Research Articles – Page 52 – Asia-Pacific Journal of Science and Technology (APST)

Vol. 29 No. 05 (2024): SEP-OCT

The relationship between soil fertility, phosphorus uptake, and crop yields of paddy (Oryza sativa l.) under different farming systems of rice field

Mujiyo Mujiyo Department of Soil Science, Faculty of Agriculture, Universitas Sebelas Maret, Indonesia Erin S. Nurafidah Department of Soil Science, Faculty of Agriculture, Universitas Sebelas Maret, Indonesia Suntoro Suntoro Department of Soil Science, Faculty of Agriculture, Universitas Sebelas Maret, Indonesia Jauhari Syamsiyah Department of Soil Science, Faculty of Agriculture, Universitas Sebelas Maret, Indonesia DOI: https://doi.org/10.14456/apst.2024.78 […]

Vol. 29 No. 05 (2024): SEP-OCT

Quantitative phase analysis of electron beam weldments of copper and stainless steel 304 using XRD and SEM-EDX

Ajith R. Rajendran Division of Aerospace Engineering, School of Engineering and Technology, Karunya Institute of Technology & Sciences, Coimbatore, India Santhiyagu J. Vijay Division of Mechanical Engineering, School of Engineering and Technology, Karunya Institute of Technology & Sciences, Coimbatore, India Dev A. Manoharan Director Research, Noorul Islam Centre for Higher Education, Kanyakumari, India Kuzhanthai A. […]

Vol. 29 No. 05 (2024): SEP-OCT

Walking distance improvements in chronic obstructive pulmonary disease patients after home-based daily respiratory muscle training: A pilot study

Eakarach Wongsaya Research and Training Center for Enhancing Quality of Life of Working-Age People and Research and Graduate Studies, Khon Kaen University, Khon Kaen, Thailand Saowanee Nakmareong School of Physical Therapy, Faculty of Associated Medical Sciences, Khon Kaen University, Khon Kaen, Thailand DOI: https://doi.org/10.14456/apst.2024.76 Keywords: Breathing exercise Home-based exercise Inspiratory muscle training Six-minute walk test […]

Vol. 29 No. 05 (2024): SEP-OCT

Andrographolide production in in vitro cultures of Andrographis paniculata (Burm.f.) Nees

Duangporn Premjet Department of Agricultural Science, Faculty of Agriculture, Natural Resources and Environment, Naresuan University, Phitsanulok, Thailand Anupan Kongbungkerd Department of Biology, Faculty of Science, Naresuan University, Phitsanulok, Thailand Siripong Premjet Department of Biology, Faculty of Science, Naresuan University, Phitsanulok, Thailand DOI: https://doi.org/10.14456/apst.2024.75 Keywords: Andrographis paniculata (Burm.f.) Nees Covid-19 1-Naphthaleneacetic acid (NAA) 6-Benzyladenine (6-BA) Andrographolide […]

Vol. 29 No. 05 (2024): SEP-OCT

A comparative study of the structure and morphology of graphene oxide films on glass and aluminum supports by using dip coating

Zamen Karm Department of Production Engineering and Metallurgy, University of Technology, Baghdad, Iraq DOI: https://doi.org/10.14456/apst.2024.74 Keywords: Dip coating Graphene oxide films Thickness of film Weight loss Corrosion rate Abstract In this work, graphene oxide (GO) coating was deposited on glass and aluminum substrates via dip coating. The structural appearance of the coating layer deposited on […]

Vol. 29 No. 05 (2024): SEP-OCT

Effect of corn starch on sensory quality, physical quality, and consumer acceptance of gelatin-free pudding products

Chaiyasit Punfujinda Department of Food and Nutrition, Faculty of Home Economics Technology, Rajamangala University of Technology Thanyaburi, Pathum Thani, Thailand Paponpat Pattarathitiwat Department of Food and Nutrition, Faculty of Home Economics Technology, Rajamangala University of Technology Thanyaburi, Pathum Thani, Thailand Marin Saree Department of Food and Nutrition, Faculty of Home Economics Technology, Rajamangala University of […]

Vol. 29 No. 05 (2024): SEP-OCT

Community of endophytic bacteria colonized in Jerusalem artichoke observed under molecular technique

Patcha Boonmahome Department of Microbiology, Faculty of Science, Khon Kaen University, Khon Kaen, Thailand Wiyada Mongkolthanaruk Department of Microbiology, Faculty of Science, Khon Kaen University, Khon Kaen, Thailand DOI: https://doi.org/10.14456/apst.2024.72 Keywords: Bacterial community Colonization Endophytes Helianthus tuberosus L. Abstract Plant associated bacteria, named endophytic bacteria, colonize inside plant organs and mostly interact via plant growth […]

Vol. 29 No. 05 (2024): SEP-OCT

National yield reference for sugarcane management: Thailand case study

Piyapong Wongkhunkaew Faculty of Engineering, Khon Kaen University, Thailand Supasit Konyai Faculty of Engineering, Khon Kaen University, Thailand Vichai Sriboonlue Faculty of Engineering, Khon Kaen University, Thailand DOI: https://doi.org/10.14456/apst.2024.71 Keywords: Innovative trend analysis Small holding farmers Yield master chart Yield ratio Abstract In this study, a tool is proposed to assist small-scale sugarcane farmers in […]

Vol. 29 No. 05 (2024): SEP-OCT

Survival of probiotics Lactobacillus acidophilus TISTR1338 in a synbiotic-supplemented plant-based protein powder under various pH and temperatures

Panisa Ardsiri Department of Food Technology, Faculty of Technology, Khon Kaen University, Khon Kaen, Thailand Araya Chaoruangrit 1Department of Food Technology, Faculty of Technology, Khon Kaen University, Khon Kaen, Thailand Jaksuma Pongsetkul School of Animal Technology and Innovation, Institute of Agricultural Technology, Suranaree University of Technology, Nakhon Ratchasima, Thailand Sri Charan Bindu Bavisetty Department of […]

Vol. 29 No. 05 (2024): SEP-OCT

Investigation of nanofluid molten salts in a thermocline tank as a thermal energy storage system

Direk Nualsing Department of Mechanical Engineering, Faculty of Engineering, Thammasat School of Engineering, Thammasat University, Pathumthani, Thailand Nattadon Pannucharoenwong Department of Mechanical Engineering, Faculty of Engineering, Thammasat School of Engineering, Thammasat University, Pathumthani, Thailand Snunkhaem Echaroj Department of Mechanical Engineering, Faculty of Engineering, Thammasat School of Engineering, Thammasat University, Pathumthani, Thailand Keyoon Duanguppama Department of […]