Weak ferric profile in sandy loam till Algonquin Park, under hemlock.

Graph showing change in available phosphorus with increase in pH values. Data from set of trials at Glendon Hall, U of T 1973.

Fine windblown sand over waterlaid. Burt Twp. Plonski Forest. N.B. disturbed Ae due to windthrow.

Windblown fine sand over waterlaid, ferric podzol at Pionski Forest Burt Twp. N.B. fine layering.

Soil moisture measuring equipment. L>R: tensiometer; gypsum blocks for electrical resistance; sampler; tensiometer and case.

Humoferric podzol at Lac Jacques Cartier showing profile and with the forest floor pulled back to show how the root mat holds it together.

View of orthic humoferric podzol at Lac Jaques Cartier. Rod divisions in decimeters. N.B. brown soil at bottom of photo is Bf that has fallen down - ignore.

Humoferric podzol at Lac Jacques Cartier. LFH-16cm; Ae-10cm; Bfhc; Bfc: Bfi. This photo was used in the Armson Forest soils text.

Closer view of windthrow perturbation at Montmorency. N.B. inversion of Ae and Bh on left.

General view of perturbation due to windthrow in humoferric podzol under balsam fir at Montmorency.