?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Nguyen%2C+K.L.&rft.aulast=Nguyen&rft.aufirst=K.L.&rft.issn=2588-1299&rft.atitle=Evaluation+of+Biological+Traits+and+Bioactive+Compounds+in+Several+Spinach+Varieties+(Spinacia+oleracea+L.)+Grown+inaVertical+Hydroponic+System&rft.title=Vietnam+Journal+of+Agricultural+Sciences&rft.genre=article