Songklanakarin Journal of Science and Technology (SJST)

Volume 42 No 2 March - April 2020

pp. 248 - 476

Degradation of polyethylene terephthalate bottles after long sunlight exposure

Malinee Chaisupakitsin, Pitsamai Chairat-utai, and Chutima Jarusiripot

DOI: 10.14456/sjst-psu.2019.32

pp. 259 - 264 PDF PDF w/Links
Dental stem cells and their therapeutic role in oral tissue regeneration

Ashwini Savia Colaco

DOI: 10.14456/sjst-psu.2019.33

pp. 265 - 270 PDF PDF w/Links
Discomfort, fatigue and work-related musculoskeletal disorders associated with prolonged standing among Malaysian manufacturing workers: A mini review

Zutiqa Aqmar Yazuli, Karmegam Karuppiah, Enoch Kumar, Shamsul Bahri Md Tamrin, and Sivasankar Sambasivam

DOI: 10.14456/sjst-psu.2019.34

pp. 271 - 275 PDF PDF w/Links
Food partitioning of two co-occurring Terapontid fishes, Terapon jarbua and Pelates quadrilineatus, in coastal areas of Trang Province, Southern Thailand

Nuengruetai Yoknoi, Nittharatana Paphavasit, Jes Kettratad, and Prasert Tongnunui

DOI: 10.14456/sjst-psu.2019.35

pp. 276 - 284 PDF PDF w/Links
Effects of palm oil sludge as a supplement on Ganoderma lucidum (Fr.) Karst cultivation

Pornsil Seephueak, Chaisit Preecha, and Wuttichai Seephueak

DOI: 10.14456/sjst-psu.2019.37

pp. 292 - 298 PDF PDF w/Links
A-ideals and fuzzy A-ideals of ternary semigroups

Sudaporn Suebsung, Khwancheewa Wattanatripop, and Ronnason Chinram

DOI: 10.14456/sjst-psu.2019.38

pp. 299 - 304 PDF PDF w/Links
Hypolipidemic effect of methoxyflavone-enriched extract of Kaempferia parviflora in cholesterol-induced dyslipidemic rats

Somsuda Somintara, Bungorn Sripanidkulchai, Choowadee Pariwatthanakun, and Kittisak Sripanidkulchai

DOI: 10.14456/sjst-psu.2019.39

pp. 305 - 310 PDF PDF w/Links
Effects of aged garlic extract on spatial memory and oxidative damage in the brain of amyloid-β induced rats

Thanyaporn Wichai, Wanassanun Pannangrong, Jariya Umka Welbat, Amnard Chaichun, Kittisak Sripanidkulchai, and Bungorn Sripanidkulchai

DOI: 10.14456/sjst-psu.2019.40

pp. 311 - 318 PDF PDF w/Links
Discriminant methods for high dimensional data

Poompong Kaewumpai and Samruam Chongcharoen

DOI: 10.14456/sjst-psu.2019.41

pp. 319 - 331 PDF PDF w/Links
An EgHd3a-like and its alternatively spliced transcripts in the oil palm (Elaeis guineensis)

Sukhuman Whankaew, Kedsirin Ruttajorn, Claus Krogh Madsen, Torben Asp, Li Xu, Alisa Nakkaew, and Amornrat Phongdara

DOI: 10.14456/sjst-psu.2019.42

pp. 332 - 340 PDF PDF w/Links
Monitoring seasonal fine root dynamics of Hevea brasiliensis clone RRIM 600 in Southern Thailand using minirhizotron technique

Sakanan Saelim, Sayan Sdoodee, and Rawee Chiarawipa

DOI: 10.14456/sjst-psu.2019.43

pp. 341 - 348 PDF PDF w/Links
Fatigue and cyclic deformation behavior of non- and boronized austenitic stainless steel AISI 304 at room and elevated temperatures

Tharaphat Wiriyasaroj, Patiphan Juijerm, Berthold Scholtes, and Thomas Niendorf

DOI: 10.14456/sjst-psu.2019.44

pp. 349 - 354 PDF PDF w/Links
Chemical modification of biodegradable cassava starch films by natural mono-, di- and tri-carboxylic acids

Jutarat Prachayawarakorn and Jintapa Tamseekhram

DOI: 10.14456/sjst-psu.2019.45

pp. 355 - 362 PDF PDF w/Links
Optimum cost analysis of batch service retrial queuing system with server failure, threshold and multiple vacations

Niranjan S. P., Chandrasekaran V. M, and Indhira K.

