BRANDS, Pete; 						HOEST, Justin; 						MARSH, Naomi.
 Effects of topography on the relationship between soil conditions and the vigor of <em>Andropogon gerardii</em> and <em>Sorghastrum nutans</em>.
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Available at: &lt;<a href="../../view/11.html" target="_new">https://ojs.grinnell.edu/index.php/tillers/article/view/11</a>&gt;. Date accessed: 12 oct. 2021.