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Surface after an August fire in a jack pine cutover in Burt Twp. of Plonski Forest, Swastika; n.b. some exposure of mineral soil and the evidence of surface erosion by lining up of fine twigs

Forest floor under maple after a Spring (April) prescribed burn; n.b. only partial removal, floor remains intact; cf. #144 & 145.

Plinthic paleudult, n.b. the paleogley in the upper portion of the profile (very ancient, i.e. 1+m yrs); forest is Longleaf pine, P. palustris in Sandhills, N.C.

Closeup of the paleogley in the plinthic paleudult in the Sandhills N.C. under Longleaf pine; cf Slide # 146.

Buried podzol under peat in Dunmore Twp, Plonski Forest near Swastika. Change in drainage was sudden and caused by a beaver dam located in the bog down from where photo was taken.

Closeup of buried profile under peat in Dunmore Twp. Plonski Forest, Swastika; for cause see slide # 149. n.b. weak colour of Bf and the structure of the peat with remains of tree roots.

Bisequum in sandy loam at Glen Williams; was site of Indigenous bonepit, n.b lower Bf above calcareous sand; plow layer at top; see slide # 152.

Tongues of Bf horizon excavated at bone pit site Glen Williams, cf. slide # 151

Podzol developed in stony till, Miramichi; n.b. dense root mat in the Forest floor.

Acid brown soil at Dorset to show roots of Hard maple in a dump till over granite gneiss bedrock.