Vol. 19 No. 1 (2020): Vol 19 No 1 [2020]

Research Articles

• 

  The community structure of beneficial and harmful arthropod fauna in rice field ecosysterms in lower Northern Thailand

  Pisit Poolprasert, Grant Berry, Keerati Tanruean, Tiwtawat Napiroon, Weeranut Saetang, Marisa Penpo, Supansa Duangrod

  1-12

  • PDF
• 

  A Study of Information Technology Risk Management of Government and Business Organizations in Thailand using COSO-ERM based on the COBIT 5 Framework

  Sakchai Tangprasert

  13-24

  • PDF
• 

  Robustness of CUSUM-Tukey’s Control Chart for Detecting of Changes in Process Dispersion

  Saowanit Sukparungsee, Suganya Phantu

  25-35

  • PDF
• 

  Asymptotic confidence ellipses for the re-parameterized inverse Gaussian distribution

  Wikanda Phaphan

  36-50

  • PDF
• 

  New ratio estimators for population mean in simple random sampling using robust regressionNew ratio estimators for population mean in simple random sampling using robust regression

  Nuanpan Lawson

  51-58

  • PDF
• 

  The predictions of a daily stock price direction from the Thai news content by using natural language processing

  Wikanda Phaphan, Aunchana Pimpisal

  59-79

  • PDF
• 

  A mathematical model of melioidosis transmission in humans and animals with the effect of a rainfall factor

  Pornwilai Chankitkan, Puntani Pongsumpun

  80-94

  • PDF
• 

  Daily Wind Speed Forecast Model at an Altitude of 120 Meters, Pak Phanang District, Nakhon Si Thammarat Province

  Warangkhana Riansut

  95-109

  • PDF
• 

  The spatial and temporal variations and trends of sea surface temperature in the Gulf of Thailand from satellite imageries

  Tawatchai Na-u-dom, Anukul Buranapratheprat, Siraporn Tong-u-dom

  110-123

  • PDF
• 

  The application of wastes from modified tapioca starch plant to produce the renewable energy using one stage anaerobic digestion system

  Piyavadee Srivichai , Chumaporn Rodsrida

  124-138

  • PDF