Added parameters

weather_data.md

@@ -87,11 +87,13 @@ Due to a wish to standardize the names of the codes using international standard
 |Percent            |145        |5          |UMf        |Mean relative humidity in 2m height in fruit tree  |
 |Minutes            |60         |0          |BT         |Leaf wetness                                       |
 |Minutes            |60         |0          |BTf        |Leaf wetness in fruit tree                         |
+|Minutes            |60         |0          |BTg        |Leaf wetness at ground level (in grass)            |
 |Meters/second      |30         |0          |FF         |Wind speed in 10m height, last 10 minutes mean     |
 |Meters/second      |30         |0          |FF2        |Wind speed in 2m height, last 10 minutes mean      |
 |Meters/second      |30         |0          |FM         |Wind speed in 10m height, 60 minutes mean          |
 |Meters/second      |21         |0          |FM2        |Wind speed in 2m height, 60 minutes mean           |
 |Watt/m2            |1000       |-25        |Q0         |Global radiation                                   |
+|mm                 |1000       |-25        |EPP        |Potential Evaporation (Penman)                     |
 
 ## Appendix B: Log interval Ids