Table 5.

Impact of deficit irrigation scheduling, crop geometry, planting techniques and moisture conservation measures on green, blue and total water footprint (m³ t⁻¹) in plant-ratoon-ratoon crop cycle.

Treatments	Plant crop			Ratoon crop (I)			Raton crop (II)
	GWFP	BWFP	TWFP)	GWFP	BWFP	TWFP	GWFP	BWFP	TWFP
Irrigation scheduling (I)
I0	38, 38	205.92	244, 30	56.85	163.70	220.54	74.20	180.70	254.90
I1	39.69	168.74	208.44	51.32	110.81	162.13	73.18	133, 63	206.81
t-test (p = 0.005)	NS	NS	NS	NS	27.55	34, 59	NS	19.37	24.41
Planting techniques (P)
150 × 45 cm	39.73	189.94	229.67	54.21	137.19	191.39	75.59	161.29	236.88
150 × 60 cm	41.91	201, 08	242.99	61.02	155.33	216.35	82.56	175.85	258.40
90 cm	35.47	170.97	206.44	47.02	119.24	166.56	62.91	134.38	197.29
t-test (p = 0.005)	3.99	20.50	24.47	2.85	7.40	10.24	7.57	16.61	24.13
Interaction effect (I × P)
t-test (p = 0.005)	NS	NS	NS	NS	10.47	14.48	NS	NS	NS
Water conservation measures (C)
Composted coir pith	31.18	169.55	204.88	49.50	124.97	174, 47	68.71	146.52	215, 22
Sugarcane trash	34.68	188.33	227.47	51.00	129.14	180.13	71.40	152.17	223.57
Control	38.71	204.12	246.76	61.75	157.64	219.40	80.96	172.82	253.78
t-test (p = 0.005)	2.32	10.97	13.27	2.36	6.40	8.75	4.70	10.26	14, 92
Interactions effects (I × C)
t-test (p = 0.005)	NS	NS	NS	3.34	9.05	12.37	NS	NS	NS
Interactions effects (P × C)
t-test (p = 0.005)	NS	NS	NS	4.09	11.09	15.51	8.13	17.77	25.84
Interactions effects (I × P × C)
t-test (p = 0.005)	NS	NS	NS	NS	15.68	21.43	NS	NS	NS

I₀ full irrigation at recommended intervals with 100% crop ET replacement, I₁ deficit irrigation scheduling at recommended intervals with 75% crop ET replacement, GWFP green water footprint, BWFP blue water footprint, TWFP total water footprint.