What is the rate of Ushr on products of irrigated land?

What is the rate of Ushr on products of irrigated land?

وہ زمین جو قدرتی ذرائع, جیسے بارش سے سیراب ہوتی ہے, اس کی پیداوار کا کتنا حصہ عشر کے طور پر دیا جاتا ہے؟
Explanation

Usher in Islam, is 10 percent for irrigated lands or 10 percent for non-irrigated lands levy on agriculture produce

10% rainwater irrigated land

i.e. Arid 20% if the land is irrigated by canal water.

ND15-10-2023