Advances in plant science: Proceedings of the 15th Malaysian Society of Plant Physiology conference: Port Dickson, Negeri Sembilan (Malaysia), 14-16 Sep, 2004, p. 48-58
Proceedings of Agriculture, Biotechnology & Sustainability Conference : PIPOC 2009, International Palm Oil Congress : Palm Oil : Balancing Ecologics with Economics: Kuala Lumpur Convention Centre (Malaysia), 9-12 Nov 2009, p. 283-300