Directing Succession Using Grazing in an EBIPM Program · Brenda Smith, USDA-ARS Burns, OR...
Transcript of Directing Succession Using Grazing in an EBIPM Program · Brenda Smith, USDA-ARS Burns, OR...
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Brenda Smith, USDA-ARS Burns, OR
Directing Succession Using Grazing in an
EBIPM Program
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Outline for today… •The value of grazing as a management tool. •How grazing fits into the EBIPM system. •What is the “Green and Brown” strategy? • How to use it…
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The Need
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The fit for livestock?
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Processes
Principles
Practices
Where are we going with this?
Stress
Disturbance
Seed
Dispersal &
Production
Grazing
Treatment
Principle 1: Keep Annual Grasses from Flowering
Principle 2: Keep Perennial Desired Species Strong and
Healthy
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Principle 1: Keep Annual Grasses
from Flowering
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Principle 2: Keep Perennial Desired Species
Strong and Healthy
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2) Intensity: Increase intensity for increase removal of biomass.
3) Frequency: Protect those you care about.
4) Preference and Palatability: If it is green they will eat it.
5) Stocking Rate: Pack ‘em in to take out the annual grasses.
6) Class of Livestock: Use the animals you have to graze.
To make the “Green and Brown” work for Invasive Annual Grasses
1) Timing: Plan grazing by plant state, not dates.
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1. Stocking rates must be high
2. Animals must be removed prior to growth by
desired perennial plants,
3. Grazing annual grasses be a part of a long-term
approach to managing invasive annual grasses.
In order for the “Green and Brown” strategy to work well, there are three
major considerations:
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Linking Management Goals with the
“Green and Brown” Grazing Strategy
What are your priorities?
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Scenario #1: Management Goal - Preventing Annual Grass Invasion
Using “Green and Brown”
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Scenario #2: Management Goal Managing for Annual Grass Control Using
“Green and Brown”
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Scenario #3: Management Goal Landscape Restoration
Using “Green and Brown”
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Good Reading!
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Worksheets
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Additional Resources
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www.ebipm.org