The plastic mulching irrigation is an important technique in dryland farming, which can increase temperature and conserve soil moisture.
Dry farming; dryland farming a system of producing crops in arid and semiarid regions without the use of irrigation. Frequently alternate years of fallow and cropping are practiced.
As aquifers are depleted and irrigation Wells go dry, farmers either revert to low-yield dryland farming or, in the more arid regions, abandon farming altogether.
