El-Rokiek (2018) “The Allelopathic effects of Allium sativum cloves on growth and Yield of Helianthus Annuus Plants Associating Cyperus rotundus”, Global Journal of Science Frontier Research, 18(C4), pp. 25–32. Available at: https://journalofscience.org/index.php/GJSFR/article/view/2376 (Accessed: 5 May 2024).