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

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a) Mother trials:<br />

► All cultivars, several locations, <strong>one</strong> replicate per<br />

location<br />

► Often conducted in the field <strong>of</strong> a progressive or<br />

wealthier farmer.<br />

► Researcher designed and farmer implemented.<br />

► Researcher helps during planting and measures the<br />

grain yield.<br />

a) Baby trail<br />

► A baby trial is a <strong>one</strong>-on <strong>one</strong> on-<strong>one</strong> <strong>one</strong> (Design 1) or <strong>one</strong>-on <strong>one</strong> on-two two<br />

comparison (Design 2)<br />

► Farmers’ Farmers management.<br />

One-to to-<strong>one</strong> <strong>one</strong> interactions quite frequently at different stages <strong>of</strong><br />

crop <strong>for</strong> different traits.<br />

► One<br />

► Trials are scattered all over village.<br />

► Farmer estimates the grain yield in local units.<br />

8

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