A. Kumari, R. Goyal, M. Choudhary, and S. Sindhu, “Effect of different nitrogen levels and biofertilizers on growth, yield and nutrient content of Chrysanthemum”, AAR, vol. 35, no. 2, Jul. 2014, Accessed: Oct. 24, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/AAR/article/view/42187