Report on Forest ResearchH.M. Stationery Office, 1981 - Forests and forestry |
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Page 66
... Edinburgh . In S. scolytus gallery length and the number of larval mines were positvely correlated ( Figure 7 ) and showed a significant progressive reduction with increasing latitude ( Table 2 ) . S. multi- striatus was not present in ...
... Edinburgh . In S. scolytus gallery length and the number of larval mines were positvely correlated ( Figure 7 ) and showed a significant progressive reduction with increasing latitude ( Table 2 ) . S. multi- striatus was not present in ...
Page 73
... Edinburgh , Institute of Chartered Foresters , Edinburgh , 1-11 . A review of recent econometric and other studies on an international or country basis of the demand for and supply of timber products . The role of price and the main ...
... Edinburgh , Institute of Chartered Foresters , Edinburgh , 1-11 . A review of recent econometric and other studies on an international or country basis of the demand for and supply of timber products . The role of price and the main ...
Page 85
... ( Edinburgh ) Foresters : A. C. Miller , J. C. Proudfoot DRAWING OFFICE ( Edinburgh ) K. F. Ball D. B. Armstrong , R. H. Beck , G. D. Bull , G. M. Challis , K. R. Fergus , P. D. Finch , J. C. Henderson , Miss E. McKeen , Mrs E. Mann , Mrs ...
... ( Edinburgh ) Foresters : A. C. Miller , J. C. Proudfoot DRAWING OFFICE ( Edinburgh ) K. F. Ball D. B. Armstrong , R. H. Beck , G. D. Bull , G. M. Challis , K. R. Fergus , P. D. Finch , J. C. Henderson , Miss E. McKeen , Mrs E. Mann , Mrs ...
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acid Alice Holt analysis aphid application Arboriculture areas assessment B.Sc beech Britain British broadleaved trees Calluna Census cent clearfelling collected conifers continued Corsican pine crop damage database deer Dutch elm disease Ecology effect England Entomology established experiments fagisuga fertiliser Field Surveys foliage Forest Research Forestry Commission fungus Genetics germination glyphosate grafts growing harvesting Head of Branch herbicide improved increase infection investigated isolates IUFRO Japanese larch levels Lodgepole pine M.I.For monoterpene mycorrhizal nitrogen North Northern Research Station Norway spruce Nothofagus nursery nutrient Officer pathogenicity Pathology Ph.D pheromone Pinus Pinus contorta plantations planting plots population production programs Report response root sample Scotland Scotland Conservancy Scots pine season seed origins seedlings shelters shoots showed Silviculture Sitka spruce soil South species squirrels staff stem survival techniques temperature tested thinning timber treatment trials ulmi upland Wales weed control windthrow winter woodland