Kaul, Kiran, and Y S Bedi. “Allelopathic Influence of Tagetes Species On, Germination and Seedling Growth of Radish (Raphanus Sativus) and Lettuce (Lectuca Sativa)”. The Indian Journal of Agricultural Sciences 65, no. 8 (June 5, 2012). Accessed October 28, 2025. https://epubs.icar.org.in/index.php/IJAgS/article/view/18973.