Precipitation during the wettest quarter 0 Solar interception 0.089366 Carbon content of soil 0.16094 Precipitation during the driest quarter 0.18298 Precipitation during the hottest quarter 0.230448 Precipitation during the coldest quarter 0.257167 Nitrogen content of soil 0.260681 Ratio of precipitation to potential evapotranspiration 0.454044 Day/night diurnal temperature difference 0.614067 Bulk density of soil 0.644793 Compound topographic index (relative wetness) 0.786531 Temperature during the hottest quarter 1.30672 Integer number of consecutive months where Tavg >= 5 deg C (Length of potential growing season) 1.43018 Sum of monthly Tavg where Tavg >=5 deg C 1.77655 Temperature during the coldest quarter 1.83685 Available water holding capacity of soil 2.0516