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- Collection: Ken Armson fonds
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Microsection of Alnus nodule to show the infected cortical cells
Microsection of Alnus nodule to show the infected cortical cells; n.b. the mycelia of the actinomycete which terminate in the vesicles. cf. slides # 213-217
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Microsection of the cortical cells of an Alnus nodule
Microsection of the cortical cells of an Alnus nodule to show the vesicles (stained red) within the cell which are thought to be the site of Nitrogen fixation
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Microtus hole in the Ah of the profile at the Dunlap Observatory
Microtus hole in the Ah of the profile at the Dunlap Observatory, Richmond Hill; cf. slides # 140, 162
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Middle bed did not have roots dipped in slurry
Middle bed did not have roots dipped in slurry, while all other seedlings in other beds did. Transplant, red pine, 2+1.
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Midge damage, black spruce. Silviculture 525 571
Midge damage in black spruce. Limestone Lake
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Mineral concentrations change through time
Graph on mineral concentrations through time
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Mineral elements present in soil horizons (table)
Mineral elements in soil
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Minimal root development measured in jackpine paper pot planted
Jack pine paper pot seeded March 1972, outplanted July 1972, photo August 1972. N.B. minimal root development. cf. black spruce slide #805
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Minister Jim Auld, Dep. Min. Keith Reynolds and Ken Armson at airport
Minister Jim Auld, Dep. Min. Keith Reynolds and Ken Armson at airport. Kapuskasing. July, 1980.
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Minister Vince Kerrio & Mary Mogford with yarder operator
Minister Vince Kerrio (Ontario MNR) & Mary Mogford (Ontario Dep.Min.) with yarder operator. Renfrew Div., B.C. Forest Products.
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