Hartshorn, J. A. (2025). Secondary metabolites of the invasive tree, Callery pear (Pyrus calleryana), provide support for the empty niche theory of invasion. Public Library of Science (PLoS).
Chicago Style (17th ed.) CitationHartshorn, Jessica A. Secondary Metabolites of the Invasive Tree, Callery Pear (Pyrus Calleryana), Provide Support for the Empty Niche Theory of Invasion. Public Library of Science (PLoS), 2025.
MLA (9th ed.) CitationHartshorn, Jessica A. Secondary Metabolites of the Invasive Tree, Callery Pear (Pyrus Calleryana), Provide Support for the Empty Niche Theory of Invasion. Public Library of Science (PLoS), 2025.
Warning: These citations may not always be 100% accurate.