Rasbora cephalotaenia is found in the Kandis River. A study aims to understand the reproductive biology of R. cephalotaenia has been conducted on March - May 2018. The fish was sampled 4 times , once/ 2 weeks. Parameters measured were sex ratio, gonad maturity level, Gonad Somatic Index (GSI), fecundity and egg diameter. Results shown that there was 75 males and 53 females (sex ratio 2:1). Size…
High organic matter concentration that contained in palm oil mill effluent ranging from 35000 mg COD/L is most likely to be used as an alternative substrate for ethanol production. Stirring plays an important role in the anaerobic process and reactor performance efficiency because there is homogenization between microorganisms and substrate in order to optimize the hydrolysis stage and the prod…
This research was aimed to find out the ability of the second year students of SMK Muhammadiyah 2 Pekanbaru in comprehending report texts. The data were collected from April to May. The population of this research is the second year students of SMK Muhammadiyah 2 Pekanbaru. The number of sample is 39 students who are chosen by using cluster sampling technique. This research is a pre experimenta…
ABSTRACT Fungi Trichoderma LBKURCC1 is an isolate from soil of chocolate farm in Riau District in 2000. This Trichoderma fungi continues to be studied to the molecular level and finally it was named Trichoderma asperellum. This isolate can produce several enzymes, such as chitinase, cellulase, xylanase and laccase. The purpose of this study is to produce laccase from Trichoderma asperellum LB…
This research was aimed to determine the effect of the different concentration of NaOH to the quality of chitosan and antioxidant potential on chitosan of mangrove crab (Scylla serrata) shell. The experimental method was used in this research with Completely Randomized Design (CRD), which consists of three levels of treatment with different NaOH concentrations i.e. KT1 (50%), KT2 (55%) and KT3 …
This research was motivated by the high level of political participation in Senapelan sub-district, that is 60.9%. In reality, few people are willing to participate in politics. However, in contrast to Senapelan sub-district, there were a high participation. So the researcher want to see how the socialization obtained by the community resulting in high levels of participation. The formulation o…
Concrete is a construction material that is currently the most widely used in construction because it has many advantages. One of the advantages of concrete construction is that it is resistant to fire. However, the occurrence of a fairly high temperature change will have an impact on concrete, one of which is the change in the strength of the concrete. The quality of concrete in post-burner bu…
This study aims to describe the use of pronouns Riau Malay language isolate Serapung. The data in this research are informant's speech in the form of pronouns persona, pronoun pointer, and pronoun of the questioner in Riau Malay isolat Serapung. This research type is qualitative research with descriptive method. This research was conducted using interview technique, fishing technique, recording…
This article discusses the failure probability of the 2-within-consecutive (2, 2) out of (n,m) system with the form system of matrix and n is the number of the rows and m (m = 2; 3; 4) is the number of the columns. The approach used in this research is to evaluate the failure probability in every 2 × 2 matrix in the system by using a direct combinatorial method and the number of combinations o…
Traders of pecel catfish in Pangkalan Kerinci face limitations in competing with similar food business. On the other hand, the informal sector that is able to reduce unemployment is a small business. One form of small business that many stands is the business of tent pecel catfish. The purpose of this study is to analyze the alternative competitive strategies that should be done on the business…
Abstract Complementary Foods (MP-ASI) are given to infants older than 6 months to meet nutritional needs other than breastfeeding. This study aimed to determine the relationship of complementary feeding (MP-ASI) with anthropometric status on children aged 9-12 months at posyandu working area in Puskesmas Harapan Raya Pekanbaru. Design in this research was descriptive correlation with cross …
The purpose of this study was to determine the relationship between the incidence of postpartum blues with milk production mother with children admitted to the hospital room perinatology Arifin Achmad Pekanbaru 2017. The study design was analytic involving 73 respondents. The sampling method was accidental sampling. The analysis used is univariate and bivariate. The results showed that the …
Early childhood is a child at the pre-school stage (TK). This stage has very important role in the process of growth and development of children, because in preschool all potential that exists in children will experiencing either affective or psychomotoric cognitive development. The world of children is a world of play, through playing activities children can learn with a variety of things…
This research was conducted at the keramba farmers in the village of rice paddies of Northern Kampar Kampar Sub-district. The purpose of this research is to find out how social capital and the constraints faced by the farmers in the villages of keramba Rice in the running of social capital. The theory is the theory of social capital that is put forth by the Coleman consists of beliefs, social n…
This research was appointed because the author's curiosity about the marriage done by fellow people with visual impairments in Pekanbaru City. This study aims to see the meaning of marriage in married couples with visual impairments who live life like normal individuals. In addition, this study also sees the motives and experiences of married couples who are visually impaired in marriage a…
This research aims to analyze and gets empirical prove of organizational commitment, role ambiguity, and task complexity to auditor performance with motivation as moderating variable by empirical at KAP Padang and Pekanbaru as the object of research. Respondens in this research are auditors who work in public accounting firm at Padang and Pekanbaru. There 80 auditors from 15 accounting firm wer…
This research is conducted in Pasar Pagi Arengka area Pekanbaru City to know the value of willingness to pay traders to waste management and analyze income, education, age and duration of trade affecting value of willingness to pay. The data used in this research is the primary data obtained by using kusioner. The sample used is 71 respondent merchant in Pasar Pagi Arengka Pekanbaru City. The …
The purpose of this research is to out the effect of profitability, leverage, independent commissioners, and firm size to tax avoidance. The analytical method used in this study used multiple linier regression with the help of SPSS version 22. The data in this study is secondary data taken from the annual reports and company’s financial statements. The population in this reseach is 143 manufa…
Work agreement is devided into Work Agreement of Specific Time (PKWT) and work agreement unspecified time (PKWTT). Casual laborers are part of Agreement of Specific Time (PKWT) accordance with the provisions in Regulations the Law number 13 of 2003 about Manpower. Department of Hygiene and Pekanbaru City has a janitor who is a casual laborers with the statement of work. The janitor working syst…