Ditapis dengan
Efek Cu Dan Cr Terhadap Pertumbuhan Dan Kandungan Klorofil-A Cyclotella Sp.
ABSTRACT The research was conducted from Maret until April 2022 at the Laboratory of Waste Treatment, Aquatic Resource Management, Universitas of Riau . The purpose of this research was to determine the 96-h IC50, LOEC, NOEC and the chlorophyll-a content after the exposure of chromium and copper to microalgae Cyclotella sp. The result showed that 96-h IC50 value of chromium and copper for grow…
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- Deskripsi Fisik
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- Judul Seri
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- 1804110628
Kualitas Air Pada Budidaya Ikan Patin (Pangasionodon Hypopthalmus) Dengan Man…
ABSTRACT Culturing Pangasius hypopthalmus in dark condition improved the fish growth, however the water quality of the culture media was poor due to the lack of phytoplankton that are able to consume organic material originated from uneaten feed and metabolic waste. The use of plant in the aquaponics system may be able to absorb the organic materials and thus improve the water quality. A …
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- 1704121982
Bioekologi Ikan Sepat Siam (Trichopodus Pectoralis) Di Danau Tuok Tengah Desa…
Abstract Trichopodus pectoralis or siamese gourami is one of the freshwater fish that inhabit the Tuok Tengah Lake. This study aims to determine the bioecology of the siamese gourami which includes the ecological factors of the abiotic environment, including temperature, brightness, pH, dissolved oxygen, free carbon dioxide, ammonia, nitrate and phosphate in Lake Tuok Tengah. The study was cond…
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- 1504110855
Kualitas Air Sungai Tenayan Bagian Hilir Wilayah Kota Pekanbaru Provinsi Riau…
Abstrak The Tenayan River is one of the tributaries in the Pekanbaru City area of Riau Provincewhich is influenced by the tides. The purpose of this study was to determine the quality of the waters of the downstream Tenayan River at high and low tides. This research was conducted in June-August 2021. The collection was carried out once a month during the peak full moon and at low tide. The res…
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- 150113623
Morfoanatomi Ikan Patin (Pangasianodon Hypophthalmus) Yang Dipelihara Dengan …
Abstract Pangasianodon hypophthalmus may grow well in short photoperiod/ dark condition. Unfortunately the dark conditionhampered thephytoplankton growth andcausingwater quality decrement.The application of biofloc system is expected to improve the water quality andenable fish to grow well and healthyas shown by its morphoanatomical condition. A factorial CRD design with 2 factors, namely biof…
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- 1504115950
Identifikasi Jenis Dan Kelimpahan Mikroalga Dari Sungai Rawa Kawasan Taman Na…
ABSTRACT In the Rawa River, Zamrud National Park, Siak, there are many types of microalgae. This study aims to dtermine the types of microalgae that exist in Rawa River. A study aims to understand the microalgae that are potencial for bioethanol raw materials has been conducted on March – April 2021. Microalgae samplings were conducted in 9 stations placed in the upstream – downstream of t…
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- 1504115554
Komparasi Kelimpahan Fitoplankton Perairan Mangrove Dan Perairan Terbuka Di P…
ABSTRACT Phytoplankton is a organisms with characteristic as primary producers and bioindicator of marine and fresh waters. Mangrove waters and open waters generally have different characteristics of ecosystem and organism that live in these waters. The research aim to determine the difference of phytoplankton in mangrove waters and open waters including diversity, uniformity, and dominance of…
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- 1504110182
Biodiversitas Ikan Di Danau Gatal Kabupaten Rokan Hilir Provinsi Riau
Abstract Gatal Lake is a natural lake that receive water from the Rokan River during the rainy season. This lake is inhabited by many fish species. However, the information about the type of fish in that area is limited. To understand the types of fish present in the Gatal lake, a study has been conducted in November 2021 to March 2022. Fish sampling were conducted once a week / month until no…
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- 1704110742
Struktur Komunitas Kepiting Biola (Uca Spp.) Di Kawasan Ekowisata Mangrove Ka…
ABSTRACT As a detritus consumer, the presence of fiddler crabs (Uca spp.) is related to the environmental condition, including the mangrove condition in that crab’s habitat. A research aims to understand the structure of fiddler crab community in the mangrove ecosystem in the Mengkapan mangrove ecotourism area was conducted in January – February 2021. There was 3 stations in the study area…
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- 1504110407
Kualitas Sungai Air Hitam Bagian Hilir Kota Pekanbaru Provinsi Riau Pada Kond…
ABSTRACT The purpose of the study was to determine the quality of water in Air Hitam River at the tide and low conditions. Sampling is carried out as many as three times with a time interval of once every month for three months. Sampling is carried out at high tide and low tide based on the application of world tide software to estimate the tide. Water quality measurements are temperature, sal…
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- 1504113402
Pengaruh Hasil Fermentasi Limbah Cair Pembesaran Ikan Patin Budidaya Terhadap…
