Abstract Cassava leaf could potentially used as one of feed ingredient for fish, as it contained relatively high nutritional value and was easily obtained. However, these leaf contained quite high level of crude fiber. One of the efforts to descrease the crude fiber contain was by fermentation process. By using the process, fermented cassava leaf meal could increased the nutrient content, that …
unri.ac.id Abstract Multi-cell probiotic containing bacteria Nitrosomonas sp., Nitrobacter sp., and Bacillus sp.. This research was conducted from March to May 2021 at the Fish Disease and Parasite Laboratory, Department of Aquaculture, Faculty of Fisheries and Marine, Riau University. This study aimed to analyze the hematology of tropical catfish and to obtain the best time interval for a…
ABSTRACT Barramundi (Lates calcarifer) is a fish that has important economic value as a consumption fish. The amount of feed spent in the cultivation of barramundi is high enough. Addition of probiotics to feed is one of efforts made to be able to streamline the amount of feed in the maintenance of barramundi. The purpose of this study was to analyze the effect of probiotic addition on the…
ABSTRACT This research was carried out in April 2022 - May 2022 which took place at the Aquaculture Technology Hatchery. The purpose of the study was to determine the best probiotic bioflocculant dose in feed to increase growth and survival of baung fish. This study used a completely randomized design (CRD) consisting of 4 treatments and 3 replications. The treatment in this study was the addi…
Abstract This study aims to determine the profit of the business and to find out the added value of the catfish smoked business in the savory smoked fish business, air dingin subdistrict, Bukitraya sub-district, Pekanbaru city. The method used is a case study method using purposive sampling technique with the number of respondents 1 business owner and family members of business owners. The res…
Abstract The city of Tanjung Balai Asahan is a city located in the coastal area of North Sumatra and is therefore dominated by the fisheries sector. One of the companies engaged in fisheries is PT. Halindo Berjaya Mandiri where this company is the largest fishery company in the city of Tanjung Balai Asahan and has been exporting to overseas. The product is in the form of frozen Malong (Muraene…
Abstract The efficiency is very important aspect for a business to find out whether the resources used in a business's production are appropriate in their use, the efficiency very diverse, one of the efficiency use for determine the used of resources in technical efficiency. The goals of the research are (1) Counting the total cost and revenue of the Vannamei shrimp farming business (2) Countin…
Abstract. This research was conducted February 2022 in the waters of Bengkalis Regency, Riau Province. This study was aimed to analyze the level of effort and catch of Terubuk fish under conditions of Maximum Sustainable Yield (MSY), Maximum Economic Yield (MEY) and Open Access (OA) and calculate economic rents and analyze the level of Terubuk fish resources in the waters of Bengkalis Regen…
ABSTRACT This study aims to describe the characteristics of the mangrove forest ecosystem and analyze the direct benefits of the mangrove ecosystem in Rawa Mekar Jaya Village, Sungai Apit District, Siak Regency. The method used in this study is a survey method, namely by conducting field observations and direct interviews with respondents, where the sampling technique found uses Non-Probabilit…
ABSTRACT Research on lubuk prohibition as a form of local wisdom in Nagari Koto Bangun was carried out in June 2021 for two weeks at Nagari Koto Bangun, Kapur IX District, Lima Puluh Kota Regency, West Sumatra Province. The method used in this study is a survey method, namely direct observation of the object of research, namely by observing the Management of the Lubuk Larangan Sosa River as a …
ABSTRACT The research was conducted in Love Island, Teluk Kenidai Village, Tambang District, Kampar Regency, Riau Province with the aim of identifying the type of business, identifying the economic impact of Love Island tourism on the community's economy, analyzing the value of the multiple impact of Love Island tourism on the community's economy. The study used a survey method and the respond…
ABSTRACT This study aims to determine the appropriate strategy in the development of mangrove ecotourism in Kayu Ara Permai Village, Sungai Apit District, Siak Regency. The method used in this research is using purposive sampling technique where the selection is done intentionally based on the criteria that have been determined and determined based on the research objectives. The criteria …
ABSTRACT This research was carried out in February 2020 in Lubuk Puding Village, Buru District, Karimun Regency, Riau Islands Province. The purpose of this study was to determine the activities of fishermen's wives, to describe the use of time, and to determine the contribution of fishermen's wives in helping to improve the economy of fishermen's households to reduce the burden of family depen…
Abstract The research was conducted in December 2021 in Nagari Koto Sani District X Koto Singkarak Solok Regency, West Sumatra Province. The location of this research is determined purposively with the consideration that Nagari Koto Sani is a village that has the potential for water resources that have the potential to be used as a center for the cultivation of business fish development. The d…
ABSTRACT Kampar Regency is one of the largest producers of catfish cultivation in Riau Province, where in 2020 the total production can reach 32,401 tons. The catfish cultivation business has the largest increase every year compared to other fish farming businesses, thereby increasing the demand for catfish seeds from the People's Hatchery Business (PHB). PHB Tunas Muda Fish Farm is a Striped …
ABSTRACT Anabas testudineus is one of the freshwater fishes that inhabit Tuok Tonga Lake. This study aims to determine the bioecology of betok fish which includes sex, length and weight, the relationship between length and weight, the level of maturity of the gonads, conditions and fecundity factors in Lake Tuok Tonga. This research was conducted on December 2021- January 2022. Fish sampli…
Abstract The Carocok Coast Fishing Port provides harbourmaster services that have functions to control, supervise, and maintain the security and safety of fishing vessel operations. The success of the service can be seen from the satisfaction of service users (fishermen), so the service providers can improve the quality of service performance provided. This study aims to determine the leve…
Abstract The research was conducted from March 30th to April 8th at the Carocok Tarusan Coastal Fishing Port, West Sumatra. The purpose of this study was to determine the technical aspects of the boat lift net fishing business, such as the lift structure, fishing nets and nets frames. Calculating the economic aspects of the boat fishing business in terms of capital, income and profits. Ana…
Abstract This study focuses on the use of tuna fishing gear which is considered less environmentally friendly based on the research findings of Wagiyo and Febrianti (2015) and as explained in the Langsa City DPPKP RENJA (2020). Therefore, the purpose of this study is to identify and determine environmentally friendly tuna fishing gear according to Achmar Mallawa (2018) and determine the pr…
ABSTRACT Sea cucumber (Paracaudina australis) is a marine organism with low economic value. Sea cucumber has many health benefits because it contains 17 amino acids, 9 of them are essential amino acids and 8 non essentials. One of the ways to obtain a protein in pure form is by making protein isolate. The purpose of this study is to know the effect of different base pH treatment towards pr…