Results 71 to 80 of about 5,878,690 (162)

Productivity Trends in Natural Resources Industries in Canada [PDF]

open access: yes
The objective of this report is to provide an overview of the evolution of productivity in the natural resources industries in Canada over the last 40 years.
Centre for the Study of Living Standards
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Forest essays, level 6

open access: yes, 2016
Man find hoary bat, becomes bat man -- Wood duckling leaps for life -- Day in the life of a girl flunkey -- Learning about worms from the inside out -- Water journeys from forest to faucet -- Young ant queen begins her reign -- Not just a pretty face ...

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Updated plant hardiness zones for Canada and assessment of change over time

open access: yesScientific Reports
Plant hardiness systems have been developed for various regions around the world to help ensure that cultivated plants are grown at locations where suitable climate conditions prevail.
Daniel W. McKenney   +4 more
doaj   +1 more source

Climate factors dominate the spatial variation of forest soil nutrients: a meta analysis

open access: yesFrontiers in Forests and Global Change
The management mode of forests has significant impacts on soil nutrients. However, with global changes, there is scant evidence to suggest whether the soil nutrients in planted and natural forests have a consistent response mechanism to environmental ...
Xiaoxuan Du   +4 more
doaj   +1 more source

Minnesota Forest Scene, Issue 19 (Fall 2017)

open access: yes, 2017
1 electronic resource (PDF, 6 pages; includes color photographs)University of Minnesota. Department of Forest Resources; University of Minnesota, Department of Forest Resources. (2017). Minnesota Forest Scene, Issue 19 (Fall 2017).
University of Minnesota, Department of Forest Resources   +1 more
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Ohio forest cover from 1940 to 1994

open access: yes, 2002
Title from title screen.; Harvested from the web on 8/19/02Ohio forest cover, 1940 -- Ohio forest cover, 1994 -- Ohio forest cover and population trends.Forested land in Ohio has grown from 15% in 1940 to over 30% in 1994.
Ohio.Division of Forestry.
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Deciphering Rhizosphere Microbiome Assembly of Castanea henryi in Plantation and Natural Forest. [PDF]

open access: yesMicroorganisms, 2021
Cheng Y   +7 more
europepmc   +1 more source

Minnesota Forest Scene, Issue 18 (Spring 2017)

open access: yes, 2017
1 electronic resource (PDF, 6 pages; includes color photographs)University of Minnesota. Department of Forest Resources; Department of Forest Resources, University of Minnesota. (2017). Minnesota Forest Scene, Issue 18 (Spring 2017).
Department of Forest Resources, University of Minnesota   +1 more
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