Journal of Science and Technology Phetchabun Rajabhat University https://so04.tci-thaijo.org/index.php/jstpcru <p>Journal of Science and Technology Phetchabun Rajabhat University, It reports original research findings and provides technical perspectives in <strong>scientific, </strong><strong>Technology mathematics and Agiculture</strong>. The journal presents in depth scientific analyses with logical organization. It acts as a medium for exchange of knowledge and information between scholars. The journal publishes both original research and review articles. All submitted manuscripts are peer reviewed with online submission system. The JSTPCRU Journal is published every 6 months in an electronic format.<br /><br /></p> <p><strong>Authors can submit manuscripts to the journal for peer review with no publication fees.</strong><br /><br /></p> <p><strong>ISSN:</strong> 2774-0528 (Online) <span data-v-4fadc455=""> </span></p> <p><span data-v-4fadc455=""><strong>Peer review process:</strong> All submitted articles will be assessed by at least three referees and our review process is double-blinded.</span></p> <p><span data-v-4fadc455=""><strong>Types of articles:</strong> Research articles and review articles</span></p> <p><span data-v-4fadc455=""><strong>Language:</strong> Thai and English</span></p> <p><strong>Publishing schedule</strong><strong>: </strong>2 issues per year</p> <p>No. 1: January – June</p> <p>No. 2: July – December</p> en-US Scijournal@pcru.ac.th (Assoc.Prof.Dr.Sumalee Phimphan) Scijournal@pcru.ac.th (คุณแสงจันทร์ สอนสว่าง) Tue, 05 Dec 2023 00:00:00 +0700 OJS 3.3.0.8 http://blogs.law.harvard.edu/tech/rss 60 Strategy for promoting footvolley in Thailand https://so04.tci-thaijo.org/index.php/jstpcru/article/view/265388 <p>This article aims to disseminate the new sport, foot volley, to be known and continually developed in Thailand. In the past, Thai foot volleyball players have good playing skills and produce excellent results at the international level. But it is not as widely known as it should be. Foot volley is a sport that uses skills similar to takraw. Due to the fact that Thailand has a large number of takraw athletes. And it only takes a few weeks of practice to turn yourself into a foot volley player and be able to adjust the way you play. Therefore foreseeing the importance of foot volley that Thai people can do their job very well in order to build on the youth and Thai people who are interested. Therefore, foreseeing the importance of disseminating the sport of foot volley in terms of teaching and learning activities so that all levels of education in Thailand can learn. And the push towards international competition is in line with the 6th National Sports Development Plan (2017 – 2021), which aims to make sport an important part of the way of life. and encouraging people in all sectors to have sportsmanship and good quality of life both physical and mental health as well as having a body of knowledge in sports This will be the basis for the development of Thai sports towards international excellence.</p> <p> Thailand has an education that is developed in the field of sports. Sports science, physical education, strategies for the development of foot volley to be internationally developed. is the development of personnel To strengthen athletes and to organize training to educate and train trainers physical education student and those interested in volleyball as well as adding foot volley courses to the educational program in order to provide knowledge and competence in order to build on the sport of foot volley to be known and widespread at all levels of education. and to instill in the youth and the public familiarity with the sport of foot volley Continuously promote the management of competitions both national youth sports student and national sports To develop football volleyball players to develop and enhance their competitive experience to be able to compete internationally.</p> salakjit kanalit, Torsak Kaewjaratwilai, Suppawan Vongsrangsap Copyright (c) 2023 Journal of Science and Technology Phetchabun Rajabhat University https://so04.tci-thaijo.org/index.php/jstpcru/article/view/265388 Tue, 05 Dec 2023 00:00:00 +0700 The perceptions of pregnant women towards PM 2.5 pollution https://so04.tci-thaijo.org/index.php/jstpcru/article/view/267863 <p>The objective of this mixed methods research was to study pregnant women's perceptions of particulate matter 2.5 microns (PM 2.5) pollution in Chiang Rai Province. The quantitative study collected data from 108 pregnant women using stratified random sampling. The tools were a questionnaire to measure knowledge about prevention and health care when exposed to PM 2.5, and a measure of awareness of problem solving and health care when PM 2.5 occurred. The questionnaire had a reliability between 0.51 - 0.89. The data were analyzed using descriptive statistics. The qualitative study collected data by conducting