GURJEET SINGH, R.K. DUBEY, MADHU BALA, DEEPIKA RAVI, and KRITIKA PANT. “Effect of Sewage Water and Potting Media on Growth and Flowering of Calendula (Calendula Officinalis)”. Journal of Ornamental Horticulture 25, no. 1 & 2 (May 22, 2024): 62–71. Accessed October 22, 2025. https://epubs.icar.org.in/index.php/JOH/article/view/151901.