Editorial Statement

The accuracy comparison of time series model between Winters’ exponential smoothing and Box - Jenkins methods: A case study of forecasting garden coconut price

101-113

Effects of paclobutrazol on vegetative growth and tuber yield of sweet potato (Ipomoea batatas)

114-123

The quality of vermicompost from sweet potato crop wastes and its impact on growth promotion of Brassica chinensis

124-133

Coefficient of performance increase for split-type air conditioners using heat loss recovery

134-147

Altitude control of an adaptive controller combine with Kalman filter for a mini-quadrotor aircraft

148-156

Application of Kansei engineering in Thai government hospitals

157-170

The paint factory’s wastewater: COD removal by chemical precipitation method

171-181

Selecting the best logistics provider by the Fuzzy analytic hierarchy process: A case study of rubber products manufacturing

182-193

An evaluation method of greenhouse gas reduction by the installation of a photovoltaic cells system: Case study of smart grid network in the University of Phayao

194-206

Parameter identification of DC motor model by flower pollination algorithm

207-219