Table 2 Environmental variables measured for each sampling location, ordered by their abbreviations shown in Fig. 2a, b
From: Modularity of genes involved in local adaptation to climate despite physical linkage
Abbreviation | Definition | Category |
|---|---|---|
MSP | May to September precipitation (mm) | Aridity |
LONG | Longitude | Geography |
bFPP | Day of the year frost-free period begins | Freezing |
ELEVATION | Elevation | Geography |
LAT | Latitude | Geography |
TD | Temperature difference (MWMT-MCMT) (°C) | Freezing or Aridity |
DD_0 | Degree days below 0 °C | Freezing |
PAS | Precipitation as snow (mm) | Aridity or Freezing |
MAP | Mean annual precipitation (mm) | Aridity |
CMD | Hargreaves climate-moisture deficit | Aridity |
SHM | Summer heat moisture index ((MWMT)/(MSP/1000)) | Aridity |
AHM | Annual heat moisture index (MAT+10)/(MAP/1000)) | Aridity |
MWMT | Mean warmest month temperature (°C) | Aridity |
DD5 | Degree days above 5 °C | Aridity |
Eref | Hargreaves reference evaporation | Aridity |
EXT | Extreme maximum temperature over 30 years (°C) | Aridity |
MCMT | Mean coldest month temperature (°C) | Freezing |
EMT | Extreme minimum temperature over 30 years (°C) | Freezing |
MAT | Mean annual temperature (°C) | Aridity or Freezing |
eFFP | Day of the year frost-free period ends | Freezing |
NFFD | Number of days without frost | Freezing |
FFP | Frost-free period (bFFP-eFFP) | Freezing |