ABSTRACT The purpose of this study was to determine the effect of the level maturity of coconuts in making charcoal briquettes. The study was conducted experimentally using a complete randomized design consisting of three treatments and five replications to get fifteen experimental units. The treatments in this study were the young coconut fiber (PM), half aged coconut fiber (PS), and old …
ABSTRACT Velva is a frozen dessert made from fruits and vegetables which has low fat and high fiber. The purpose of this research was to obtain the best combination of sugar palm fruit and red dragon fruit puree on the quality of velva. This study used a completely randomized design with five treatments and three replications, resulting in 15 experimental units. The treatments in this rese…
ABSTRACT Corn cobs and areca peel are biomass waste that can be used in the form of charcoal briquettes as an alternative source of energy because they contain lignin and cellulose. The purpose of this research was the best obtain character briquettes from a combination corncobs charcoal and areca peel charcoal. This study used a Completely Randomized Design (CRD) which consist of five tre…
ABSTRACT Virgin coconut oil (VCO) is a processed coconut product that contains a lot of medium chain fatty acids (MCFA) that can help reduce the risk of degenerative diseases. The purpose of this study was to get the best treatment of the use crude bromelain from peel pineapple extract with combination baker yeast and tempeh mold. The research method used a completely randomized design wi…
ABSTRACT Snack bar is a solid rod-shaped food, made from a mixture of dry ingredients such as cereals, nuts, grains and fruits which formed into one with binder. Snack bar in this research was made from yellow pumpkin flour and green beans flour. The purpose of this research was to get the best formulation of yellow pumpkin flour and green beans flour on the chemical and sensory character…
ABSTRACT Sauerkraut is one of the fermented products made from white cabbage, and has a less attractive color. The study aimed to determine the effectivity of adding purple sweet potato extract to sauerkraut by utilizing Lactobacillus plantarum 1 RN2-12112 isolated from sago starch industry for sauerkraut production as well to study chemical, microbiological and sensory characteristics of…
ABSTRACT Snack bar was a solid rod-shaped food, made from a mixture of dry ingredients such as cereals, nuts, grains and fruits which can be consumed as a snack. Binder is needed in making a snack bar. Fruit puree can be used as binder in making snack bar. Related to this point, the snack bar in this research was made from kepok banana flour and ambon hijau banana puree. The purpose of th…
ABSTRACT This research aimed to get the best combination of tilapia fish and soybean flour in making nuggets. This study was conducted experimentally using a completely randomized design with four treatments and four replications. The treatments consisted of NK1 = tilapia fish : soybean flour (90:10), NK2 = tilapia fish : soybean flour (85:15), NK3 = tilapia fish : soybean flour (80:20), a…
ABSTRACT Pineapple peel extract is able to inhibit the growth of Staphylococcus aureus. Therefore it is possible to be used as agent for prevention of skin infections. The ability of pineapple peel extract to inhibit microbial growth can be applied to a transparent soap. The study aimed to determine the effect of pineapple peel extract addition in the quality of transparent soap and its in…
ABSTRACT The cultivation of lettuce floating system peat swamps with different media compositions given with urea has never been studied. The aim of this study was to determine the interaction between medium composition and the dose of urea which produces best lettuce (Lactuca sativa L.) growth and yield on peat swamp floating cultivation. The research used 4×4 factorial in completely ran…
ABSTRACT This study aims to test the bio-fertilizer formulation with Bacillus cereus bioactivator and to obtain the best bio-fertilizer formulation for the growth and yield of upland rice (Oryza sativa L.) in peat medium. The research was conducted in the experimental garden and Soil Science Laboratory, Faculty of Agriculture, University of Riau from July to October 2018. The study was car…
ABSTRACT Riau is a lowland rice producing province. One of the pests that can reduce the productivity of lowland rice is the golden snail (Pomacea canaliculata L.). The solution for controlling pests of golden snail (P.canaliculata L.).Uses environmentally friendly control techniques, namely botanical pesticides of gadung tubers. This study aims to obtain a concentration of the extract of …
ABSTRACT Conopomorpha cramerella Snellen. is one of the main pests of the cocoa plant, control commonly used is synthetic chemical insecticides, however, its continuous use can cause pest resistance, so alternative control is needed, one of which is a botanical insecticide for forest betel fruit. This research was conducted in smallholder cocoa plantation in Koto Tuo village, Sungai Tarab …
ABSTRACT This research aims to obtain a concentration of soursop leaf flour extract which is effective to control the larvae of Oryctes rhinoceros L. The research was conducted at the Plant Pest Laboratory, Faculty of Agriculture, Riau University. The research was conducted for two months from April 2019 to May 2019. The research was conducted experimentally using a completely randomized d…
ABSTRACT The research aimed to determine the growth and yield of chili by combination of types of organic matter with different application methods in peat soil. The research was conducted at the Experimental Garden of the Faculty of Agriculture Universitas Riau from December 2018 to April 2019. This research used an experimental method with Completely Randomized Design (CRD) with single …
ABSTRACK Oil palm (Elaeis guineensis Jacq. L) is a very important plantation crop. Pests, especially rhinoceros beetle (Oryctes rhinoceros L.), are the main constraints in their cultivation. The solution offered is to use the biological agent Baculovirus oryctes. The aim of this study was to obtain a better concentration of local Baculovirus oryctes to control Oryctes rhonoceros L. larvae …
ABSTRACT Oryctes rhinoceros pest is one of the main pests in palm oil plantations.Biological control with Metharizium anisopliae has great potential for controlling O. rhinoceros larvae in organic matter. M. anisopliae should be given to compost media (metankos). This study aims to obtain the best compostable organic material for the development of M. anisopliae approved by its pathogenicit…
ABSTRACT This study aims to determine the best combination of NPK and liquid organic fertilizer from tilapia waste on the growth of cocoa seeds (Theobroma cacao L.). This research was conducted at Experimental Garden, Faculty of Agriculture, University of Riau, Pekanbaru. This research was conducted from April 2019 to August 2019. The treatments used were 12.48 g Kg- 1 soil NPK fertilizer…
ABSTRACT Fish protein concentrate is a starchy product which is produced by removing fat and water. This study aims to determine the effect of different times on the characteristics of the protein concentrate of cunang fish (Muraenasox talabon) using ethanol as a solvent. The main ingredients used are cunang fish and 95% ethanol solvent. The research stages included (1) extraction using et…
ABSTRACT Cunang fish (Congresox talabon) has the potential as a raw material for fish protein hydrolyzates. Hydrolysis of cunang fish using the enzyme papain were produced peptides and amino acids that have antioxidant activity. The aim of this study was to determine the antioxidant activity of the protein hydrolyzate of cunang fish using different papain enzyme concentrations. This study …