The Demand Analysis for Urea and TSP Fertilizer for Wetland Paddy Farming in Java
(Analisis Permintaan Pupuk Urea dan TSP pada Usahatani Padi Sawah di Jawa)
The objective of this research was to know the factors that influenced and the elasticity of demand for Urea and TSP fertilizer for wetland paddy farm in Java.
The research used time series data during 1981-1998 that combined with cross section data for 4 province: west java, central java, yogyakarta, and east java. The data was taken from cost structure for wetland paddy farm conducted by central bureau of statistic of Indonesian (BPS). Analysis method used to the multiple regression.
The result showed that trend of demand for Urea fertilizer to be on the increase and trend of demand for TSP was on the decrease. The factors that influenced of demand for Urea was price of paddy (0,117), price of Urea (-0,344), price of TSP (0,153) price of seeds (0,252), and dummy variable – province. The factors that influenced of demand for TSP was price of TSP (-0,423), price of seeds (-0,514), and dummy variable – province.
Key word: demand, fertilizer, wetland paddy
 Staff Pengajar Jurusan Agribisnis Fakultas Pertanian Universitas Trunojoyo