Answer:
Salinization causing the soil to be of poor quality for growing cotton
Explanation:
I took the test and got it right!
The Irrigation caused the land to increase in salinization, which cotton could not grow well in. Farmers had to switch from growing cotton to growing rice because of this.
(My last answer got taken down. I checked the guidelines, I had no clue you're not allowed to cite sources. Brainly if you're reading this, that makes no sense lol. How can someone verify your answer if you don't cite your sources on how you got the answer)
Hope this helps mate :)