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GUELPH, ONTARIO - Agriculture and Agri-Food Canada

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<strong><strong>Agri</strong>culture</strong><br />

The use capability of Wauseon s<strong>and</strong>y loam is limited to a large extent by<br />

poor drainage. Drainage improvement will permit the growing of a wider<br />

range of crops but it is sometimes difficult to install drains due to the saucerlike<br />

topography of some areas. IJnder natural conditions the soil produces<br />

fair crops of pasture or forest. If the drainage were improved <strong>and</strong> the fertility<br />

were maintained, crops similar to those on the Bookton soils could be grown.<br />

H. SOILS FORRIED FROM LACUSTRINE MATERIALS<br />

An extensive area of stonefree clay occurs in the district from Chesley to<br />

Lake Huron. These materials were deposited in the still water of some post<br />

glacial lake. The Saugeen series is the well drained member of the catena<br />

bearing the same name. The Elderslie series is the imperfectly drained member<br />

<strong>and</strong> the Chesley series is the poorly drained member. The Saugeen <strong>and</strong> Elderslie<br />

series exhibit characteristics of the Brown Forest <strong>and</strong> Grey-Brown Podzolic<br />

soils <strong>and</strong> consequently might’ be considered as an intergrade between these<br />

two Great Groups. The Chesley series is a member of the Dark Grey Gleisolic<br />

soils.<br />

In addition to the Chesley series two other poorly drained soils on fine<br />

textured lacustrine deposits have been mapped in Bruce County, namely the<br />

Toledo <strong>and</strong> the Ferndale series. These soils have developed on grey <strong>and</strong> light<br />

brownish grey fine textured deposits respectively. The imperfectly <strong>and</strong> well<br />

drained catenary members of these two series do not occur in Bruce County.<br />

(i) Good<br />

Drainage<br />

Saugeen Silty Clay Loam (28,200 acres)<br />

Developed on pale brown calcareous lacustrine clay, Chesley silty clay<br />

loam occurs in t,he vicinity of Chesley <strong>and</strong> Paisley. The type is well drained<br />

<strong>and</strong> is characteristic of the Brown Forest - Grey-Brown Podzolic Intergrades.<br />

Present woodlots show the tree cover to be mainly elm <strong>and</strong> soft maple. A profile<br />

description of a typical Saugeen silty clay loam profile follows:<br />

A0 - Thin layer of partially decomposed leaves, twigs,<br />

etc.<br />

A1 - O-4 inches silty clay loam; grey (10 YR 5/ 1) ;<br />

fine nuciform structure; friable consistency when<br />

dry, plastic when wet; stonefree; pH - 6.3.<br />

& - 4-9 inches silty clay loam; yellowish brown<br />

(10 YR 5,‘4); medium nuciform structure; hard<br />

consistency when dry, plastic when wet; stonefree;<br />

pH - 6.5.<br />

9-16 inches clay; brown (10 YR 5/3); coarse<br />

blocky to weak columnar structure; very hard<br />

consistency when dry, very plastic when wet;<br />

stonefree; pH - 6.6.<br />

Clay; pale brown (10 YR 6/3) ; coarse nuciform<br />

structure; very hard consistency when dry, very<br />

plast!ic when wet’; stonefree; calcareous; pH - 7.6.<br />

71

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