Ditapis dengan
Pengaruh Dosis Probiotik Em4 Berbeda Pada Fermentasi Pakan Terhadap Pertumbuh…
Giant gourami (Osphronemus gouramy) has a high economic value and market demand. However, its seed production is often hampered due to slow growth. Farmers still depend on tubifex as initial feed, but their availability is limited and relatively expensive. Commercial feed fermented using EM4 probiotics is expected to be an alternative to tubifex. This study aims to determine the effect and best…
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- Judul Seri
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- 2004113204
Pengaruh Padat Tebar Yang Berbeda Terhadap Pertumbuhan Dan Kelulushidupan Lar…
Walking Catfish (Clarias batrachus) is one type of freshwater fish that has the potential to be developed. Efforts to increase production are through intensive cultivation through increased stocking density. Growth is also influenced by the density of fish stocked, where with a low stocking density, fish growth is relatively faster and vice versa at high stocking densities fish growth is relati…
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- 2004114166
Gambaran Eritrosit Ikan Sepat Rawa (Trichogaster Trichopterus Pall) Yang Teri…
Trichogaster trichopterus is one of freshwater fishes that has highly favored by consumers for its delicious taste and nutritional content. This study was conducted from September 2024 to March 2025 at the Parasitology and Fish Diseases Laboratory, Faculty of Fisheries and Marine Sciences, University of Riau. The study aimed to examine the erythrocyte profile infected by the digenean trematode …
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- 1904124248
Histopatologi Insang Dan Usus Ikan Sepat Rawa (Trichogaster Trichopterus Pall…
Trichogaster trichopterus is a freshwater fish commonly found in swampy and lowland waters, and it is highly valued for its taste and economic potential. However, in its natural habitat as well as in aquaculture systems, this species is often exposed to various environmental stressors that increase its susceptibility to parasitic infections. This research was conducted from September 2024 to Ma…
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- 1904110280
Analisis Densitas Zooxanthellae Pada Karang Acropora Sp Di Pulau Pagang, Kabu…
Coral reefs play a crucial role in maintaining the stability of marine ecosystems. Healthy coral growth is often indicated by the presence of symbiotic zooxanthellae within the coral tissue. The density of zooxanthellae varies and is influenced by several factors. Depth affects these limiting factors—such as light intensity, temperature, and ocean acidity—which in turn impacts zooxanthellae…
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- 2104114049
Isolasi Dan Identifikasi Bakteri Pendegradasi Mikroplastik Pada Sedimen Di Pe…
Microplastic pollution in the marine environment has become a critical environmental issue that requires a biological remediation approach. The coastal waters of Bagansiapiapi, Riau Province, are an important fishery area potentially affected by microplastic contamination. This study aims to isolate and identify microplastic-degrading bacteria from sediments in the waters of Bagansiapiapi, Riau…
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- 2104113714
Struktur Ginjal Ikan Baung Hemibagrus Nemurus (Valenciennes, 1840) Dari Perai…
The Siak River experienced lead (Pb) heavy metal pollution in January 2024 ranging from 0.072 - 0.113 mg/L. Very high Pb levels affect the structure of fish organs, especially the kidneys. This study aims to determine the Pb levels in the waters of the Siak River and changes in the macroscopic and microscopic structure of the kidney organs of the catfish Hemibagrus nemurus (Valenciennes, 1840).…
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- 2103111476
Pengaruh Interval Penyiraman Terhadap Pertumbuhan Vegetatif Tanaman Rosella (…
Rosella (Hibiscus sabdariffa L.) merupakan tanaman herbal potensial, yang umumnya dibudidayakan pada musim penghujan karena membutuhkan air yang cukup di fase vegetatifnya. Namun, perubahan iklim menjadi tantangan dalam pembudidayaan tanaman rosella karena dapat memicu kondisi cekaman kekeringan, sehingga perlu dilakukan pengaturan interval penyiraman. Pengaturan interval penyiraman tidak hanya…
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- 2103113236
Identifikasi Profil Fitokimia Daun Tampoi (Baccaurea Macrocarpa (Miq.) Mull.A…
Tampoi leaves (Baccaurea macrocarpa (Miq.) Mull.Arg.) are known to contain various secondary metabolites that contribute to their biological activities, including antioxidant and antibacterial properties, as well as the ability to enhance erythrocyte and hemoglobin levels. This study aimed to comprehensively identify the phytochemical profile of tampoi leaves as a basis for understanding the me…
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- 2103113880
Kajian Anatomi Dan Histokimia Daun Dadap Merah (Erythrina Crista-Galli L.)
