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Stripe Rust Disease - How To Determine Incidence (*doc in progress*) | |
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1. | Walk into the field 20-meters. Then walk a W-shaped pattern, looking at 20 plants at each of 5 locations. Each location should be at least 20-meters apart (See Figure 1). |
2. | Record the number of plants with stripe rust at each location. |
3. | Add the numbers from all five locations to get the total sum of all plants with stripe rust symptoms. For example:
- Location 1 = 5 plants with SR
- Location 2 = 12 plants with SR
- Location 3 = 8 plants with SR
- Location 4 = 7 plants with SR
- Location 5 = 15 plants with SR
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Total = 47% |

Figure 1: A W-shaped pattern for disease monitoring in the field. |
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For more information about the content of this document, contact Michael Harding.
This document is maintained by Stacey Tames.
This information published to the web on June 24, 2016.
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