Table 5.

Irrigation water application in each crop grown and at the systems level under four scenarios from 2009–10 to 2013–14 in Karnal, India.

Scenario	2009–10	2010–11	2011–12	2012–13	2013–14	Overall2	2009–10	2010–11	2011–12	2012–13	2013–14	Overall2
	Irrigation water (cm ha−1)						Total water input (irrigation + rainfall) (cm ha−1)
Wheat
1	42a1	43b	38c	28b	36a	37ab	44a1	51b	41c	48b	53a	47ab
2	44a	40c	41bc	30b	31b	37b	47a	48c	43bc	50b	48b	47b
3	41a	48a	47a	37a	27c	40a	44a	56a	49a	57a	44c	50a
4	40a	48a	45ab	36a	28bc	39ab	43a	56a	47ab	56a	45bc	49ab
Rice/maize
1	194a	242a	237a	250a	216a	228a	270a	282a	280a	308a	252a	278a
2	135b	171b	163b	210a	192ab	174b	230b	219b	206b	268a	228ab	230b
3	134b	115c	121c	148b	163b	136c	234b	166c	164c	204b	206b	195c
4	13c	13d	39d	27c	33c	25d	88c	65d	82d	83c	76c	79d
Mungbean
1	0b	0b	0b	0b	0b	0b	14b	23ab	0b	2b	14c	11b
2	24a	7a	16a	10a	9a	13a	29a	24a	16a	12a	23a	21a
3	24a	8a	17a	9a	10a	14a	29a	23bc	17a	12a	18b	20a
4	24a	7a	15a	9a	9a	13a	29a	22c	15a	12a	18b	19a
System
1	236a	285a	275a	278a	252a	265a	328a	357a	321a	358a	318a	336a
2	204b	217b	220b	250a	232ab	225b	306b	291b	265b	330a	299a	298b
3	200b	170c	185c	194b	199b	190c	307b	244c	231c	272b	268a	264c
4	77c	69d	99d	72c	70c	77d	160c	143d	144d	150c	139b	147d

¹Within a column for each season and the system, means followed by the same letter are not different at the 0.05 level of probability.

²Based on mixed model analysis for repeated measures by fitting covariance structure.