Browsing by Author "Perera, W.R.H."
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Item Afforesting arid areas in the Mannar region using the Methode Steppique(Department of Forest:Colombo, 1962) Perera, W.R.H.Item The development of forest plantations in Ceylon since the seventeenth century(Department of Forest:Colombo, 1962) Perera, W.R.H.Item The development of the forest resources of Sri Lanka(Tea Research Institute. Thalawakele, 1977) Perera, W.R.H.Item An economic study of the up-country forest plantations of Ceylon(Department of Forest:Colombo, 1961) Perera, W.R.H.Item Forest seed problems in Asia(Department of Forest:Colombo, 1973) Perera, W.R.H.Item Notes on the planting of forest species(Department of Forest:Colombo, 1972) Perera, W.R.H.Item Some growth and increment studies for species grown in the up country forest plantations(Department of Forest:Colombo, 1962) Perera, W.R.H.Item A study of the protective benefits of the wet zone forestry reserves of Sri Lanka(Department of Forest:Colombo, 1972) Perera, W.R.H.Item Teak first thinnings for paper pulp(Forest Department:Colombo, 1975) Perera, W.R.H.Item Teak seed orchards(Department of Forest:Colombo, 1961) Perera, W.R.H.Item The use of Wyssen cables for extracting timber economically and their possible use in Ceylon(Department of Forest:Colombo, 1961) Perera, W.R.H.