An Assessment of Crop Water Productivity in the Indus and Ganges River Basins: Current Status and Scope for Improvement.Published in:IWMI Research Reports Series, 2010, n. 140, p. 1, doi. 10.5337/2010.232By:Xueliang Cai;Sharma, Bharat R.;Matin, Mir Abdul;Sharma, Devesh;Gunasinghe, SarathPublication type:Article