Heterogeneity of soil morphology and hydrology on the 50 ha long-term ecological research plot at Pasoh, peninsular Malaysia

faculty of Applied Sciences, University Technology Mara, 40450 Shah Alam, Selangor Darul Ehsan, Malaysia. E-mail: adzmiy @salam. uitm. edu. my 2Forest Research Institute Malaysia, 52109 Kepong, Selangor Darul Ehsan, Malaysia 31 Jalan Bidara 2/1, Taman Bidara, 68100 Batu Caves, Selangor Darul Ehsan, Malaysia 4Harvard Forest, Petersham & Arnold Arboretum-CTFS Asia Project, Harvard University, 22 Divinity Avenue, Cambridge, MA 02138, USA