The study aims to determine potential of soil degradation in oil palm plantations, evaluate the status of soil degradation in the company and small holder’s plantations in Pasir Penyu Subdistrict, and develop recommendations for improved management to control land degradation. The study was conducted in March-May 2019 in Pasir Penyu Subdistrict, Indragiri Hulu District, Riau Province. The res…
The aim of this research is to determine the exact dose of oil palm empty bunch (OPEB) compost and NPKMg fertilizer which produced the highest growth and yield of oil palm in Ultisol soil.The study suggestedeffect of composite oil palm empty bunches with cow manure (2:1(w/w)) and NPKMg (13:6:27:4) fertilizer that enriched with trace elements; boron, copper and zinc. The study used a completely …
The objective of this study was to create the relationship model of Land Characteristics with Production as Formulation Land Suitability Criteria for palm oil (Elaeis guineensis Jacq.). The research was conducted in 6 stages; (1) Data Collection, (2) Data Analysis with stepwise regression and discriminant analysis, (3) Modeling Land Suitability Criteria with the boundary line method, (4) Valida…
ABSTRACT The purpose of this research was to obtain the best formulation of slice jam from kolang-kaling and red dragon fruit based on the characteristics. This research used experimental method by using a complete randomized design (RAL) with four treatments and four replications. The treatments were KN1 = kolang-kaling puree 90% and red dragon fruit puree 10%, KN2 = kolang-kaling puree 80% a…
ABSTRACT Velva is a frozen dessert made from fruits which has low fat and high fiber. The purpose of this research was to obtain the best combination of soursop and pineapple puree for quality and sensory velva produced. This study used a complete randomized design with five treatments and three replications, resulting in 15 experimental units. The treatment research were SN1: soursop pur…
ABSTRACT Snack bar is a solid rodshaped food, made from a mixture of dry ingredients such as cereals, nuts, grains and fruits which can be used as one of the alternative of practical food. Related to this point, the snack bar in this research was made from the combination of jackfruit seed flour and dried slice of ambon banana. The purpose of this research was to obtain a snack bar with…
ABSTRACT Bika ambon is one of the typical cakes from Indonesia. The purpose of this research was to obtain the best ratio of tapioca and purple sweet potato puree on the characteristics of bika ambon. This research used a Completely Randomized Design (CRD) with 5 treatments and 3 replications. If F count equal or bigger than F table, the analysis was continued with the Duncan New Multiple Ran…
ABSTRACT This study aims to determine the antimicrobial activity of lactic acid bacteria isolate from soybean epiderm against pathogens Escherichia coli 0157 and Staphylococcus aureus ATCC-25329. The experiment was conducted experimentally using Randomized Complete Design (RAL) with three treatments and five replications to obtain 15 experimental units. The treatment used lactic acid bacteria …
Pineapple and mangosteen peel can be used as ingredients in making instant drinks. This research aims to get the best ratio of pineapple extract and mangosteen peel extract to instant drinks product, and measure the level of preference of panelists. Research method was Completely Randomized Designed which consisted of five treatments and each treatment was repeated three times. Treatments of NM…
The purpose of this study was to determine the best ratio between carrot extract and red ginger to making instant powder drinking. This study used a completely randomized design (CRD) with 4 treatments and 4 replications. The treatment used for carrot extract and red ginger extract is P1 = (80% : 20%), P2 = (70% : 30%), P3 = (60% : 40%), P4 = (50% : 50%). The data obtained were an…
Instant drink is a processed food product in powder form, easily soluble in water, practical in its presentation, and has a large surface area. Instant drinks can be made from spices, fruits, grains and plants which generally can provide functional effects for health because they contain compounds that are good for the body, one of which is an antioxidant compound. The problem faced in the prod…
This research was aimed to obtain the best soaking time of banana peel in sodium metabisulfite for making of edible film from banana horn peel starch. This research is conducted by experiment which is carried out using the method of Complete Random Design (CRD) with four treatments and four replications. Data were statistically analyzed by analysis of variance (ANOVA) and continued with duncan…
This study aims to get the best ratio between corncobs and rubber seed shells in making of charcoal briquettes. The study was carried out experimentally using a completely randomized design method which consisting of 5 treatments and 3 replications to obtain 15 experimental units. The treatments in the study were ratio of corncob charcoal and rubber seed shell charcoal as follows: P1 (90:10), P…