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Participatory varietal selection - Are you looking for one of those ...

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III. Use <strong>of</strong> a Mother-Baby Mother Baby Trial (MBT)<br />

Model PVS<br />

Steps <strong>of</strong> MBT <strong>of</strong> PVS<br />

4 four major steps<br />

A. Identification <strong>of</strong> farmers’ farmers needs in a cultivar<br />

B. Search <strong>for</strong> suitable genotypes from releases and<br />

pre-release pre release<br />

C. Experimentation by farmers:<br />

C. Experimentation by farmers:<br />

Key decisions <strong>for</strong> a scientist using a participatory approach are (Bellon, 2001);<br />

i) Where to work (site <strong>selection</strong>),<br />

ii) Who to work with (<strong>selection</strong> <strong>of</strong> participants):<br />

iii) Field <strong>selection</strong><br />

iv) Trials management by farmers:<br />

a) Mother, and<br />

b) Baby trials.<br />

7

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