CROP WATER STRESS INDEX FOR POTATO UNDER SUBSURFACE DRIP IRRIGATION CALIBRATION OF THREE COMMON FLOW MEASUREMENT DEVICES FOR OPEN CHANNELS Assessing environmental impacts of constructed wetland effluents for vegetable crop irrigation INFLUENCE OF DEFICIT IRRIGATION AND PARTIAL DRY OF ROOT ZONE ON SQUASH CROPYIELD AND WATER USE EFFICIENCY IRRIGATION MANAGEMENT OF PEPPER CROP UNDER SURFACE AND SUB-SURFACE DRIP IRRIGATION SYSTEMS BY USING EXPERT SYSTEM, IRRIMET AND CROPWAT EFFECT OF IRRIGATION BY GATED PIPES AND TRADITIONAL IRRIGATION SYSTEM WITH MIXED WATER ON SOIL, DRAINAGE WATER AND CROP ENERGY COMSUMED, WATER PRODUCTIVITY AND VITAMIN (C) CONCENTRATION OF ORANGE CROP UNDER DIFFERENT IRRIGATION SYSTEMS Implications of Water Stress and Organic Fertilization on Growth, Yield and Water Productivity of Cauliflower (Brassica oleracea var. botrytis, L.) NUMERICAL MODELING FOR SOIL WATER MOVEMENT UNDER DEFICIT IRRIGATION AND PARTIAL ROOT ZONE DRYING