Silvics of North America, USDA, Forest Service, Ag. Handbook 654. Station: Silviculture and Ecology of Upland Central Hardwood Forest Research Unit Forestry (Abstracts) (Subscription); Southern Journal of Applied Forestry ( Abstracts).
These notes are a selection from items appearing in the report of the Commonwealth Agricultural Bureaux, which were taken originally from Forestry.
Note: The following are extracts from Forestry Abstracts , published by the. Commonwealth Forestry Bureau and reproduced here with the kind permission.