Songklanakarin Journal of Science and Technology (SJST)

Volume 46 No 3 May - June 2024

pp. 246 - 322

New transformed estimators in stratified random sampling: A case study on rubber production in Thailand

Natthapat Thongsak and Nuanpan Lawson

pp. 246 - 255 PDF PDF w/Links
Effect of supply and demand of phloem sugar on the proportion of brachypterous forms of the rice pest Nilaparvata lugens Stål (Hemiptera: Delphacidae)

Piyanut Nasonthron, Anoma Dongsansuk, and Ubon Tangkawanit

pp. 256 - 262 PDF PDF w/Links
The evaluation of Thai herbal Leard-Ngam formula for relieving pain in primary dysmenorrhea: Randomized controlled trial

Sunisa Leemud, Kusuma Sriyakul, Chuntida Kamalashiran, Sucharat Tungsukruthai, Somboon Kietinun, and Parunkul Tungsukruthai

pp. 263 - 269 PDF PDF w/Links
Minimization of hazard risk from fresh-cut galangals using natural biosurfactant fermented from sour cherry

Priyada Sittisart, Piyawan Gasaluck, Janjira Pinyo, Patcharawan Sittisart, and Thitikorn Mahidsanan

pp. 270 - 278 PDF PDF w/Links
Comparative analysis of QUEST and CHAID decision tree methods in assessing the performance of conventional commercial banks

Winona Nova Meilinda Saragih, Zahedi, and Badai Charamsar Nusantara

pp. 279 - 285 PDF PDF w/Links
Ethanolic and water rhizome extracts of Ligusticum chuanxiong Hort alleviate hypoxia/reoxygenation-injured H9c2 cardiomyoblasts through up-regulated ERK1/2 and Bcl-2 expression

Orapin Gerdprasert and Punnee Nusuetrong

pp. 286 - 293 PDF PDF w/Links
Further results on the Diophantine equation x2 + 16 ∙ 7b = yn when n is even

Siti Hasana Sapar, Kai Siong Yow, and Hoa Pham

pp. 294 - 301 PDF PDF w/Links
Sequences space ℓpN of neutrosophic real numbers

Arghyadip Debroy, Runu Dhar, and Binod Chandra Tripathy

pp. 302 - 308 PDF PDF w/Links
Properties of rough fuzzy prime ideals in Γ rings

Durgadevi P. and Ezhilmaran Devarasan

pp. 309 - 315 PDF PDF w/Links
Microstructure and wear behavior of arc thermal sprayed base-cutter blades in sugarcane harvesters

Chuleeporn Paa-rai and Nuchira Dejang

pp. 316 - 322 PDF PDF w/Links