Wichcha Journal Nakhon Si Thammarat Rajabhat University was established in 1981 to serve as a platform for disseminating scholarly works. The journal publishes research articles and academic articles in both Thai and English from faculty members, researchers, staff, and students from within and outside the university. The scope of the journal covers Science and Technology, including Physical Sciences, Biological Sciences, and Applied Sciences.

All submitted manuscripts must be original works that have not been previously published and are not under consideration for publication elsewhere. Each manuscript undergoes a rigorous peer-review process by at least three independent reviewers with expertise in the relevant field. The review process follows a double-blind peer review system, in which the identities of both authors and reviewers are concealed to ensure an objective and unbiased evaluation.

The journal is published by the Research and Development Institute, Nakhon Si Thammarat Rajabhat University. It is issued twice a year, with Issue 1 (January - June) and Issue 2 (July - December). The journal does not charge any submission or publication fees at any stage of the publication process.

ISSN 3027-737X (Online)**

ISSN 0125-2380 (print) ---> cancelled
ISSN 2672-958X (Online) ---> cancelled

Announcements

Wichcha Journal, Nakhon Si Thammarat Rajabhat University, Achieves TCI Tier 1 Classification

2026-06-30

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Wichcha Journal, Nakhon Si Thammarat Rajabhat University, has been officially recognized as a Tier 1 journal in the Thai-Journal Citation Index (TCI) database as a result of the 5th TCI Journal Quality Evaluation (Second Evaluation Round, 2026-2029) conducted by the Thai-Journal Citation Index Centre (TCI). The journal's Tier 1 recognition is effective for the four-year evaluation period from 1 January 2026 through 31 December 2029.

Outstanding Reviewers at the Journal Level 2025 (Reviewer Recognition and Certificate by Editor: RRC-E 2025)

2026-03-02

📢The Thai Journal Citation Index Centre (TCI) Announces Outstanding Reviewers at the Journal Level for 2025 (Reviewer Recognition and Certificate by Editor: RRC-E 2025)

The editorial boards of journals indexed in the TCI database have completed the selection of 🎉Outstanding Reviewers at the Journal Level for the year 2025. The Thai Journal Citation Index Centre (TCI) has officially published the list of selected reviewers on its website.

🔎 The announcement can be accessed at: 👉 https://rrc.tci-thaijo.org/announcement#journal_level  

DOI Verification for Articles Published Since 2023

2025-12-29

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Wichcha Journal Nakhon Si Thammarat Rajabhat University

ISSN 3027-737X (Online)

Wichcha J NSTRU is pleased to announce that Digital Object Identifiers (DOIs) have been successfully registered for all articles published from B.E. 2566 (2023) onward.

Authors are kindly requested to verify the DOI assigned to their articles by visiting the article webpage on the journal’s website.

The DOI registration covers the following issues:

Thank you for your cooperation.

The Editorial Board

Current Issue

Vol. 45 No. 1 (2026): January - June 2026

Published: 05-02-2026

Full Issue

PDF (FULL ISSUE) (ภาษาไทย)

Research Articles

Genetic Diversity of Cocoa Varieties in Nakhon Si Thammarat Province Assessed by AFLP Markers

Kedsirin Ruttajorn, Verakiat Supmee, Juthamas Suppapan

1-14

PDF (ภาษาไทย)

Properties of Reclaimed Asphalt Pavement (RAP) Stabilized with Crushed Rock and Stone Dust

Khemaporn Khan-ngern, Saravut Jaritngam, Opas Somchainuek

15-26

PDF (ภาษาไทย)

Effects of Bamboo Soil and Organic Fertilizer on the Growth and Yield of Dictyophora indusiata Grown in Pots

Komgrit Saeng-ngoen, Winakon Theerak

27-36

PDF (ภาษาไทย)

Effect of Paclobutrazol on the Slow Growth of Momordica cochinchinensis (Lour.) Spreng In Vitro

Sainiya Samala, Ponlawat Pattarakulpisutti, Sompong Te-chato, Sureerat Yenchon

37-47

PDF (ภาษาไทย)

Study on the Optimal Factors for Briquetting Charcoal from Coconut Shells Using a Full Factorial Experimental Design

Yossawat Cheewaworanontree, Kridtharit Thongsin, Piya Rontlaong

48-62

PDF (ภาษาไทย)

Effect of Planting Materials and Chemical Fertilizers on the Growth and Yield of Clitoria ternatea L.

Anan Piriyaphattarakit, Ponkamon Ruploet, Kanjapat Mekarun, Mariya Sankeaw, Patcharee Dechlay, Sukhumaporn Saeng-ngam

63-73

PDF (ภาษาไทย)

Effects of Operating Modes and Electric Potential Difference on Image Quality and Elemental Analysis of Zinc Oxide Nanomaterials

Nidcha Aroonrote, Teerasak Thianthiradait

74-89

PDF (ภาษาไทย)

Effects of Salt-Farm Residue Application Rate on Fruit Quality of ‘Hom Thong’ Banana

Boonchart Kativat, Songsak Thamjumrat, Nanapas Suwansink, Kittima Leelapongwattana, Saran Sawatdimongkol, Sopon Antako

90-103

PDF (ภาษาไทย)

Diversity and Nutritional Value of Local Vegetable Side Dishes (Pak Nhor) in Muang Khon–Style Thai Rice Noodle Meals within the Kao–Pa–Na–Lay Context of Nakhon Si Thammarat Province

Chantira Wongwichian, Jutaporn Limsuwanmanee, Jatuporn Khongtong, Somrak Rodjaroen

104-122

PDF (ภาษาไทย)

Focal Mechanisms from Waveform Inversion and Multiple Velocity Models: Phayao Fault Zone, Northern Thailand

Kasemsak Saetang, Helmut Duerrast

123-144

PDF
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