?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Liu%2C+M&rft.aufirst=M&rft.aulast=Liu&rft.issn=2223-7747&rft.pages=1-14&rft.atitle=Effects+of+Plastic+Film+Mulching+on+Soil+Enzyme+Activities+and+Stoichiometry+in+Dryland+Agroecosystems&rft.volume=11(13)&rft.issue=1748&rft.title=Plants+(TSI)&rft.date=22+June+2022&rft.genre=article