Report on Forest ResearchH.M. Stationery Office, 1987 - Forests and forestry |
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air pollution Alice Holt analysis aphid Arboriculture areas assessed B.Sc beech BRASIER Britain broadleaved cent clones Commission Research Information conifer conservation Corsican pine crop damage deer density Douglas fir Dutch elm disease Edinburgh effects England Entomology established experiments fertiliser flammea foliage Forest District forest health Forest Officer Forestry Commission Research genetic germination H. L. Davies Head of Branch height herbicides increase inoculation insect investigation larch lodgepole pine measurements methods micans monitoring Northern Research Station Norway spruce nursery nutrient pathogen Pathology peat Ph.D physiology pine beauty pine beauty moth plantations plots population potential programme range Research Information Note restocking roe deer sample Scotland Scots pine seed seedlings shoot significantly Silviculture North Sitka spruce sludge soil South species STOAKLEY survey survival TABBUSH temperature tested Thetford Forest timber transplants treatments treeshelters trials ulmi upland weed control wildlife windthrow wood woodland