifera. This research was used 5 treatments with 3 repetitions, namely: A (without CO2 as a control), B (providing CO2 for 6 hours per day), C (giving CO2 for 12 minutes per day), D (CO2 delivery, 18 minutes per day) and E (providing CO2 for 24 minutes per day). The observed data in the form of wet weight and water quality that were used as maintenance medium. The results showed that providing CO2 with different duration significantly affected (P <0.01) among treatments. The highest specific growth rate of C. racemosa var.uvifera was in the B (5.270 +0.022)% per day and the lowest in E (1.908 +0.069)% per day. The CO2 contents in treatment B ranged from 95.88 to 108.11 with a pH ranging from 7.0 to 8.4 and CO2 contents in treatment E was 382.87-412.08 with a pH ranging from 6.0 to 8.0.
Rumput laut jenis Caulerpa racemosa var. uvifera walaupun sudah musimnya tumbuh kadang tidak ditemukan di perairan, karena kondisi lingkungan sangat mempengaruhi. Hal ini mengakibatkan produksi jenis tanaman tersebut langka, sehingga perlu dilakukan budidaya. Penelitian ini bertujuan untuk mengkaji pemberian CO2 yang berbeda terhadap pH media air pemeliharaan pada pertumbuhan C. racemosa var. uvifera. Penelitian ini menggunakan 5 perlakuan dengan 3 kali pengulangan, yaitu : A (tanpa CO2 sebagai kontrol), B (pemberian CO2 selama 6 menit per hari), C (pemberian CO2 selama 12 menit per hari), D (pemberian CO2,18 menit per hari) dan E (pemberian CO2 selama 24 menit per hari). Data yang diamati berupa berat basah dan kualitas air yang digunakan sebagai media pemeliharaan. Hasil penelitian menunjukkan bahwa pemberian CO2 dengan lama waktu yang berbeda memberikan pengaruh yang sangat nyata (p<0,01) antar perlakuan. laju pertumbuhan spesifik C. racemosa var.uvifera tertinggi pada perlakuan B (5,270+0,022) % per hari dan terendah pada perlakuan E (1,908+0,069) % per hari. CO2 yang terkandung pada perlakuan B berkisar 95,88-103,11 dengan pH berkisar 7,0-8,4 dan CO2 pada perlakuan E sebesar 382,87-412,08 dengan pH berkisar 6,0-8,0.
Article Metrics:
Last update:
Upon acceptance for publication, authors agree to transfer the copyright of their article to Jurnal Kelautan Tropis, while retaining the right to reuse their work under the terms of the open license applied.
From the date of publication, the copyright for each article is held by Jurnal Kelautan Tropis. This transfer allows the journal to manage, disseminate, and preserve scholarly content in accordance with international standards and open access best practices.
Although copyright is held by the journal, all published articles are made available under the Creative Commons Attribution-ShareAlike 4.0 International License (CC BY-SA 4.0). Under this license, anyone may:
Copy and redistribute the material in any medium or format
Remix, transform, and build upon the material for any purpose, even commercially
provided that:
Appropriate credit is given to the original author(s) and the source
Indications are made of any changes that were made
Derivative works are distributed under the same license (CC BY-SA 4.0)
While copyright is held by the journal, authors retain important reuse rights. Authors may:
Reuse the published version of their article in future works, including books, compilations, and lectures
Deposit the published version in institutional or subject repositories
Share the article freely, including on personal websites or academic networks
as long as the original publication in Jurnal Kelautan Tropis is cited and the CC BY-SA 4.0 license terms are respected.
Authors must ensure that any third-party content included in the article (e.g., figures, images, datasets) is either original, in the public domain, or licensed for reuse under compatible terms. If specific permissions are required, authors must obtain them prior to submission.
For questions regarding copyright or licensing, please contact the editorial office at: j.kelautantropis@gmail.com
View My Stats
Jurnal Kelautan Tropis is published by Departement of Marine Science, Faculty of Fisheries and Marine Science, Universitas Diponegoro under a Creative Commons Attribution-ShareAlike 4.0 International License.
