Want this question answered?
This answer has been removed due to an un-satisfactory response.
How do Spain's farmers grow crops on the Central plateau
Because they allowed growth (through the use of excess moisture not natural to the native environment) where, historically, growth could not have happened without human intervention. Areas that had low moisture levels and couldn't be used for growing crops, were (and are) now able to grow crops.
There's not enough rain to water the crops. The farmers have to get the water that runs off the mountains to where the crops are.
Farmers planted crops that did not need a lot of water to grow
Silt deposits from the Nile and a long growing season allowed for a variety of crops.
To irrigate crops
This answer has been removed due to an un-satisfactory response.
Barbed wire fencing.
Leaving fields unplanted allowed soil to recover from cash crops production, but it was impossible for poor farmers who needed the money from the sale of their crops.
It allowed the farmers to plant more crops and therefore increasing production.
Cyrus McCormack
Cyrus McCormack
Farmers diversified their crops
Tenant farmers grew a large variety of crops.
Commercial Farmers raise their crops for this purpose.
farmers eat cash crops