S. MUTHU KUMAR, V. PONNUSWAMI, M. JAWAHARLAL, and A. RAMESH KUMAR. 2012. “EFFECT OF PLANT GROWTH REGULATORS ON GROWTH, YIELD AND EXPORTABLE QUALITY OF CUT ROSES”. The Bioscan 7 (4):733-38. https://thebioscan.com/index.php/pub/article/view/1137.