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Filtering by: Subject Tree farms -- Tanzania Decade 1990-1999

Comprehensive timber harvest planning for plantation forests on difficult terrain : Sokoine University of Agriculture Training Forest, Tanzania

Creator:

Shemwetta, Dunstan T. K.

Abstract:

Plantation forests on mountainous areas in Tanzania, East Africa, were successfully established in the 1950's. Harvesting started in the 1970's to meet increased national timber demand. Current problems of unharvested areas and potential environmental degradation are associated with uncontrolled harvests, mismatch of harvest systems to site needs, and post-harvest practices....

Resource Type:

Dissertation
Managing hardwood stands for timber production

Creator:

Hibbs, David E. and Oregon State University. Extension Service

Abstract:

More so than for conifers, the time you spend managing hardwoods will be returned to you in increased wood production, increased quality (and so value), and shorter rotations.

Resource Type:

Technical Report

Full Text:

and in tree form. 0 10 20 30 40 50 60 Age (years) 120 100 80 60 40 20 Douglas-fir Red alder
Growth of plantation conifers and whiteleaf manzanita in southwest Oregon

Creator:

Hanson, Thomas J. (Thomas Jeffrey)

Abstract:

Southwest Oregon presents an environment of hot dry summers, cool moist winters, and rocky, shallow soils. The establishment of conifer plantations in this region presents challenging problems for initial seedling survival and subsequent growth. Three areas of concern include early conifer growth after seedling establishment, growth of competing hardwoods within...

Resource Type:

Dissertation