N h s howcroft (4 risultati)

Soft cover. Condizione: Very Good. 95 pp., diagrams, bibliography. Contents: Achieving sustainable forest management / Stocker; The impact of large-scale clear-fell logging of a tropical lowland rain forest on the microclimate and soil properties / Saulei; The possible contribution of social forestry to forest development in Papua New Guinea / Louman; Factors affecting the diffusion of BFCA salts in green timber / Pilotti; Conservators, forest industries and "greenies" / Tisseverasinghe; Determining standing volumes of natural forest tree soecies - Anisoptera thurifera / Oavika; Measureent of tree diameter increment over short periods of time / Gowae & Vatasan; An evaluation of growth performance in Pinus oocarpa Schiede. No 1, Bulolo, Morobe Province, P.N.G. / Howcroft; Agrofrestry land utilisation types in rural development in Papua New Guinea -- need for research / Louman.…

Soft cover. Condizione: Very Good. 81 pp., bibliography. Comparative susceptibility of rainforest timbers to attack by Bostrychid beetles; Assessment of untreated Papua New Guinea timbers for resistance to subterranean termites; Investigation into mortality of regenerating seedlings following logging of lowland rainforest; A study of log grading rules applied in Papua New Guinea; Dip-diffusion of dressed timber -- effect of drying; Establishment of a Wildlife Management Area for Ornithoptera alexandrae; Provenance hybridization in araucaria and its potential in Araucaria tree breeding in Papua New Guinea; Rainforest destruction and proposals for their conservation.…

Soft cover. Condizione: Very Good. 82 pp., illustrations, bibliography. Contents: Forest plantation in Sabah, Malaysia; Tolerance of Araucaria cunninghamii transplants to sixteen herbicides; Development of microcomputer programs for use in forestry in Papua New Guinea; The durability of dry wood; The other products from the forest; Phenology and silviculture of New Guinea kauri pine (Agathis sp.); Notes on the productivity of logging operations in Papua New Guinea; A human scale for forestry development; Line planting with striplings of Cedrela odorata; Research notes on Neolamprima adolphine Gestro (Lucanidae) 0.0. …

Soft cover. Condizione: Good. 139 pp. staple binding rusted, cover wear.