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Field Guide of Discovery-based Exercises for - Aseanipm ...

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Section 5 • Integrated Disease Management<br />

some suggested questions <strong>for</strong> processing discussion<br />

❏ When do we employ dehaulming in potato? Is dehaulming applicable to other tuber and root<br />

crops? When is the best time to do dehaulming?<br />

❏ Did you observe potato crops ready <strong>for</strong> harvesting that were infected with late blight in learning<br />

and adjoining fields?<br />

❏ Did you observe any farmer dehaulming potato crops be<strong>for</strong>e harvesting?<br />

❏ Did you observe any innovative practices by farmers in dehaulming potato crops be<strong>for</strong>e<br />

harvesting? When is the best time to harvest after dehaulming?<br />

❏ Did you observe any difference in degree <strong>of</strong> late blight infection between dehaulmed and not<br />

dehaulmed potato tubers in learning and adjoining fields?<br />

❏ What other cultural management options can you use to complement dehaulming <strong>of</strong> potato<br />

be<strong>for</strong>e harvesting as a control strategy against late blight disease?<br />

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