Planting date | ENSO phase | ||
El Niño | La Niña | Neutral | |
June 1 | 753a† | 741a | 917a |
June 15 | 771a | 762a | 944a |
July 1 | 942a | 767a | 932a |
July 15 | 892a | 632b | 832ab |