Medicinal Plants In Crisis at Present and Safeguard Measurement in Hei Longjiang Province
黑龙江省药用濒危植物现状与保护对策

This paper focused on eight medicinal plants in crisis, -Panax gineng, Caulis Aristolochiae, A. sieboldii, A. membranaceus mongholicus, Radix Acanthopanacis Senticosi, G. rigescens, Fritillaria ussuriensis, pherodendron umurensis. Over excavation, deforestation and reclaimed wasteland are threatening their survival. This is followed by a discussion of the conservation and preservation of medicinal plants, such as finding reasons for their destruction and degradation, reinforcing the research of the quantitative evaluation index for medicinal plants, examining links between cultivation and the natural growth of these plants.