Forestry Commission Bulletin, Issues 68-69H.M. Stationery Office, 1969 - Forests and forestry |
Common terms and phrases
Ambrosia beetles American beech Appendix average prices bark surface beech bark disease beech scale Cryptococcus Britain build-up cankering chalk Coefficient value conifer Connecticut crawlers Cryptococcus fagi disease development Disease Working Party dispersal dummy variable effects Ehrlich Equation estimation European beech European Journal factors faginata Fagus grandifolia Fagus sylvatica feeding Forest Pathology Forestry Commission Forestry Commission Bulletin fungal fungi fungus fungus Nectria coccinea grandifolia Hamden heavy infestation host resistance Houston insect insect infestation insect population invasion IUFRO Beech Bark Journal of Forest lichens Lonsdale and Sherriff mean tree Nectria coccinea Pers Nectria galligena Nectria infection Nectria lesions occur Parker Party Conference PERRIN Plate price-size curves regression regression analysis saprotrophic scale Cryptococcus fagisuga scale populations Sciences Forestières 37 Scotland Service General Technical significant silvicultural species sporodochia standing sales data statistical analysis stems Technical Report WO-37 timber prices tree m³ USDA Forest Service variation Wainhouse Wales Wrecclesham xylem