You could do like Australia, offer a working-holiday visa with the possibility to renew it for up to 3 years on the condition that you spend a certain amount of

You could do like Australia, offer a working-holiday visa with the possibility to renew it for up to 3 years on the condition that you spend a certain amount of time working on a farm/ in rural area. Loads of people do it in Australia and it helps tremendously. It's not perfect for sure, but it's something.