Dadap merah (Erythrina crista-galli) is a plant from the Fabaceae family which has a tree habitus and trifoliate compound leaves. Dadap merah leaf have potential as medicinal plants. This study aims to characterize the anatomical structure and determine the content of metabolite compounds in dadap merah leaves. Methods used were the paraffin method, the paradermal, and histochemistry. The anato…
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- 2103113139
Perkecambahan Dan Pertumbuhan Biji Anggrek Hutan Bunga Kuning (Coelogyne Roch…
Coelogyne rochussenii is a native Indonesian orchid species threatened with extinction due to widespread illegal harvesting from its natural habitat. Therefore, conservation efforts are essential, including propagation through in vitro culture. The Vacint and Went (VW) medium is a commonly used basic medium for orchid propagation in vitro. Still, it lacks vitamins, requiring the addition of org…
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- 2103113241
Hubungan Total Padatan Tersuspensi Dengan Klorofil-A Di Perairan Pantai Sepah…
TSSand chlorophyll-aareimportant indicators of waterquality and fertility. Increased TSS inhibits light and photosynthesis of phytoplankton, thus reducing primary productivity. The research was conducted in February-April 2025, in the Sea Waters of Sepahat Beach, Bandar Laksmana District, Bengkalis Regency with the aim of analyzing and knowing the relationship between TSS and Chlorophyll-a cont…
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- 2104111716
Uji Fitokimia Dan Analisis Aktivitas Antibakteri Ekstrak Daun Mangrove Brugui…
This study was conducted with the aim of analyzing whether there are secondary metabolite compounds in Bruguiera sexangula mangrove leaves, to test the effectiveness of B. sexangula mangrove leaf extract in inhibiting the growth of A. hydrophila, P. aeroginosa, and S. aureus bacteria, to determine the effective concentration in inhibiting the growth of pathogenic bacteria in January - May 2025.…
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- 2104112823
Pengaruh Salinitas Berbeda Terhadap Pertumbuhan Dan Kelulushidupan Ikan Bawal…
This research was conducted from November 19 to December 29, 2018 for at the Batam Marine Aquaculture Center (BPBL) located on the Trans Balerang Highway, bridge III, Setokok Island, Batam. With the research title the effect of different salinity on the growth and survival of stellar fish (Trachinotus blochii). The method used in this study is an experimental method with RAL one factor with 5 …
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- vi, 71 hlm.; ill.; 29 cm
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- 04 02. 119 (0080)
Analisis Produktivitas Alat Berat Excavator Dan Dump Truck Pada Pekerjaan Gal…
ABSTRAK In the implementation of excavation work on the Revitalization of Lake Bakuok project in Kampar Regency, heavy equipment assistance is needed to facilitate the work process, one of which is in excavation and soil transportation. The gradual or relay excavation method causes problems such as high equipment efficiency and fuel consumption so that operational costs increase and the du…
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- 2207036525
Pengaruh Penambahan Zat Aditif Bestmittel Dengan Dosis 0,5% Terhadap Nilai Ku…
ABSTRACT Concrete is one of the main construction materials widely used in infrastructure development due to its high compressive strength and good durability. However, achieving optimal compressive strength typically requires a relatively long curing period, approximately 28 days. To address this limitation, admixtures such as Bestmittel are used to accelerate the hardening process and improv…
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- 2207036285
Perbandingan H-Factor Dan Kebutuhan Bahan Kimia Dalam Proses Pembuatan Produk…
ABSTRACT This study aims to compare the process parameters and pulp quality of normal kraft pulp (a blend of Acacia and Eucalyptus) and customized kraft pulp (100% Acacia) at specific production rates. The parameters analyzed include AA charge, H-Factor, tensile strength (in unbeaten condition), and the consumption of bleaching chemicals, specifically chlorine dioxide (ClO₂) and hydrogen per…
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- 2207036313
Pra-Rancangan Pabrik Vinyl Chloride Monomer Proses Acetylene Hydrochlorinatio…
Vinyl chloride is an important monomer in the polyvinyl chloride (PVC) industry, with domestic demand projected to reach 179,440 tons by 2025. This study proposes a preliminary design for a vinyl chloride monomer (VCM) plant with a capacity of 89,700 tons per year at the Balaraja Industrial Estate, Banten, using acetylene and chlorine as the primary feedstocks. The process is organized into…
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- 1807124901
Deteksi Kebocoran Dan Sumbatan Pada Pipa Menggunakan Sinyal Suara Dalam Kondi…
ABSTRACT Pipes are an important element of today's infrastructure, serving as the backbone of fluid distribution systems for water, gas, oil, and other fluid resources. In line with industrial developments, methods for detecting pipe leaks have undergone updates. However, some of these methods have shortcomings, particularly in terms of cost and measurement accuracy, necessitating the develo…
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- 2007110767
Evaluasi Dimensi Saluran Drainase Jalan Suka Karya Kecamatan Tampan Pekanbaru…
ABSTRACT Flooding is a major problem that has the potential to occur during the rainy season. The re-planning of drainage channel dimensions in the Jalan Suka Karya km 0-km 2.7 Area can be used as an effort to control flooding problems. The purpose of this research is to evaluate the existing conditions of drainage channels that cause flooding in the research location and determine alternative…
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- 2207036290
Karya Umum 
Filsafat 
Agama 
Ilmu-ilmu Sosial 
Bahasa 
Ilmu-ilmu Murni 
Ilmu-ilmu Terapan 
Kesenian, Hiburan, dan Olahraga 
Kesusastraan 
Geografi dan Sejarah