Integer number of consecutive months where Tavg >= 5 deg C (Length of potential growing season) 0.431863 Precipitation during the driest quarter 0.456748 Precipitation during the wettest quarter 0.494312 Temperature during the hottest quarter 0.531648 Available water holding capacity of soil 0.680384 Nitrogen content of soil 0.734173 Compound topographic index (relative wetness) 0.801917 Elevation 1.01908 Bulk density of soil 1.46216 Day/night diurnal temperature difference 1.59256 Carbon content of soil 1.62448 Sum of monthly Tavg where Tavg >=5 deg C 2.00801 Solar interception 2.50686 Ratio of precipitation to potential evapotranspiration 3.49921 Precipitation during the coldest quarter 3.99518 Temperature during the coldest quarter 4.10942 Precipitation during the hottest quarter 5.10523