ABSTRACT Aquaculture liquid waste as well as peat water is rich in organic matter. The organic matter content in the peat water, however, may be not sufficient to culture Spirulina sp. and addition of aquaculture liquid waste may be necessary. To understand the effects of EM-4 fermented aquaculture waste addition on the media of Spirulina sp originated from peat water, a study was conducted on…
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- 1804111275
Pengelolaan Sungai Kelelawar Berdasarkan Aspek Ekologi-Sosial Budaya Di Kecam…
ABSTRACT Kelelawar River is a tributary of the Kuantan River which is used for various activities around the Kelelawar River village. These activities will have a negative impact if not managed properly. Therefore, it is necessary to use resources on the basis of integration and sustainability based on the ecological-social-cultural dimension. This study aims to identify, analyze the susta…
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- 1704122364
Pengelolaan Sungai Kelelawar Berdasarkan Aspek Ekologi-Ekonomi Di Kecamatan H…
ABSTRACT Sungai Kelelawar are one tributaries of the Kuantan River which are used for various needs of the community around of Sungai Kelelawar Village. The variety of activities in the Sungai Kelelawar will have a negative impact if it is not managed properly. Therefore, in an effort to achieve sustainability and resource sustainability, an ecological and economic strategy and approach is…
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- 1704110588
Pengaruh Penanaman Sistem Rumpun Berjarak Terhadap Kelulushidupan Dan Pertumb…
Abstract The distance clump system is a method of planting with close spacing in clumps. The function of the clump is to strengthen mangrove and trap nutrients (mud). This study aims to determine the survival rate of the growth of Avicennia marina mangrove seedlings using the clump system planting method. In addition, this study also aims to determine the optimal number of seed stands in one …
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- 1704110780
Biodiversitas Ikan Di Danau Bunter Desa Pangkalan Baru, Kecamatan Siak Hulu K…
Abstract The Bunter Lake is an oxbow lake that receive water from the Kampar River during the rainy season. As the water flew to the lake, many types of fishes may be entered the lake. On the other hand, when there is no water input from the river, the fishes were trapped in the lake and fish catching activities conducted may affects the population of the fish in general. The presence of f…
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- 1704110679
Identifikasi Zooplankton Di Perairan Sungai Sibam Kota Pekanbaru Provinsi Riau
Abstract Zooplankton is a group of planktonic organisms, animal groups, first-level consumers in aquatic ecosystems, natural food, and serves as a source of energy for aquatic organisms. This study aims to determine the type and abundance of zooplankton in the waters of the Sibam River, which was conducted in July–August 2021, using a survey method. The results of the identification carr…
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- 1504112886
Identifikasi Dan Kelimpahan Mikroplastik Di Sungai Sail, Kota Pekanbaru, Prov…
Abstract Microplastic is plastic waste which is degraded and decomposed into small plastic particle ≤ 5 mm. The presence of microplastics in waters has a negative impact on the environment and aquatic organisms. This study aims to determine microplastics in the waters of the Sail River from July to September 2021. Sampling was carried out 3 times, once/month, at 5 stations. In each stati…
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- ix, 79 hlm.; ill.: 29 cm
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- 04 01. 122 (0007)
Hubungan Polutan Organik Dengan Kelimpahan Tubifex Sp. Di Sungai Sail Kota Pe…
Abstract Tubifex sp. is an organism that is tolerant to enviromental pollution especially organik pollution, so that Tubifex sp. often to used as bioindiator of water pollution. The Sail River is one of the habitats of Tubifex sp. The River is located in the middle of Pekanbaru city and is influenced by various community activities along the river. These activities contribute organik pollu…
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- ix, 79 hlm.; ill.: 29 cm
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- No. Panggil
- 04 01. 122 (0006)
Distribusi Dan Kepadatan Keong Bakau (Telescopium Telescopium) Pada Ekosistem…
Abstract Telescopium telescopium has significant ecological and economical role in the mangrove ecosystem. However, information on the distribution and density of this snail is rare. To understand the distribution pattern of the snail in the mangrove ecosystem of the Gasan Village, a study has been conducted on November-December 2020. There were 3 stations and in each station, there were 3…
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- x, 66 hlm.; ill.: 29 cm
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- 04 01. 122 (0005)
Keanekaragaman Ikan Di Perairan Sungai Kampar Kiri Desa Mentulik Kecamatan Ka…
Abstract The Kampar River is flown across the Mentulik Village and this area is inhabited by many fish species. This research aims to determine the diversity of fish species in the Kampar River, especially in the waters of Mentulik Village area. Samplings were carried out 4 times, once in 2 weeks, from October to November 2019. The fishes were captured using a gill net, fish hooks, scoop-n…
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- ix, 77 hlm.; ill.: 29 cm
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- No. Panggil
- 04 01. 122 (0004)
Karya Umum 
Filsafat 
Agama 
Ilmu-ilmu Sosial 
Bahasa 
Ilmu-ilmu Murni 
Ilmu-ilmu Terapan 
Kesenian, Hiburan, dan Olahraga 
Kesusastraan 
Geografi dan Sejarah