ACHIO, D.; 						EVANS, E.; 						REPREZA, N..
 Germination rate, length, and weight differences in native and nonnative <em>Ratibida pinnata</em> and <em>Sorghastrum nutans</em> seeds.
<strong>Tillers</strong>, [S.l.], v. 6, p. 1-5, june 2012.
Available at: &lt;<a href="../../view/46.html" target="_new">https://ojs.grinnell.edu/index.php/tillers/article/view/46</a>&gt;. Date accessed: 12 oct. 2021.