Mostrar 6040 resultados

Photograph is a remote-sensing image of the Aleza Lake Research Forest from 1994.

Photograph is a remote-sensing image of the Aleza Lake Research Forest from 1994.

Photograph is a remote-sensing image of the Aleza Lake Research Forest from 1994.

Photograph is a remote-sensing image of the Aleza Lake Research Forest from 1994.

Photograph is a remote-sensing image of the Aleza Lake Research Forest from 1994.

Photograph is a remote-sensing image of the Aleza Lake Research Forest from 1994.

Photograph is a remote-sensing image of the Aleza Lake Research Forest from 1994.

Photograph is a remote-sensing image of the Aleza Lake Research Forest from 1994.

Photograph is a remote-sensing image of the Aleza Lake Research Forest from 1994.

Photograph is a remote-sensing image of the Aleza Lake Research Forest from 1994.

Photograph is a remote-sensing image of the Aleza Lake Research Forest from 1994.

Photograph is a remote-sensing image of the Aleza Lake Research Forest from 1994.

File consists of chainsaw-cut stump data in selected plots for June and July 1993 and May 1994.

File consists of general correspondence concerning various administrative issues and the transfer of the Aleza Lake Experiment Station, newspaper articles, memoranda containing the general history of the Experiment Station, diagrams of timber sales, 1927 logging inspection reports, and an envelope containing biographical sketches of individuals involved in the early history of the Experiment Station.

Photograph is one of six depicting the Aleza Lake nursery in Spring 1964. Annotations note these photographs may be associated with EP433.

Photograph is one of six depicting the Aleza Lake nursery in Spring 1964. Annotations note these photographs may be associated with EP433.

Item is a research notes on "E.P. 373 - Ecology: Spruce-Balsam Type, Aleza Lake" by J.C.W. Arlidge of the British Columbia Forest Service.

Item is a compiled hand-written data set for "Experimental Plot No. 116 (252): Rate of Growth and Mortality in the Mature Uneven-Aged White Spruce-Balsam Type" at the Aleza Lake Experimental Station.

Item is a report entitled "The Result of Stand Treatment in the White Spruce-Alpine Fir Type of the Northern Interior of British Columbia" by D.R. Glew.

Item is an original "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr. Includes original photographic prints.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

Original photographic print included in "Northern Interior Forest Experiment Station: Report of Preliminary Investigations" by Percy Barr.

File contains correspondence regarding lack of funding for research projects between the Science Council of British Columbia and Mike Jull, Prince George Forest Region.

File contains maps and information related to climate station installation, including reports and tables.

File contains Aleza Lake Research Forest weather records from 1927 to 1934 and 1928 to 1933.

File contains a 1921 original copy of "The Talking Trees and Canadian Forest Trees" by James Lawler and the Department of the Interior Forestry Branch.

File contains handwritten messages, photocopied invitations to a field tour, and related correspondence.

File contains datelines, small maps consisting of ecological site types, handwritten notes, overheads, terrain resource management information digital map data, and trail system maps.

Diagram reflects outline for the proposed Ranger Station at the Aleza Lake Experimental Forest.

Map reflects lot and STL lines, timber sale boundaries, Highway 16, roads, beetle infested areas, and plots X91971 to X91980, and X89946.

Map reflects boundaries for the Aleza Lake Experiment Station, permanent sample plots, timber sales locations, and the Ecological Reserve.

Map reflects highways, main, branch and property roads, trails, public sustained yield unit boundaries, cutting permit boundary, contours, height of land, edge of lake, merchantable and immature timber, non-commercial cover, and swamps.

Map reflects forest type boundary line, bogs and swampy non-forested areas, creeks, lakes, rivers, tree species labels of spruce, balsam, and birch, stand descriptions, historical timber sale boundaries, stand history symbol, gravelled secondary roads, unimproved old roads, management compartment boundary, research forest boundary, ecological reserve boundary, and old growth emphasis areas.

Map commissioned from Ministry of Forests Prince George Region from Madrone Consultants shows Aleza Lake Research Forest Management Compartments and Administrative Boundaries. Map is 1 of 6. Map shows the Aleza Lake Ecological Reserve, Natural Forest Reserve, the Special Management Area, and Riparian Management Research Area.

Map commissioned from Ministry of Forests Prince George Region from Madrone Consultants shows Aleza Lake Research Forest Research Trials and Permanent Plots. Map is 2 of 6. Map shows permanent plot locations, historical timber sales areas, demonstration areas, and research plots.

Map commissioned from Ministry of Forests Prince George Region from Madrone Consultants shows Aleza Lake Research Forest terrain themes. Map is 6 of 6. Map shows the following types of terrain units: typic, slope, percipitous, gullied, hummocky, rocky, alluvial, and organic. Ecosystem classification and mapping by Oikos Ecological Services Ltd.

Map reflects reserve boundary, roads, trails, 20 feet contour intervals, air photo centre, declination, swamps, and mile post at the Aleza Lake Experiment Forest.

Map reflects reserve boundary, roads, trails, 20 feet contour intervals, air photo centre, declination, swamps, and mile post at the Aleza Lake Experiment Forest.