Irrigation or reading date	Water use (mm)				FAO56 ET_o	Crop coefficient k_c
	Furrow		Trickle source		FAO56 ET_o	Furrow		Trickle source
	Traditional	Partial	Point	Line	mm	Traditional	Partial	Point	Line
3-Oct	Applying 51 mm before potato seeding using surface irrigation
10-Oct	Seeding after evaporating 13 mm soil water depth				24.40	0.53	0.53	0.53	0.53
22-Oct	21.00	21.00	21.0	21.00	35.50	0.59	0.59	0.59	0.59
4-Nov	24.00	18.25	19.74	21.49	29.30	0.82	0.62	0.67	0.73
14-Nov	22.00	15.21	18.90	21.03	21.60	1.02	0.70	0.88	0.97
25-Nov	22.00	16.12	19.11	19.20	19.90	1.11	0.81	0.96	0.96
7-Dec	23.50	17.04	19.74	20.57	20.40	1.15	0.84	0.97	1.01
27-Dec	31.20	24.63	26.68	27.63	28.20	1.11	0.87	0.95	0.98
18-Jan	24.30	21.34	22.78	24.19	26.30	0.92	0.81	0.87	0.92
2-Feb	19.00	18.25	17.43	17.37	25.85	0.74	0.71	0.67	0.67
122 d	200.00	164.83	178.38	185.49	231.45	0.89	0.72	0.79	0.82