Yield Gap Analysis: Implications for Research and Policy
Yield Gap Analysis: Implications for Research and Policy
Yield Gap Analysis: Implications for Research and Policy
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<strong>Yield</strong><br />
CO 2<br />
Solar radiation<br />
Temperature<br />
Growth period<br />
Plant density<br />
<strong>Gap</strong> 1<br />
Attainable yield<br />
with available<br />
water supply:<br />
Soil<br />
Rainfall<br />
Irrigation<br />
<strong>Yield</strong> potential Water-limited<br />
yield potential<br />
<strong>Gap</strong> 2<br />
Other limiting<br />
factors:<br />
Nutrients<br />
Weeds<br />
Pests<br />
Others<br />
Actual yield<br />
<strong>Yield</strong> potential <strong>and</strong> yield gaps<br />
Modified from: van Ittersum <strong>and</strong> Rabbinge, 1997
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