The Effective Components Extraction and Antifungal Test for the Heartwood of Platycladus orientalis VARIATION OF GROWTH RING WIDTH AND WOOD BASIC DENSITY OF RUBBERTREE AND THEIR MODELLING EQUATIONS Changed accumulation of active ingredient in different localities and growth period of Hemsleya zhejiangensis (Cucurbitaceae) Investigation on resource and quality assessment of Cibotii Rhizoma