Proceedings of The Conference on Best of Both Worlds : Environmental Education for Sustainable Development: Kuala Lumpur (Malaysia), 6-8 Sept 2005, p. 85-86
Proceedings of the National Conference on the Management and Conservation of Forest Biodiversity in Malaysia: Putrajaya (Malaysia), 20-21 March 2007, p. 122-132
Challenges in plant productivity and food security in changing environment: proceedings of the 14th Malaysian Society of Plant Physiology Conference 2003: Pahang (Malaysia), 23-25 Sept 2003, p. 231-233