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Current plow layer in sands over gravel at Glen Williams bone pit site
Current plow layer in sands over gravel at Glen Williams bone pit site.
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Closeup of iron lines and deposition of organic matter in an old root/worm channel
Closeup of iron lines and deposition of organic matter in an old root/worm channel; profile of slides #151 & 164.
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Profile of soil in sandy loam at Glen Williams
Profile of soil in sandy loam at Glen Williams where bone pit excavations were made; n.b. plow layer and power Bf. see slides # 151-153 & 165-169.
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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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General view of forest floor under maple at Dunlap Observatory
General view of forest floor under maple at Dunlap Observatory, Richmond Hill. cf. Slide #140
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II year UT students examining soil profile in interlobate sands
II year UT students examining soil profile in interlobate sands near Maple.
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Bedded alluvial deposits overlain by clay
Bedded alluvial deposits overlain by clay (till?); location unknown
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Closeup of the Simcoe County area to show soil variation
Closeup of the Simcoe County area in Slide # 157 to show soil variation.
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Closeup of slide # 157 to show soils in Toronto region
Closeup of slide # 157 to show soils in Toronto region; n.b. yellow is interlobate (Oak ridges) moraine, blue are clay tills, brown are also tills of coarser texture.
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Map of the soil associations of Ontario
Map of the soil associations of Ontario; see slides # 158 & 159 for closeups of two areas in this map.
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