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Line 1: − <p>Compost shall be stable, humus-like material produced from the aerobic decomposition of organic feedstocks, composted and cured until maturity. Compost shall be produced under the Compost Council of [http://www.compost.org/CQA-En.html Canada’s Compost Quality Alliance] (CQA) certification program through testing by an [http://www.omafra.gov.on.ca/english/crops/resource/soillabs.htm| OMAFRA accredited soil laboratory], and certified as category ‘AA’ under [https://www.ontario.ca/page/ontario-compost-quality-standards#section-2 Ontario Compost Quality Standards.]</p>+ + − {|class="wikitable"+ − |+ Specifications for category 'AA' product under Ontario Compost Quality Standards+ − |- + − !style="background: darkcyan; color: white"|Parameter+ − + + + + − + − + − + Line 49:
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[[File:Wood based compost.jpg|thumb|wood based compost]]
STEP are currently undertaking research into the quality of compost for use in LID installations.
Compost shall be stable, humus-like material produced from the aerobic decomposition of organic feedstocks, composted and cured until maturity. Compost shall be produced under the Compost Council of [http://www.compost.org/CQA-En.html Canada’s Compost Quality Alliance] (CQA) certification program through testing by an [http://www.omafra.gov.on.ca/english/crops/resource/soillabs.htm| OMAFRA accredited soil laboratory], and certified as category ‘AA’ under [https://www.ontario.ca/page/ontario-compost-quality-standards#section-2 Ontario Compost Quality Standards.]
<div class="toccolours mw-collapsible mw-collapsed">
'''Specifications for category 'AA' product under Ontario Compost Quality Standards'''
!style="background: darkcyan; color: white"|Acceptable range
<div class="mw-collapsible-content">
{| class="wikitable"
!Parameter
!Acceptable range
|-
|-
|pH||5.5 - 8.5
|[[pH]]||5.5 - 8.5
|-
|-
|Soluble Salts (EC)||< 4 mS/cm
|[[Soluble Salts]] (EC)||< 4 mS/cm
|-
|-
|Moisture Content||< 50% by weight
|Moisture Content||< 50% by weight
|-
|-
|Organic matter||> 30% by dry weight
|[[Organic matter]]||> 30% by dry weight
|-
|-
|C/N ratio||12 to 22
|C/N ratio||12 to 22
|Zinc||≤ 500 mg/kg dry weight
|Zinc||≤ 500 mg/kg dry weight
|}
|}
</div></div>
[[Category:materials]]
[[Category:materials]]
[[Category: testing]]