Summary of Phd. dissertation in forestry: Research on scientific bases and propose some conservation measures for Pseudotsuga brevifolia W. C Cheng & L. K. Fu, 1975 in Ha Giang province

Objectives: General objectives Supplement the biological and ecological characteristics of Pseudotsuga brevifolia W. C Cheng & L.K. Fu to the scientific bases for development and convervation of this specie in Vietnam.