REGIS, Emelina; 						LAGUNZAD, Daniel.
 Comparison of Pollen Abortiveness in Four Weed Species Treated with Mercuric Chloride.
<strong>Science Diliman: A Journal of Pure and Applied Sciences</strong>, [S.l.], v. 14, n. 1, july 2007.
ISSN 2012-0818.
Available at: &lt;<a href="https://journals.upd.edu.ph/index.php/sciencediliman/article/view/164" target="_new">https://journals.upd.edu.ph/index.php/sciencediliman/article/view/164</a>&gt;. Date accessed: 27 sep. 2025.