Conduct a title search of the journal that contains the article you want. For example, you've found the article "Nanotechnology: A New Opportunity in Plant Sciences" in the journal Trends in Plant Science, August 2016, Volume 21, Issue 8, pgs. 699-712.
From the Main Library's homepage - https://lib.msu.edu, Go to "Resources" near the top of the page, click on Library Catalog. Click on "Title" near the top of the page. Type in the title of the Journal in the search box - "Trends in Plant Science". Click on the online title link for the journal.
If MSU has access to the title, there should be links to the paper and/or online version of the journal. MSU has this title online from 1996-present. so the article "Nanotechnology: A New Opportunity in Plant Sciences" is available electronically from the MSU Libraries.