Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
6375315 | Field Crops Research | 2013 | 10 Pages |
Abstract
⺠A protocol is proposed for estimating crop yield potential at national scales. ⺠Robust estimates of rainfed yield potential required >15 years of weather data. ⺠Yield potential of crops in diverse systems was highly sensitive to sowing date. ⺠Diverse cropping systems required >40% coverage of crop area for stable estimates. ⺠Crop yield plateaus were observed at 75-85% of estimated national yield potential.
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Authors
Justin van Wart, K. Christian Kersebaum, Shaobing Peng, Maribeth Milner, Kenneth G. Cassman,