Mohammadian, Rahim, Behnam Tahmasebpour, and Peyvand Samimifar. “Effect of Planting Date and Density on Calendula and Peppermint Herbs”. JOURNAL OF ADVANCES IN AGRICULTURE 1, no. 1 (April 25, 2014): 25–29. Accessed December 22, 2024. https://rajpub.com/index.php/jaa/article/view/4241.