Table 3.
Location, main climate data and cropping conditions in the four experimental field trials in Mexico, Nicaragua and Colombia.
| Country | Geographic Coordinates | Elevation (m asl) |
Plant Density (m) |
Plants for Each Half Plot: Full Sun or under Shade (N) | Annual Average Temperature Min/Max (°C) |
Average Surface Temperature (°C) |
Rain (mm by Year) |
Global Horizontal Irradiation (kWh.m−2) |
|---|---|---|---|---|---|---|---|---|
| Mexico | 18°51′46″ N 96°51′35″ W | 650 | 2 × 1.5 | 192 | 18.6/31.4 | 19.1 | 2650 | 1890 |
| Mexico | 19°23′43″ N 96°59′60″ W | 1250 | 2 × 1.5 | 192 | 14.2/28.2 | 17.0 | 2100 | 1848 |
| Nicaragua | 13°2′45″ N 85°53′30″ W | 1200 | 2 × 1 | 950 | 14.1/24.0 | 18.7 | 1760 | 1706 |
| Colombia | 4°58′17″ N 75°39′09″ W | 1380 | 1.3 × 1.5 for APL 1.5 × 1.5 for WEA |
490 | 17.4/26.8 | 22.1 | 3570 | 1851 |
APL: American pure lines; EWA: Ethiopian wild accession.