Table 6.

Irrigation and total input water productivity of wheat, rice/maize, mungbean, and system grown under different scenarios during 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 productivity (kg grain m−3)						Total input water productivity (irrigation + rain) (kg grain m−3)
Wheat
1	1.20b1	1.14c	1.57a	1.68a	1.27b	1.37b	1.13b1	0.96c	1.49a	0.96a	0.87b	1.08b
2	1.26Ab	1.35a	1.45a	1.64ab	1.48b	1.44b	1.19ab	1.13a	1.37a	0.99a	0.96b	1.13b
3	1.35A	1.24b	1.39a	1.52ab	2.36a	1.57a	1.27a	1.07b	1.33a	0.98a	1.44a	1.22a
4	1.36A	1.28ab	1.54a	1.47b	2.09a	1.55a	1.28a	1.10ab	1.46a	0.94a	1.30a	1.22a
Rice/maize
1	0.41B	0.25b	0.31c	0.28b	0.34b	0.32b	0.30b	0.22c	0.26d	0.23b	0.29b	0.26c
2	0.64B	0.43b	0.51b	0.38b	0.42b	0.48b	0.38b	0.33c	0.40c	0.30b	0.35b	0.35b
3	0.60B	0.65b	0.64b	0.38b	0.39b	0.53b	0.34b	0.45b	0.47b	0.27b	0.31b	0.37b
4	4.96A	5.62a	2.12a	3.47a	2.36a	3.71a	0.71a	1.12a	1.01a	1.12a	1.01a	0.99a
Mungbean
1	0.00B	0.00c	0.00c	0.00c	0.00b	0.00c	0.00b	0.00c	0.00c	0.00c	0.00b	0.00c
2	0.27A	0.76a	0.15a	0.00c	0.00b	0.24a	0.23a	0.22a	0.15a	0.00c	0.00b	0.12b
3	0.00B	0.39b	0.06b	0.06b	0.11a	0.12b	0.00b	0.14b	0.06b	0.05b	0.055a	0.06a
4	0.00B	0.42b	0.07b	0.07a	0.11a	0.13b	0.00b	0.14b	0.07b	0.06a	0.056a	0.06a
System
1	0.57D	0.40d	0.49d	0.43c	0.48c	0.47d	0.41c	0.32d	0.42d	0.33c	0.39c	0.37d
2	0.82B	0.67c	0.74c	0.53bc	0.55c	0.66c	0.55b	0.50c	0.60c	0.40bc	0.42c	0.49c
3	0.70C	0.86b	0.88b	0.59b	0.66b	0.74b	0.46c	0.60b	0.69b	0.42b	0.49b	0.53b
4	1.58A	2.13a	1.86a	2.09a	2.02a	1.94a	0.77a	1.02a	1.20a	1.00a	1.01a	1.00a

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.