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

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Section 4 • Integrated Insect and Rodent Pests Management<br />

5 Half <strong>of</strong> pests A (root knot nematodes) shall be attracted to repellent-trap crops A while<br />

another half (diamondback moths) shall shy away and die;<br />

5 On the other hand, pests B shall be attracted to trap crops B;<br />

5 One or two <strong>of</strong> pests A and B shall not notice trap crops A and B and shall land instead on<br />

main crops C;<br />

5 These few pests shall survive on main crops C but shall be weak and sluggish;<br />

5 Most pests shall be strong, active, and cling to trap crops A and B; and<br />

5 Main crops C shall exhibit minimal damage while trap crops A and B shall be totally<br />

destroyed.<br />

4. Brainstorm in a big group. Conduct participatory discussion to allow sharing <strong>of</strong> experiences<br />

among participants and facilitators. Relate lessons learned in field walks to those learned in<br />

role-play.<br />

5. Synthesize and summarize output in brainstorming session into one big group output. Draw up<br />

conclusions and recommendations from this exercise.<br />

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

❏ Did you observe any weeds or crops in field, which can be used as repellent or trap crops?<br />

❏ Did you observe varying degrees <strong>of</strong> pest damage among crops?<br />

❏ What pests did these repellent or trap crop repelled or trapped?<br />

❏ What is the economic importance <strong>of</strong> repellent and trap crops?<br />

❏ Can we effectively manage pests by using repellent or trap crops? How?<br />

❏ How do we layout repellent or trap crops in the field?<br />

❏ Did you learn from other farmers some innovations in using repellent or trap crops as a<br />

management strategy <strong>for</strong> organic vegetable pests?<br />

❏ In this role-play, what were portrayed as characteristics <strong>of</strong> a good repellent or trap crop?<br />

❏ What other cultural practices can complement the use <strong>of</strong> repellent or trap crops to manage<br />

organic vegetable pests?<br />

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