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Roadside Revegetation

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IMPLEMENTATION GUIDES<br />

Table 10.8 | C:N for common sources of organic matter<br />

Materials<br />

Wood - Ponderosa pine and Douglas-fir 1,200:1 to 1,300:1<br />

Bark - Ponderosa pine and Douglas-fir 400:1 to 500:1<br />

Wood - Red alder 377:1<br />

Paper 170:1<br />

Pine needles 110:1<br />

Wheat straw 80:1<br />

Bark - Red alder 71:1<br />

Dry leaves 60:1<br />

Dry hay 40:1<br />

Leaves 40:1 to 80:1<br />

Yard compost 25:1 to 30:1<br />

Oat straw 24:1<br />

Rotted manure 20:1<br />

Alfalfa hay 13:1<br />

Top soil 10:1 to 12:1<br />

C:N Ratio<br />

From Rose and Boyer 1995; Epstein 1997; Claassen and Carey 2004; Claassen 2006<br />

Table 10.9 | General specification ranges for composted materials for manufactured topsoil<br />

Test Parameters Test Methods Composted Material<br />

Physical Contaminates<br />

(man-made inerts)<br />

Man-made inert removal and classification (TMECC 03.08-C)

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