in-depth interviews with 10 purposively selected pregnant women. The data were analyzed using content analysis and triangulation. The results found that pregnant women had a mean score of 7.55 in knowledge about prevention and health care in the event of PM 2.5 pollution, with a standard deviation of 1.18. They had the highest awareness of abnormal signs and symptoms when in a place with a large amount of PM 2.5, with a mean of 4.58, a standard deviation of 0.55, and had the least awareness of monitoring the severity of the PM 2.5 problem, with a mean of 4.31, a standard deviation of 0.65. In addition, they need information on how to self-care and deal with problems when faced with PM 2.5 pollution, as well as cooperation from all sectors to prevent and reduce PM 2.5. Therefore, education for pregnant women to keep themselves safe from PM 2.5 and cooperation from all sectors in preventing and reducing PM 2.5 pollution should be promoted.</p> Chompunut Sopajaree, kruawan kamfoo, Boonyapat Shatpattananunt, Srisuruk Kietmaneerut, Salisa Kodyee, Nathamon Wuttipan, Prapatsorn Thammetha, Nilawan Chanthapreeda Copyright (c) 2023 Journal of Science and Technology Phetchabun Rajabhat University https://so04.tci-thaijo.org/index.php/jstpcru/article/view/267863 Tue, 05 Dec 2023 00:00:00 +0700 Effects of the Curriculum for Enhancing Competencies in Health Promotion of the Elderly by Community Participation on Functional Fitness and Quality of Life https://so04.tci-thaijo.org/index.php/jstpcru/article/view/268279 <p>The purpose of this research was to examine effects of the curriculum for enhancing competencies in health promotion of the elderly by community participation on functional fitness and quality of life in Chom Thong Subdistrict, Mueang District, Phitsanulok Province. <br />This was a quasi-experimental study with one group pretest-posttest design to compare the functional fitness and quality of life of the elderly at baseline and at the end of experiment. <br />The sample group consisted of 30 purposively selected elderly students who participated in learning experience activities with demonstrations and curriculum exercises for a period of 12 weeks. Data were collected using validated tools, including a personal data record form, a Senior Fitness Test battery, and a Thai version of the brief form of the World Health Organization Quality of Life. The data were analyzed using descriptive statistics and a paired samples t-test. The results showed that at the end of experiment: mean scores of the functional fitness assessments, including diastolic blood pressure, waist circumference, upper and lower body muscle strength, lower body flexibility, balance and agility, and aerobic endurance significantly improved compared to those at baseline (p&lt;0.05); and mean scores of the quality of life assessments on overall and three components, including mental, social, and environmental aspects were significantly higher than those at baseline (p&lt;0.05).</p> <p>The results indicate that the curriculum can improve health and quality of life of the elderly. Therefore, it should be implemented in a way that is appropriate to the local context and is consistent with the problems, and that truly meets the needs of the elderly.</p> Chaiya Noradechanunt, Watchara Kiantah, Puangkaew Sankum, Primprapha Konkaew, Phimnipha Boonprasert, Ratcharaporn Mansiri Copyright (c) 2023 Journal of Science and Technology Phetchabun Rajabhat University https://so04.tci-thaijo.org/index.php/jstpcru/article/view/268279 Tue, 05 Dec 2023 00:00:00 +0700 Information system development for online inventory management case study Somsak Construction Materials Ltd., Partnership https://so04.tci-thaijo.org/index.php/jstpcru/article/view/264758 <p>The purpose of this study was to develop an information system for inventory management. A case study of Somsak Construction Materials Ltd., Partnership. and study the quality of information systems for managing inventory data The target group was 1 entrepreneur, Somsak Building Materials Ltd., Partnership, 2 partners, and 2 salespersons, totaling 5 people. <br />The researcher selects a specific target group as a person who actually works at Somsak Construction Materials Ltd., Partnership. The tool used in the research was the Visual Studio Code program combined with the Xampp program to store data in the database and a quality assessment form for information systems used for inventory data management The statistics used in data analysis were mean, percentage, and standard deviation. The study found that the Inventory management information systems are Able to check product information, add products, delete products, edit products, sell products, display the remaining amount of products in the system, and calculate change and issue receipts. The system is easy to use, users can easily learn and understand it. The overall quality of system usage was at a high level.