There are many agricultural techniques that can help in this scenario. A very flexible, low cost solution would be increasing the water holding capacity of the soil to help pull crops through the most severe drought periods. increasing soil organic matter (SOM) by 1% can increase your moisture holding capacity by 17,000L's/ha. Increase SOM, CEC, and soil aeration by using products like Humalite: https://www.blackearth.com/blog/bid/352170/When-Every-Drop-of-Water-Counts
There are many agricultural techniques that can help in this scenario. A very flexible, low cost solution would be increasing the water holding capacity of the soil to help pull crops through the most severe drought periods. increasing soil organic matter (SOM) by 1% can increase your moisture holding capacity by 17,000L's/ha. Increase SOM, CEC, and soil aeration by using products like Humalite: https://www.blackearth.com/blog/bid/352170/When-Every-Drop-of-Water-Counts