Line 1: |
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>
| | [[File:Wood based compost.jpg|thumb|wood based compost]] |
| | STEP are currently undertaking research into the quality of compost for use in LID installations. |
|
| |
|
| {|class="wikitable"
| | 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.] |
| |+ Specifications for category 'AA' product under Ontario Compost Quality Standards
| | |
| |-
| | <div class="toccolours mw-collapsible mw-collapsed"> |
| !style="background: darkcyan; color: white"|Parameter
| | '''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 |
Line 49: |
Line 53: |
| |Zinc||≤ 500 mg/kg dry weight | | |Zinc||≤ 500 mg/kg dry weight |
| |} | | |} |
| | | </div></div> |
| [[Category:materials]] | | [[Category:materials]] |
| | [[Category: testing]] |