Available water holding capacity of soil 0.643617 Ratio of precipitation to potential evapotranspiration 0.703561 Precipitation during the coldest quarter 0.725595 Temperature during the coldest quarter 0.963928 Temperature during the hottest quarter 0.986623 Day/night diurnal temperature difference 1.00764 Precipitation during the hottest quarter 1.05765 Carbon content of soil 1.11484 Compound topographic index (relative wetness) 1.12559 Integer number of consecutive months where Tavg >= 5 deg C (Length of potential growing season) 1.24654 Nitrogen content of soil 1.44393 Precipitation during the wettest quarter 1.50369 Sum of monthly Tavg where Tavg >=5 deg C 1.54358 Bulk density of soil 1.66955 Precipitation during the driest quarter 1.82781 Solar interception 4.12069