1. Faculty of Agriculture; Universiti Putra Malaysia; Serdang Selangor Malaysia
2. Cardiff School of Biosciences; Cardiff University; Cardiff Wales UK
3. Faculty of Forestry; Universiti Putra Malaysia; Serdang Selangor Malaysia
4. Sime Darby Research Sdn. Bhd; Banting Selangor Malaysia
5. Biodiversity Unit; Institute of Bioscience; Universiti Putra Malaysia; Serdang Selangor Malaysia