Patin (Pangasius hypopthalmus) is one of the economically important freshwater fish in Indonesia. Patin waste as a by-product of smoking fish industry can be used as an ingredient of feed and oil in order to increase the community's economy. Polyunsaturated fatty acid in patin oil causes the oil susceptible to oxidation reactions. Therefore, fish oil needs to be added antioxidants. One of the n…
Pulp is a material in The form of fibrous processed by lignocellulose by mechanical, chemical and semichemical processes for the manufacture of paper, cardboard, fiberboard, rayon, and other cellulose derivatives. The raw material used is rice husk (Oryza sativa). The purpose of this research is to determine the comparison of rice husk pulp yield, the effect of variations in concentration and c…
The purpose of this research was to get the best combinaton of okra and pineapple fruit on the quality and sensory characteristic of fruit leather. This research was conducted experimentally by using a complete rendomized design (CRD) which consist of four treatments and four replicatesions. Data obtained were statistically analyzed by using Analysis of Variance and continued with Duncan’s Ne…
The purpose of this research was to obtain the best formulation of batter with the concentration of gum xanthan in making of popcorn chicken. The research design was factorial complete random sampling with six combination treatments and three replications, total of 18 trial units. The treatments consist of T1G1 (sago starch 50 : rice flour 50, 0,5% concentration gum xanthan), T1G2 (sago starch …
Cocoghurt is one type of fermented milk from raw coconut milk produced by using the starter Lactobacillus casei subsp. casei R-68 and Streptococcus thermophilus FNCC 0040. The purpose of this study was to obtain the best sucrose concentration on the quality of cocoghurt. This study used a Completely Randomized Design (CDR) with five treatments and three replications. The treatments performed we…
Cocoghurt is one type of fermented milk made from raw coconut milk which is produced by using the starter Lactobacillus casei subsp. casei R-68 and Streptococcus thermophilus. The purpose of this study was to obtained the best concentration of skim milk in making cocoghurt by using a starter combination of Streptococcus thermophilus and Lactobacillus casei subsp. casei R-68. The research was co…
The purpose of this study was to characterize the Sidempuan’s salacca seed activated carbon using sodium carbonate (Na2CO3) activator with variations in activator concentration 0; 2.5; 5 and 7.5% by weight ratio of carbon: activator is 1: 10, the quality of activated carbon adsorbent Sidempuan’s salacca seeds was determined based on SNI (06-3730-1995). The best characterization of adsorbent…
The aim of this study was to obtain the best type of stabilizer for the quality of ice cream produced. This research was conducted experimentally using a randomized complete design with five treatments and three replications, followed by the DNMRT test at 5% level. The treatments in this study were CK1 (CMC: carrageenan 0: 1), CK2 (CMC: carrageenan 1: 0), CK3 (CMC: carrageenan 1: 1), CK4 (CMC: …
Sago palm bark is potentially used as adsorbent because it contains cellulose and lignin. The purpose of this study were to prepare and characterize the adsorbent of sago palm bark powder and activated carbon and determine the quality of adsorbent based on SNI 06-3730-1995. The powder and the activated carbon from sago palm bark are activated through the addition of sodium carbonat (Na2CO3) act…
The purpose of this study was to get the best combination of of red palm oil and olein in a mixture of patin fish oil to the quality and sensory mayonnaise produced according to the Indonesian National Standard. The research used experimental method by using a completely randomized design (CRD) with five treatments and three replications. The treatments were MIS0: 100% patin fish oil control), …
Saga seeds classified as quite long and difficult to germinate. For this reason, fermented cow urine was used as liquid organic fertilizer which must first be fermented to increase the amount of nutrients it contains. This study aims to determine the response of the growth of saga seedling (Adenanthera pavonina L.) toward giving fermented cow urine. Data was collected using a completely randomi…
The rapid growth of industry in Indonesia has several consequences, including the increase in the amount of waste due of public consumption. One of the waste is styrofoam. Styrofoam makes a major contribution to waste, The Styrofoam can make a glue, can be needed on wood processing industries. The testing of this styrofoam glue was compared with Phenol Formaldehyde (PF) and Urea Formaldehy…
Wood was a construction raw material that has long been developed before the advent of concrete and steel technology. The need of wood raw materials for construction was increasingly increasing while the availability of high quality wood was increasingly scarce. Therefore, in order to meet this an effort was needed to produce raw materials to replace wood, its was the development of laminated p…
Rokan Hilir Regency was the area with the most number of hotspots in the last nine years in Riau Province. Tackling forest and land fires in the regions requires effective policies to be implemented maximally. The purpose of this study was to determine forest and land fire prevention policies in Riau Province, especially in Rokan Hilir Regency and to find out the performance and problems encoun…
The potential of wood raw material in Indonesia was very abundant, but the increasing need for processed wood as a building material makes it difficult to obtain large size and quality sawn wood. One effort that can be done to overcome this problem was the engineering of products with adhesive in the form of glulam, where two or more sawn timber were glued together using an adhesive. The format…
Bamboo is one of the non-timber natural forest products that has the potential to be used as raw material for wood substitutes because bamboo has many advantages. If for wood with high durability, it takes time from planting seedlings to be ready for harvest is 30-40 years and even then after cutting down the seeds must be planted again, but bamboo takes up to 4-5 years to be ready to be h…
Aren (Arenga pinnata Merr.) was one of the non-timber forest products that could be used start from sap, fruit, palm fiber, stems, leaves, and roots. Almost all products have economic value. This research was to study the benefits and have the economic values in Kiyap Jaya Village Bandar Sei Kijang District Pelalawan Regency Riau Province. This recearch used a qualitative descriptive method by …
Indragiri Hilir is a district in the southern part of Riau Province, on the east coast of Sumatra Island. Mangrove forest in this district continues to experience extensive depreciation. Tanjung Pasir village is one of the villages surrounded by mangrove forest ecosystems, located opposite Kuala Enok Village. The dominant of the population of Tanjung Pasir Village are ethnic Duano. Communities …
Utilization from rind of nipah as raw material for making biocharcoal briquettes will reduce the energy needs of fossil fuels. So research needs to be done to make biocharcoal briquettes from rind of nipah with a various types of adhesive as alternative fuels. The purpose of this study were to find out the quality of biocharcoal briquettes from rind of nipah by mixed variations in the concentra…
The use of candlenut shell as raw material for making biopelet will reduce the energy needs of fossil fuels. So research needs to be done to make biopelet from candlenut shell waste; know the characteristics of biopelet from candlenut shell waste as an alternative energy source; know the best adhesive composition for making biopelet. The study used a completely randomized design (CRD) with 3 tr…