Table 2.
Water use and water use efficiency (WUE) of selected underutilised cereal and legume food crops.
Table adapted from Chibarabada et al. (2017) and Hadebe et al. (2017)
| Crop species | Water use | WUE (kg ha−1 mm−1) |
|---|---|---|
| Groundnut (Arachis hypogaea) | 697–809 | 3.96–5.25 |
| Bambara groundnut (Vigna subterranea) | 582–856 | 0.09–0.11 |
| Chickpea (Cicer arietinum) | 150–340 | 1.90–3.60 |
| Cowpea (Vigna unguiculata) | 78–258 | 0.11–0.20 |
| Faba bean (Vicia faba) | 101–261 | 1.7–12.5 |
| White lupine (Lupinus albus) | 178–272 | 21–8.5 |
| Sorghum (Sorghum bicolor L.) | 450–650 | 12.4–13.4 |
| Finger Millet (Eleusine coracana) | 450–650 | 5.1–10.4 |
| Tef (Eragrostis tef) | 450–550 | 4.2–11.2 |
| Maize (Zea mays L.) | 500–800 | 3.2–5.7 |