Effect of planting methods and deficit irrigations on Water productivity (Kg m-3) of maize.
Note: D0: Full irrigation (10 irrigations); D1: Deficit Irrigation (one irrigation missing at six leaves stages); D2: Deficit Irrigation (one irrigation missing at twelve leaves stage); D3: Deficit Irrigation (one irrigation missing at flowering stage); D4: Deficit Irrigation (one irrigation missing at grain filling stage) and RM: Ridge planting method, FM: Flat planting method; BM: Broadcast planting method. NS: non-significant; LSD: least significant difference.