EXPERIMENT STATION BULLETINS. 



637 



SEASONAL AND YEARLY AVERAGE AND RANGE OF TEMPERATURE. 



T\BLE 70.-SEASONAL AND YEARLY AVERAGE TEMPERATURES OF THE SOIL WITH DIFFERENT 



AMOUNT OF ORGANIC MATTER 



Season. 



Spring: 

 March . 

 April . . 

 May. . 



Ave. 



Summer: 

 June. . . 

 July... 



August. 



Ave. 



Autumn: 

 September. 

 October . . . 

 November. 



Ave. 



Winter: 

 December . 

 January — 1913. 



31.81 



30.68 



February 26.19 



Ave. 



Yearly average . 



1.81% 

 Org. Mat. 



29.97 

 42.04 

 57.89 



43.30 



67.93 

 72.85 

 68.52 



69.77 



65.69 

 49.93 

 38.72 



51.45 



18* 



31.03 

 37.82 

 53.15 



40.67 



2.08% 

 Org, Mat. 



5' 



30.55 

 43.64 

 60.45 



44.88 



63.02 

 69.58 

 66.40 



66.33 



64.93 

 51.37 

 41.60 



52.63 



35.42 

 33.58 

 30.50 



29.56 33.17 



48.52 



48.20 



70.24 

 74.55 

 70.36 



71.72 



66.96 

 50.85 

 39.58 



52.46 



32.87 

 31.54 



26.88 



30.43 



49.87 



18' 



31.44 

 38.27 

 53.86 



41.19 



63.80 

 70.03 

 67.04 



66.96 



65.57 

 52.04 

 42.80 



3.32% 

 Org. Mat 



30.84 

 44.19 

 60.81 



46.28 



70.78 

 75.23 

 70.77 



72.26 



67.15 

 50.11 

 39.68 



53.47 



36.50 

 34.46 

 31.52 



34.16 



48.95 



52.31 



33.99 

 31.75 

 27.10 



18' 



31.08 

 37.41 

 53.90 



41.00 



5.47% 

 Org. Mat. 



18' 



30.65 31.46 

 43.00 38.12 

 60.22 53.60 



44.62 



64.10 

 70.11 

 67.19 



67.13 



65.68 

 52.41 

 43.34 



53.81 



37.00 

 34.95 

 31.93 



30.95 



50.45 



34.63 



49.14 



70.70 

 74.85 

 70.15 



71.90 



66.96 

 50.93 

 39.92 



52.60 



41.06 



63.89 

 69.77 

 66.78 



66.81 



65.50 

 52.34 

 43.46 



53.77 



33.25 37.00 

 32.00 34.95 

 27.53 31.73 



30.93 34.56 



50.01 



6.95% 

 Org. Mat. 



30.72 

 41.84 

 59.66 



44.07 



70.51 

 74.93 

 70.52 



71.99 



66.61 

 50.70 

 39.97 



52.43 



33.43 

 31.99 

 27.48 



30.97 



49.05 



49.87 



18' 



31.36 

 37.53 

 53.68 



40.86 



64.12 

 69.99 

 66.96 



Peat. 



30.06 

 35.38 

 54.93 



40.12 



67.91 



65.53 

 52.63 

 43.63 



53.93 



37.17 

 35.02 

 31.99 



34.73 



49.16 



64.12 

 72.81 

 68.55 



18' 



31.42 

 31.68 

 49.04 



37.38 



68.49 



62.88 

 69.41 

 66.55 



66.28 



65.80 

 50.26 

 40.45 



52.17 



34.18 

 32.18 

 28.66 



31.67 



48.11 



65.81 

 53.37 

 44.67 



54.62 



38.13 

 35.71 

 33.23 



35.69 



48.49 



