Journal of Science and Technology Phetchabun Rajabhat University 2023
Volume 3 Issue 1 January-June (2023)

วารสารวิทยาศาสตร์และเทคโนโลยี มหาวิทยาลัยราชภัฏเพชรบูรณ์ ปี 2566
ปีที่ 3 ฉบับที่ 1 มกราคม-มิถุนายน (2566)

Published: 2023-06-23

Research articles

Educational innovation and technology To promote competence in digital skills with the geographical processes in the community area of Wat Phosphaphon Charoen School

Ntapat Worapongpat, Patchara Sornsilp

1-13

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Prevalence and Associated Factors of Thrombocytopenia in dogs visited the Animal Hospital of Chiang Rai Rajabhat University from June to September 2022

Sunida Chaiyapan, Supaporn Udomsup, Siddhiwasan Dolvongchantong, Kanana Ardsoungnearn

14-20

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Application of Monte Carlo Simulation Technique to Design Reservoir Area: A Case Study for Nong-Bua Reservoir in Chiang Rai, Thailand

Suruswadee Nanglae, Thanayut Changruenngam, Pongsakorn Suwannawong, Waysarat Boonmasak, Janejira Nadoon

21-29

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Stability of Linear Time-varying delay Systems via Modified Integral Inequality

Noppadol Mayomhin, Wanwisa Puangmalai

30-40

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Use of Herbal Fermented Water to Control Aphids and Support Growth in Latuca Saivar ‘Green Oakleaf’

Yanida Punyoaw, Soawarod Komon, Rattiyaporn Jaidee

41-52

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The Study a Relationship of Vehicle Volume with Total Suspended Particulate (TSP) and Particle Matter Less Than 2.5 Microns (PM2.5), Mueang District, Kamphaeng Phet Province

Patiphan Ketnak, Wilailak Suanmali

53-59

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Development of banana coated calcium supplements from tilapia bone

Nuttawan Loettanong, Waraporn Chuenrarouy, Gannigar Onsamlee

60-71

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DESIGN OF PRODUCTION PLANNING PROCESS FOR HYDRAULIC EXCAVATOR FACTORY

Ntapat Worapongpat, Pipat Kongtek

72-79

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