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Published byBrooke Walters Modified over 9 years ago
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Potential Revisions 2007 checklist/protocol Stand-level Biodiversity
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Constraints Why collect this data? –Modifies the total average retention
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Would it have been left anyway?
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Wetland RMZ RRZ Rock outcrop Non-commercial brush Non-merch Sensitive terrain
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Invasive Plants How good is our data?
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When is a stratum a clear-cut? If a stratum is CC: –No basal area equivalency –No windthrow, constraint or ecological anchor
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When do a few trees change the type to DO from CC? Proposal: If dispersed trees >0.1 ha patch then must call stratum dispersed. OK to call stratum with <0.1 ha of retention dispersed.
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# of trees = 0.1 ha patch DBHBA/treeInterior 30 m2/ha Coast 50 m2/ha 12.50.01245408 150.02170283 200.0395159 300.074271 400.132440
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CC/DO Conclusion Don’t go to extremes to sample trees if likely <0.1ha equivalent If in doubt – go ahead and label as DO A CC label means you think any retention sums up to <0.1ha. Tree found in plots (e.g. 30 m radius) should always be tallied
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