Aside from new varieties that have lower water requirements, pest- and disease-resistant gene-spliced crop varieties also make water use more efficient indirectly.
But one of the issue if you have with that is for disease and pests, if you want to have crop rotation which when you only have one place to grow something it's kind of like, am I going to take three years off growing tomatoes.
These include a joint clean energy research and development center, the establishment of a global disease detection center in India, and an agreement for cooperation in weather and crop forecasting.