Investigation on the Suitability of some Tropical Pines for Plantation Establishment in the Shan State Area by U Mehm Ko Ko Gyi, B.Sc. [For.] [Rgn.], M.Sc [ANU], Head of Division, U Zaw Win, (5), B.Sc. [For.] [Rgn.], Research Officer And U Kyi Win, B.Sc. [For.] [Rgn.], Research Officer, Forest Research Institute. 1987