</p> chadarat khwunnak, Phannapasa Pinkaew, Jirapong Tuikan, Suksa Uncharoen Copyright (c) 2023 Journal of Science and Technology Phetchabun Rajabhat University https://so04.tci-thaijo.org/index.php/jstpcru/article/view/264758 Fri, 15 Dec 2023 00:00:00 +0700 A comparison of avocado oil extraction between solvent extraction and oil screw press https://so04.tci-thaijo.org/index.php/jstpcru/article/view/267022 <p>The purpose of this research was to compare the amount of avocado oil obtained between solvent extraction (hexane and ethanol) and an oil screw press. Then we analyzed the physical and chemical quality. The solvent extraction with hexane and ethanol used Hass avocado powder with a solvent ratio of 1 : 2 by weight. It was found that the avocado oil content obtained from hexane solvent extraction was significantly higher than the other methods (p≤0.05) at 62.15 percent dry weight. Physical quality was founded on the fact that the avocado oil color extracted with hexane had a darker olive green color than other methods; the color value L* a * b *, viscosity, and density values were significantly higher than those of the other methods (p≤0.05): 24.18<u>+</u>2.00, 7.42<u>+</u>1.50, 0.89<u>+</u>1.99, 59.13<u>+</u>1.00, 11.79<u>+</u>1.65, 0.81<u>+</u>1.88 percentage, and 83.75<u>+</u>1.96 mg/kg fat, respectively. The chemical quality of palmitic acid, palmitoleic acid, stearic acid, oleic acid, octadecenedioic acid, linolenic acid, and antioxidants in avocado oil extracted with hexane were significantly higher than the other methods (p≤0.05). were founded at 24.18<u>+</u>2.00, 7.42<u>+</u>1.50, 0.89<u>+</u>1.99, 59.13<u>+</u>1.00, 11.79<u>+</u>1.65, 0.81<u>+</u>1.88 percentage, and 83.75<u>+</u>1.96 mg/kg fat, respectively. Peroxide value and acid value in avocado oil extracted by oil screw press were significantly higher than the other methods (p≤0.05): 10.28<u>+</u>1.52 meq kg-1 oil and 1.77<u>+</u>2.11 mg KOH/g oil, respectively.</p> Worarat Khayankan , Sarote Panyamongkol, Jintana Juntarit, Montira Wichitpornchai, Malinee Panyachokwimon Copyright (c) 2023 Journal of Science and Technology Phetchabun Rajabhat University https://so04.tci-thaijo.org/index.php/jstpcru/article/view/267022 Fri, 15 Dec 2023 00:00:00 +0700 Examination of Microbiological Qualities of Phrik Larb Sold in Tessaban 1 Market, Mueang Chiang Rai District, Chiang Rai Province https://so04.tci-thaijo.org/index.php/jstpcru/article/view/267137 <p>The objectives of this research were to study of total microorganisms, yeast and mold in Phrik Larb (Chili Spices Mix), Mueang Chiang Rai district, Chiang Rai province. Samples were taken from 3 shops to determine the total microorganisms, yeast and mold by standard plate count using pour-plate technique, then the number of colonies were count and then compared with the standard of community products in the category of Phrik Larb 493/2547 stipulates that the total microbial must exceed 1 × 10<sup>4</sup> colonies per 1 gram of sample and amount of yeast and mold must not exceed 100 colonies per 1 gram of sample. The results showed that different amounts <br />of microbial contamination, shop 1found the highest contamination (total microorganisms: <br />4.02 × 10<sup>4</sup>±0.7 colonies per 1 gram of sample, yeast and mold: 1.10×10<sup>4 </sup>±0.54 colonies per 1 gram of sample) followed by shop 3 (total microorganisms: 1.22 x 10<sup>4</sup>±1.58 colonies per 1 gram of sample, yeast and mold: 1.46 × 10<sup>3</sup> ± 0.00 colonies per 1 gram of sample) and shop 2 (total microorganisms: 1.38 x 10<sup>4</sup>±1.6 colonies per 1 gram of sample, yeast and mold: 1.97 × 10<sup>3</sup>±2.60 colonies per 1 gram of sample), respectively. When comparing the results of all microorganisms with the standard of community products in the category of Phrik Larb 493/2547, it was found that total microorganisms, yeast and mold in all 3 shops exceeded the standard.</p> Angsana Pratchayachompoo , Tippawan Prasertsin Copyright (c) 2023 Journal of Science and Technology Phetchabun Rajabhat University https://so04.tci-thaijo.org/index.php/jstpcru/article/view/267137 Fri, 15 Dec 2023 00:00:00 +0700 The Happiness level of LGBTQ+ people in Kamphaeng Phet Province https://so04.tci-thaijo.org/index.php/jstpcru/article/view/267180 <p>This research was a quantitative research and was aimed to study the level of happiness of LGBTQ<sup>+</sup> people in Kamphaeng Phet province. Samples were 385 LGBTQ<sup>+</sup> people in Kamphaeng Phet, using Cochran’s formula with the level of confidence at 95%. Tools used for this research was a questionnaire asking for the happiness level of LGBTQ<sup>+</sup> people in Kamphaeng Phet. Statistic used to analyze data was a descriptive statistic which were frequency and percentage.