DOI: 10.14456/sjst-psu.2019.46

pp. 363 - 374 PDF PDF w/Links
Influence of insole slope on bone joint stress, foot bone stress, and foot pressure distribution

Nattapon Chantarapanich, Sunton Wongsiri, and Kriskrai Sitthiseripratip

DOI: 10.14456/sjst-psu.2019.47

pp. 375 - 382 PDF PDF w/Links
Inheritance of pericarp pigment on crossing between black rice and white rice

Kristamtini, Taryono, Panjisakti Basunanda, and Rudi Hari Murti

DOI: 10.14456/sjst-psu.2019.48

pp. 383 - 388 PDF PDF w/Links
Growth and yield of five irrigated spring wheat varieties as influenced by seeding rate in Old Himalayan Piedmont Plain of Bangladesh

Mst Masuma Akhter, Akbar Hossain, Jaime A. Teixeira da Silva, Jagadish Timsina, and Md Shohidul Islam

DOI: 10.14456/sjst-psu.2019.49

pp. 389 - 396 PDF PDF w/Links
Pharmacognostic and physico-chemical investigations of the aerial part of Bacopa monnieri (L.) Wettst.

Tongchai Saesong, Prapapan Temkitthawon, Pranee Nangngam, and Kornkanok Ingkaninan

DOI: 10.14456/sjst-psu.2019.50

pp. 397 - 404 PDF PDF w/Links
On properties of generalized bipolar fuzzy semigroups

Pannawit Khamrot and Manoj Siripitukdet

DOI: 10.14456/sjst-psu.2019.51

pp. 405 - 413 PDF PDF w/Links
Foliar idioblasts in different-aged leaves of a medicinal plant (Annona muricata L.)

Dechen Pelden and Upatham Meesawat

DOI: 10.14456/sjst-psu.2019.52

pp. 414 - 420 PDF PDF w/Links
Change in economic value of forest ecosystem services caused by landslides in the upstream region of the lower northern Thailand

Kanchaya Maosew, Alongkorn Wongmun, and Jaruntorn Boonyanuphap

DOI: 10.14456/sjst-psu.2019.53

pp. 421 - 435 PDF PDF w/Links
A real-time hand segmentation method using background subtraction and color information

Pawin Prasertsakul, Jakkrit Dulayatrakul, Toshiaki Kondo, and Itthisek Nilkhamhang

DOI: 10.14456/sjst-psu.2019.54

pp. 436 - 444 PDF PDF w/Links
Corrosion of neutron/gamma-irradiated aluminium alloy 6061

Kotchaphan Kanjana and Jatechan Channuie

DOI: 10.14456/sjst-psu.2019.55

pp. 445 - 449 PDF PDF w/Links
Properties of healthy oil formulated from red palm, rice bran and sesame oils

Mayuree Chompoo, Nanthina Damrongwattanakool, and Patcharin Raviyan

DOI: 10.14456/sjst-psu.2019.56

pp. 450 - 458 PDF PDF w/Links
Ecological characterization of local entomopathogenic nematodes Steinernema sp. and its pathogenicity test against termites Macrotermes sp.

Priyantini Widiyaningrum, Niken Subekti, and Bambang Priyono

DOI: 10.14456/sjst-psu.2019.57

pp. 459 - 464 PDF PDF w/Links
Effects of invasive Ageratina adenophora on mycelial growth of some important soil fungi

Sujan Balami, Lal B Thapa, and Sanjay Kumar Jha

DOI: 10.14456/sjst-psu.2019.58

pp. 465 - 470 PDF PDF w/Links
On fuzzy quasi-prime ideals in near left almost rings

Pairote Yiarayong

DOI: 10.14456/sjst-psu.2019.59

pp. 471 - 482 PDF PDF w/Links