Plastic film mulching has been extensively used to improve yield and water use efficiency (WUE) of main crops in arid and semi-arid regions of northwest China. However, the plastic film residue has given rise to many problems, such as environmental pollution, land deterioration and yield...

Plastic film mulching has been extensively used to improve yield and water use efficiency (WUE) of main crops in arid and semi-arid regions of northwest China. However, the plastic film residue has given rise to many problems, such as environmental pollution, land deterioration and yield...