ABSTRACT Microalgae has an important role in the world of fisheries, because the availability of microalgae is needed as a natural feed in the hatchery business of fish and shrimp. One type of microalgae that is potential to be developed as a natural feed is Dunaliella salina. Factors that influence affect the density and carotenoids of D. salina is the intensity of light because it has an …
This research aims to investigate the effect of organizational culture and work motivation on the work productivity of state junior high school teachers in west Rengat of Indragiri Hulu Regency. This study was carried out at State Junior High Schools in West Rengat of Indragiri Hulu Regency. This study empoyed a survey research. The population was 106 teachers in which 52 teachers were taken a…
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…
This study aims to determine the effect of the character likes to read students towards the learning interest of PPKn in the Mine 4 Middle School in Tambang District, Kampar Regency. As for the population, there are 322 students in class VIII and 64 students using a proportional random sampling technique. Data collection techniques used are through observation, questionnaires and documentation.…
Abstract Hemodialysis is one of the renal replacement therapies that used to remove fluids and waste products from the body in patients with Chronic Kidney Disease (CKD). One of the major problems caused by hemodialysis therapy is sleep disturbance which will affect the quality of sleep. The aim of this study was to determine the factors that associated with quality of sleep in hemodialysis pa…
This research aims to determine the influence of managerial ownership of profitability and its impact on the value of companies in manufacturing companies listed on the Indonesia Stock Exchange (IDX) period 2015 to 2017. The population of this research is a manufacturing company listed on the Indonesia Stock Exchange from 2015 to 2017 that has data on profitability and managerial ownership, as …
ABSTRACT Noken is the one of the variety handicraft in Indonesia from Papua. Noken is listed on UNESCO as an Indonesian culture heritage that must be preserved. Augmented Reality (AR) technology can be implemented into an interactive application, so it can increase people attractiveness to know and to introduce Indonesian traditional handicrafts to the world. Commonly, AR application uses sp…
This study aims to determine the effect of work motivation and work involvement on job satisfaction partially and simultaneously. This study uses a questionnaire as a tool for collecting data distributed to 71 respondents to the nurse at mother and child hospital Eria Bunda Pekanbaru. The data is then processed using descriptive analysis and statistical analysis using SPSS 16 by conducting vali…
This study was conducted in Sungai Perak Sub-district Tembilahan in Indragiri Hilir. This research was conducted to obtain information about the meaning of formal education for farmers with the purpose of knowing the cause of school dropouts and parental views of school dropouts in Sungai Perak village. The theory of Hasbunallah is the theory of education and Mutrofin theory of the cause of sch…
The use of growth regulators in one way to accelerate plant growth and develoment. Growth regulators that are naturally present in plants are auxin, geberelin, cytikinin, abscisic acid, and ethylene. Auxin hormone is a hormone that regulates root growth in plants, can be produced by plants or added from outside (exogenous hormone). This reseach was conducted to determine the concentration of na…
The potential source of diversity in the Riau peat swamp ecosystem can still be explored. This research was conducted to know the microalgae community structure from the peat swamp ecosystem of giam siak kecil-bukit batu biosphere reserve (CBGSK-BB) and produce a design of work sheet of students, in July-September 2018. The research method was field data collection with explorative research, wh…
Muscular strength is one of the physical fitness components that can be achieved by doing series of exercises. Technique used to test a person’s muscular strength is to measure a group of muscles that represents the body, including the abdominal muscle. This study aims to compare the abdominal muscle strength of Pekanbaru LibuRUN Community with Running Exercise Program and sedentary group. Th…
Oyster mushroom (Pleurotus ostreatus) has good nutritional value for health and economical. Sawdust is substrate for cultivation P. ostreatus which contains many complex compounds such as cellulose, hemicellulose and lignin. This compounds are more difficult to be degraded. Inoculating bioactivators on composting substrates can accelerate the composting process and provide initial nutrients tha…
Instagram is a social media which is now a multifunctional media, for example as a medium for entertainment, business, culinary, travel and so forth. The diversity of functions of Instagram is a way for audiences to satisfy their needs, so that media users use Instagram with different goals, one of which is the need for entertainment. This study aims to determine the level of motives for using …
Paper disc velocimeteris used to measure the movement of water flow such as the speed and direction of groundwater flow. This test tool has an important component in determining the results of the speed and direction of water flow namely paper, ink and foam. Indonesia has various types of paper and ink. Spread of ink on paper is divided into two, namely the spread of convection and diffusion. T…