Vol. 2 No. 4 (2021): October-December

Research Article

• Study of Microstructure and Chemical Composition of Biochar from Agricultural Waste for Soil Improving Materials

  yotin kallayalert

  1-12

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• An Efficiency of Interval Estimation for Continuous Variable by Jackknifing and Bootstrapping Method

  Napattchan Dansawad

  13-22

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• A Generalized Exponential Ratio Estimator for Estimating the Population Mean Using Two Auxiliary Variables

  Napattchan Dansawad

  23-37

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• Effect of Carotenoids Vegetable Supplementation in Diet on Color Intensity of Siamese Fighting Fish

  ณฐพงศ์ เมธินธรังสรรค์

  38-46

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• Study of Sato Production with Japanese Sweet Potato and Sago Palm

  ๋Jittima Khorungkul

  47-57

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• The Study of Factor Related to Reaction Response and Fatigue among Truck Driver: Case Study of Central Region, Thailand

  อมตา อุตมะ

  58-72

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• The Development of Stray Dog Management System in Valaya Alongkorn Rajabhat University under the Royal Patronage

  Wisrut Kwankhoom

  73-84

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• Design of Up Draft Furnace for Melting Aluminum

  เลิศชาย สถิตย์พนาวงศ์

  85-96

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