Enhancing Plant Productivity and Ecosystem Services in a Challenging Environment: Proceedings of the 20th Malaysian Society of Plant Physiology Conference 2009 (MSPPC 2009): Port Dickson, Negeri Sembilan (Malaysia), 24-26 Jul, 2009, p. 61-64
Environmental Conservation: Role of Plant Physiology: 25th Malaysian Society of Plant Physiology Conference (MSPPC 2015) : Ipoh, Perak (Malaysia), 18-20 Aug 2015, p. 119-123