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Description of study sites.
| Region | Site | Number of paired plots | Latitude (°) | Longitude (°) | Altitude (masl) | Soil type | Rainfall regime (mm) | Year CA started |
|---|---|---|---|---|---|---|---|---|
| Central | Chitedze | 4 | −13.298 | 34.129 | 1146 | Chromic Luvisol | 800−1000 | 2007 |
| Central | Mwansambo | 6 | −13.306 | 34.118 | 652 | Haplic Lixisols | 1000−1300 | 2009 |
| Southern | Lemu | 6 | −14.792 | 35.011 | 703 | Chromic Luvisols | 800−900 | 2007 |
