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Now showing items 201-210 of 217
Variation of syllepsis in eleven tamarack [Larix laricina (Du Roi) K. Koch] provenances in Northwestern Ontario and its relation with height growth
(1990)
Variation in syllepsis of tamarack and its relationship to juvenile height
growth in eleven tamarack provenances from northwestern Ontario was
evaluated in a four-year-old clonal test planted at Thunder Bay, Ontario.
...
Establishment and early growth of jack pine (Pinus banksiana Lamb.) in Acton Township Ontario
(1986)
The objective of this study was to investigate the effect of different site
preparation methods on the establishment and growth of jack pine (Pinus banksiana Lamb.) on two different soil types. These sites were either ...
Site analysis, rehabilitation options and recommendations for land at the mouth of the Current River
(2000)
The land located at the mouth of the Current River in the City of Thunder Bay is
derelict urban industrial land with significant social, ecological and recreational value to
the community. A study of this land was ...
Estimating site quality from early height growth of white spruce and red pine plantations in the Thunder Bay area
(1986)
Growth intercepts and breast height-age height growth curves were developed for estimating the site quality using early height growth in white spruce {Picea glauca (Moench) Voss) and red pine (Pinus resinosa Ait.) plantations ...
Genetic and environmental variation in seed, cone and progeny characteristics of black spruce clones in a northern Ontario seed orchard
(1985)
Genetic and environmental variance in cone and seed
properties and early progeny growth of Picea mariana (Mill.)
B.S.P. clones were evaluated using cones and seed from two to
three ramets of 19 clones each growing in a ...
Integrated resource management planning through the linking of mathematical and judgement-based models
(1988)
The objective of this study was to develop an
analytical technique to enable forest managers to handle
effectively the complex problem of integrated resource
management planning using quantitative and qualitative
information. ...
Effects of container volume and shape on the growth of black spruce (Picea mariana (Mill.) B.S.P.) seedlings
(1984)
The objective of this thesis was to evaluate the growth of black spruce seedlings in containers with four soil volumes (45, 90, 180, 360 cm3) and at three diameter/depth shapes (1:2, 1:3, 1:4). Seedling height, root collar ...
Structure, biomass production and dynamics of four white spruce (Picea glauca [Moench] Voss) plantations near Thunder Bay, Ontario
(1990)
Stand structure, biomass production and dynamics of
white spruce (Picea glauca (Moench) Voss) were investigated
in four plantations, ages 4, 10, 18, and 28 years,
respectively, on similar lacustrine soils. Dry ...
Winter use of upland conifer alternate strip cuts and clearcuts by moose in the Thunder Bay District
(1988)
Moose (Alces alces) utilization o£ five paired strip cut -
clearcut areas was studied during the winters of 1983 - 84 and
1984 - 85. Winter aerial reconnaissance flight data were
supplemented by snow condition observations ...
Frost hardiness of balsam poplar (Populus balsamifera L.) during the spring dehardening period
(1990)
Changes in the frost hardiness of balsam poplar (Populus balsamifera L.)
cuttings from four populations along a latitudinal transect from N. Wisconsin to
Bearskin L, Ontario, were examined during the spring of 1987. ...