Bekasam is spontaneusly fermented fish product that was produced traditionally by the community in Tambang District, Kampar Regency, Riau. The bekasam is commonly processed by adding gandaria citrus (Garcinia xanthochymus) as a natural preservative to support the growth of Lactic Acid Bacteria (LAB). This study was aimed to explore the effect of adding gandaria citrus at different concentration…
ABSTRACT Bioplastic is plastic made of renewable raw materials. Bioplastic can be made by utilizing sago starch and cellulose from waste such as pineapple leaf fiber cellulose. Bioplastic also require glycerol to increase elasticity and reduce fragility of bioplastic. This study aims to obtain the right amount of glycerol to the characteristized bioplastic from sago starch and pineapple leaf f…
ABSTRACT Kepok banana bunch is a waste of banana plant that contains various chemical compounds with great potential, yet its utilization has not been fully optimized. Kepok banana bunch can be utilized as raw material for high value-added products such as pectin. Pectin is an additive component that is widely used in the food, cosmetics, and pharmaceutical industries due to its ability to for…
ABSTRACT Pumpkin flour and durian seed flour can be utilized in the production of wet noodles and support the government's food diversification program by using local food ingredients. The aim of this study was to determine the best ratio of wet noodles made from pumpkin flour and durian seed flour. This research was conducted experimentally using a completely randomized design with five treat…
ABSTRACT Synbiotic yogurt ice cream is an ice cream that uses synbiotic yogurt as the main ingredient in its manufacture. Synbiotic yogurt is yogurt that contains probiotics and prebiotics. Production of synbiotic ice cream requires quality yogurt; additional natural prebiotic sources are needed to improve the quality of yogurt. One of the food ingredients that can be used as a natural prebiot…
Fermented sausage is a processed meat product in a casing made through a fermentation process with or without the help of bacterial starter culture. The source of microorganisms in the manufacture of fermented sausages can come from natural microorganisms in meat (spontaneous fermentation), or with the addition of starter culture (controlled fermentation). The purpose of this study was to deter…
This study was aimed to determine the antibacterial activity of Chlorella vulgaris against Staphylococcus aureus and Pseudomonas sp. and to determine the best concentration of Chlorella vulgaris as a natural preparation material for hand sanitizer. The method used in the study was experimental. Antibacterial activity testing was carried out on the natural hand sanitizer preparations with th…
Quality control of salted fish, especially after processing or during storage and marketing is important aspect to ensure that the product is not contaminated with spoilage and pathogenic microbes that can shorten the product shelf life and endanger consumer health. This study aimed to evaluate the microbiological, chemical and sensory quality status of dried salted fish marketed in Ibuh Ma…
Freshwater tropical mussel (Pilsbryoconcha exilis) are mussel that live in rivers, settling on sandy riverbeds and cold temperatures. Freshwater tropical mussel extract showed the presence of bioactive components of alkaloid and flavonoid groups that have the potential to become antioxidants. The purpose of the study was to determine the types of secondary metabolite compounds in mussel extract…
ABSTRACT Cocoa drink is a beverage derived from processed cocoa beans. The antioxidant content of cocoa has the potential to be used as a basis for cocoa beverage development. One form of diversification of processed cocoa products is made drinks with Chlorella vulgaris fortification which is rich in nutrients. This study aims to determine the effect of Chlorella vulgaris powder fortificat…
ABSTRACT Noodles are a type of food that is popular in Indonesia and favoured by all groups, from children to adults. The main raw material for noodles is flour. Apart from using flour, local food ingredients can be used to make dry noodles, such as sweet potato starch. Sweet potato starch can be used as an alternative to reduce the use of wheat in making dry noodles. The aim of the resear…
ABSTRACT Kombucha tea is a fermented tea drink that is low in alcohol, has a sour and slightly sweet flavour. Bay leaves and roselle are ingredients that can be used to make kombucha tea because they contain high flavonoids. Roselle contains anthocyanin and organic acids that can affect the characteristics of kombucha tea. Kombucha tea is fermented by a starter called SCOBY and probiotics, suc…
The research was aimed to observe the using of papain enzyme to remove the limelayer from the skin of sea cucumber (Holothuria scabra) by applying boiling method. The research was using an experimental method and composing as nonfactorial randomized completely design. The treatment conducted was the using of papain enzymes at different concentrations (0, 0.05, 0.1, and 0.15 %) and boiled at…
ABSTRACT Oil palm is one of the most abundant plantation crops in Indonesia and is one of the most important plantation commodities in the country's economy. This study aims to see the influence of the interaction between humic acid and sludge compost, the single factor of humic acid and sludge compost, and to obtain the best combination of humic acid and sludge compost on the growth of oil pa…
ABSTRACT Oil palm is the largest oil-producing crop in Indonesia. Increasing sustainable oil palm production is done by rejuvenating old and damaged plants. In rejuvenation, the quality of seedlings is considered such as the availability of nutrients in the media. The purpose of this study is to determine the interaction of various types of biofertilizers with NPKMg fertilizers, the single…
ABSTRACT Red chili (Capsicum annuum L.) is one of the horticultural commodities that is widely cultivated commercially because it has high economic value. One effort to increase red chili production is to increase the availability of nutrients in the soil by combining biofertilizers with NPK fertilizers. Providing a combination of inorganic and organic fertilizers has a good impact on plants. …
ABSTRACT Oil palm (Elaeis guineensis Jacq.) is a leading commodity in Riau Province. A total of 129,274 hectares of old and damaged oil palm land need rejuvenation which requires quality seedlings. Ultisol planting media, which is commonly used, has low fertility constraints. This study aims to test the influence of humic acid and N, P, K fertilizers and determine the best dose for the growth …
ABSTRACT The low production of okra in Riau is due to low soil fertility, especially on marginal land. This study aims to determine the interaction effect of moringa leaves liquid organic fertilizer and various planting distances, single factor of moringa leaves and planting distance, and get the best concentration of moringa leaves liquid organic fertilizer and planting distances. The researc…
ABSTRACT Onion plants (Allium ascalonicum L.) are plants originating from Asia that have a high selling value. Efforts can be made to increase shallot productivity and increase soil fertility by applying biological fertilizers. The use of biological fertilizers is not sufficient in meeting the needs of nutrients needed by shallots optimally, so it needs to be combined with NPK fertilizers.…
ABSTRACT Oil palm (Elaeis guineensis Jacq.) is a plantation crop that is a leading commodity in Indonesia, especially in Riau Province. Riau Province has sandy soils (Dystrudepts) that are often used for oil palm plantations. This soil has a very fast percolation and high leaching risk, so it requires the selection of slow-release fertilizers namely Polyhalite and combined with KCl. The purpos…