Bt.cotton under different irrigation schedules, to assess the effect of drip irrigation schedules and fertilizer levels on spectral reflectance of Bt.cotton, to assess the water use efficiency and economic feasibility of drip irrigation system for Bt.cotton. The cotton (BT. Bunny), now a popular variety having good fibre quality for present study. The drip irrigation scheduled at 0.5 PE is better in regards with the growth attributes of Bt.Cotton viz., plant height, number of functional leaves, leaf area, number of squares per plant, number of green balls per plant. Application of 125% RDF...