In Ba Vi National Park, Anoectochilus setaceus Blume is distributed in the broad-leaved ever-green subtropical closed forest type with forest structure: primary forest, forest structure from 2 to 3 tree layers with the dominant species typical to the broad-leaved ever-green subtropical closed forest. The canopy coverage is from 80 to 95%. The density of mature trees and seedlings is low. The dominant species group is not plain. Anoectochilus setaceus Blume is found in soil rich in humus that is aerated, well-drained, rich in nitrogen and potassium, poor in phosphorus and acidic, from mixed sand and soft clay, and weather conditions with average rainfall above 1,700 mm/year, average humidity more 80%, average temperature more 20oC/year. In Ba Vi National Park, Anoectochilus setaceus Blume is found in restricted range and number. It is indispensable to propagate, to cultivate and to develop it for conserving and developing medicinal materials.
Phung Van Phe
Viet Nam Forestry University
Tran Minh Hoi
IEBR - VAST
(Proceedings of 3rd National Scientific Conference on Ecology and Biological Resources, Hanoi 22th October 2009 - IEBR)