Improved domestic demand perked up soya oil in Indore and adjoining mandis with soya refined (Ruchi) here today being quoted at ₹812, soya refined (Avi) at ₹805, soya refined Neemuch (Dhanuka) at ₹797 , Kalapipal (Ambika) at ₹810 and soya refined Pachor (MS) ruled at ₹803 for 10 kg respectively. Soya solvent also traded higher at ₹760-65 for 10 kg. Improved demand in oil and weak availability of soya seeds with the crushers because of rains and thunderstorms lifted plant deliveries of soyabean today to ₹4,025-50 a quintal. Soya DOC on the hand ruled stable at ₹31,500 on weak domestic demand.