ABSTRACT Herbal tea is a functional drink made from processed tea from a mixture of dried herbs that have benefits for the body. This study aimed to obtain the selected ratio of corn silk and Citronella to the quality characteristics of herbal tea in accordance with SNI 3836:2013. The research was conducted experimentally using a completely randomized design (CRD) with four treatments and …
ABSTRACT Durian seed are one of the products of durian fruit that has not been utilized optimally. Durian seed have chemical characteristics that are suitable for use as flour. The purpose of this research was to obtain the chemical characteristics of durian seed flour in the modification of autoclaving-cooling 2 cycles and to determine the best treatment. The treatments in this study were the…
ABSTRACT Red chili production in Riau province has decreased in the last three years. Efforts to increase production are carried out by adding empty oil palm bunches (EOPB) and watering. This study aims to determine the interaction of EOPB compost and watering frequency, single factor of EOPB compost and watering frequency as well as to obtain the best EOPB compost dose and watering frequency …
ABSTRACT The high nutritional content and benefits of eggplant have increased the demand for eggplant, but eggplant production is still low and has not been met. Based on this, this study aims to determine the effect of interaction between NASA liquid organic fertilizer and NPK fertilizer, the single factor of administering NASA liquid organic fertilizer and NPK fertilizer, and to obtain the b…
ABSTRACT The sour-tasting kelubi fruit and the sweet-tasting fructose sugar can be combined to make syrup, a thick, high-sugar beverage product that also contains natural pumpkin pigment. The purpose of this research was to obtain the best concentration of kelubi fruit juice and fructose sugar in making kelubi fruit syrup. This research was conducted experimentally using a completely randomize…
ABSTRACT Shallots (Allium ascalonicum L.) are an important horticultural commodity that is used as a cooking spice. Shallots are a superior commodity that is intensively cultivated. In Riau Province, the availability of shallots is not sufficient for the needs of the community, but Riau has a low level of land productivity. Efforts made by using Liquid Organic Fertilizer (LOF) from coconut wat…
ABSTRACT The low productivity of shallots is due to the limited availability of fertile land in Riau Province. One way to overcome this problem is by using organic materials such as guano fertilizer. This study aims to determine the interaction between Guano Fertilizer and KCl, the single factor of guano fertilizer and KCl fertilizer, and determine the best combination for shallot growth a…
ABSTRACT Defective products are products that have the form of a finished product, but in a condition that is not in accordance with the standards set by the company. Products that experience defects affect the amount of production and production time if the product must be remade. The purpose of the analysis is to find the number of defects, the grade of paper that has defects, the effect of …
The Finishing Department is the final stage of the paperboard product production process, in this area there will be a process of grouping and packaging products based on customer requests. The packaging process has a main machine, namely a pallet packing machine which functions to package products using shrink film plastic material. The packaging process using these tools and materials has…
ABSTRACT The use of steam time and temperature during the preheating and prehydrolysis stages, as well as heating in the cooking process, has a significant impact on the final quality of dissolving pulp (AE). These two parameters result in P-Factors and H-Factors, which are important indicators in determining the quality of dissolving pulp (AE). Understanding the effect of P-Factor and H-F…
ABSTRACT The sedimentation rate in a slurry is the speed at which solid particles settle out of the liquid due to the force of gravity. A dispersant is a dispersing agent used to ensure that the particles in the GCC slurry remain stable, do not clump together, and do not settle. This study aims to determine the effect of dispersant dosage on the sedimentation rate, viscosity, and solid con…
ABSTRACT The manufacturing process of Ground Calcium Carbonate (GCC) involves wet grinding which requires a certain energy known as Specific Grinding Energy (SGE). This energy is critical in achieving the desired particle size and has a direct impact on the quality of the final product as well as the efficiency of the energy used in the process. This study aims to analyze the effect of pow…
ABSTRACT The DA stage is an important stage in the process of increasing brightness because the DA stage is a delignification stage to damage and separate the remaining lignin structure in the pulp. This study aims to determine the effect of temperature and time on brightness, fiber morphology and tensile strength. In this study, the DA bleaching process was carried out using chlorine dioxide …
ABSTRACT Recausticizing is a process of chemical recovery plant that is tasked with converting green liquor into white liquor as the main product and lime mud as a by-product. Lime mud is one of the by-products of recycling in the pulp industry process produced from the recausticizing process which has a high CaCO3 content so that it can be used as the main material for the calcination process…
ABSTRACT The rotogravure printing technique is a direct printing technique. Printing techniques in deep printing or rotogravure include direct printing techniques, namely printing raw materials directly in contact with the gravure cylinder as an image carrier. During the production process, there are often production defects such as printing defects. The existence of printing defects in wrappi…
Narrow Barred Spanish Mackerel (Scomberomorus commersonii) is a high economic value fishery commodity in Indonesia, but its utilization is still limited to the meat, while the bones as waste have not been optimally utilized. Fish bones contain high calcium and protein so they have the potential to be used as nutritious food ingredients, one of which is as raw material for crackers. This study a…
ABSTRACT Wastewater treatment is an important part in supporting the sustainability of pulp and paper industry operations. One of the stages used to improve wastewater quality is the coagulation-flocculation process in tertiary treatment. This study aims to evaluate and compare the performance of two types of coagulants, namely aluminum sulfate (alum) and polyaluminium chloride (PAC), which ar…
Pasar Lama Pangkalan Kerinci is the main smoked fish trading center in Pelalawan Regency, Riau. The marketed smoked fish consists of various species such as catfish, baung, and catfish originating from Kampar, Langgam, and Kerinci areas. These products are traditionally processed with limited sanitation, potentially leading to quality degradation and microbiological contamination during storage…
This study aims to determine the effect of tilapia bone meal fortification on the quality of crispy brownies and to determine the concentration of tilapia bone meal on the quality of cispy brownies. The method used in this research is an experiment with anon-factorial completerandomized design with fourtreatment levels, namely without tilapia bone meal fortification 0% (B0), tilapia bone meal f…
ABSTRACT This research aims to design a marketing strategy for green bean products of lasi coffee in the Selaras Alam Community, West Sumatra. Method used is descriptive qualitative. Data collection method used primary data and secondary data. Sampling technique used was purposive sampling with a total of three respondents. Analysis used is identified of internal and external factors, assessme…