</p> <p> The result indicated that most of the LGBTQ<sup>+</sup> people in Kamphaeng Phet had a moderate level of happiness which was 53.25%. Followed by 28.05% of the LGBTQ<sup>+</sup> people who had the lowest level of happiness. Considering in each group of the LGBTQ<sup>+</sup> people, the lesbian, bisexual, transgender, queer, intersexual, and asexual people had a high level of happiness and gay people had the moderate level of happiness.</p> Kittisak Kumhem, Ratree Phorawat Copyright (c) 2023 Journal of Science and Technology Phetchabun Rajabhat University https://so04.tci-thaijo.org/index.php/jstpcru/article/view/267180 Fri, 15 Dec 2023 00:00:00 +0700 Model of a mushroom nursery with suitable for growth using Solid work program https://so04.tci-thaijo.org/index.php/jstpcru/article/view/267570 <p>The purpose of this research was to study the air distribution pattern in the mushroom nursery. Design and build a mushroom nursery with suitable temperature for mushroom growth. And compare the temperature obtained from the model with the temperature obtained from the mushroom house from the suitable model. There are 3 models of the model that installed the fan in different positions: 1<sup>st</sup> Model, model of mushroom nursery without ventilation fan. 2<sup>nd</sup> Model, model of mushroom nursery with ventilation fan at the gable and 3<sup>rd</sup> Model, model of the mushroom nursery with the ventilation fan installed in the middle of the mushroom nursery wall. The temperature was measured at 8 locations of the nursery at every 9 a.m. for 10 days. The results of the research showed that the installation of fans in different positions affected the distribution of air inside the mushroom nursery. The 2<sup>nd</sup> and 3<sup>rd</sup> models had good distribution of air inside the mushroom nursery. The temperatures shown from 1<sup>st</sup> , 2<sup>nd</sup> and 3<sup>rd</sup> Models were 31.0, 28.4 and 28.5 °C. For this reason, Model 2 has the most suitable distribution of air and temperature for mushroom growth. The Model 2 was used to build a real mushroom nursery, it turned out that the average temperature obtained was 28.4 °C.</p> Kanchanok Thongchub, Tanakorn Thongloy, Sirilak Keawrayub, Sarayut Pantian Copyright (c) 2023 Journal of Science and Technology Phetchabun Rajabhat University https://so04.tci-thaijo.org/index.php/jstpcru/article/view/267570 Tue, 19 Dec 2023 00:00:00 +0700 Antioxidant Activity and Tyrosinase Inhibition Activity of Seven Herbs https://so04.tci-thaijo.org/index.php/jstpcru/article/view/267162 <p>This research aimed to study on antioxidant activity and tyrosinase Inhibitory activity of Seven herbal extracts comprise <em>Murraya paniculata </em>(L.) Jack<em>.</em>, <em>Acacia catechu</em> (L.f.) Willd, <em>Cratoxylum formosum</em>, <em>Terminalia calamansanai</em> Rolfe, <em>Bombax ceiba</em> L., <em>Streblus asper</em> Lour. And <em>Pandanus amaryllifolius</em> Roxb.. The extraction method was macerated with 95 % ethanol. The antioxidant activities of all extracts were determined by DPPH method. The tyrosinase Inhibitory activity was tested by the Dopachrome method. The result showed that the <em>Acacia catechu</em> (L.f.) Willd) and <em>Streblus asper</em> Lour. extract had the highest DPPH radical inhibition at 90.95 %.<em>Murraya paniculata </em>(L.) Jack<em>.</em> and <em>Cratoxylum formosum</em> extract showed the highest tyrosinase inhibition of 19.68 %, followed by <em>Terminalia calamansanai</em> Rolfe (19.53 %) and <em>A.catechu</em> (19.20 %), respectively. This study revealed that <em>A. catechu</em> (L.f.) Willd and <br /><em>T. calamansanai</em> Rolfe represented a source of natural antioxidant and anti-tyrosinase compounds, which can be used in cosmetic formulations following further investigation.</p> Suthat Phaomuang, Suwichaya Buachard Copyright (c) 2023 Journal of Science and Technology Phetchabun Rajabhat University https://so04.tci-thaijo.org/index.php/jstpcru/article/view/267162 Tue, 19 Dec 2023 00:00:00 +0700 Development of rice seeding substrate media from agricultural residues https://so04.tci-thaijo.org/index.php/jstpcru/article/view/266221 <p>This research aims to determine nitrogen and the total organic matter in substrate media from agricultural residues, and the survival rate and the growth rate of rice. This research used a complete randomized design (CRD) for 5 treatments, including paddy soil, peanut, duckweed, paddy soil: peanut (1:1), and paddy soil: duckweed (1:1). The result showed that the duckweed had the highest nitrogen and total organic matter content. The average of nitrogen and total organic matter was 0.0439±0.0046 % and 72.80±0.30%, respectively. Using the mixture of paddy soil: peanut gave the highest rice seeding survival (98.10%). And the duckweed gave the best of rice growth at a statistically significant level of 0.05.</p> Soraya Teengam, Pranitda Pengngiw, Satapon Moongkumglang, Prasan Chalardkid Copyright (c) 2023 Journal of Science and Technology Phetchabun Rajabhat University https://so04.tci-thaijo.org/index.php/jstpcru/article/view/266221 Tue, 19 Dec 2023 00:00:00 +0700