232 



TEMPERATURE OF SOILS. 



opened by a shovel, but the earth was merely raised sufficiently to insert the instrument, 

 where it remained from ten to fifteen minutes, entirely covered with earth, the air being 

 shut out by pressing the earth down. 



TABLE COMPARING THE TEMPERATURE OF THE EARTH AND THE AIR. 



7 

 8 



15 



10 



17 

 18 



i'j 



20 

 21 



OBSERVATIONS. 



5 PM 



Elm iu full blossom 

 Sap ascends in the 

 bark, as I have seen 

 in 20 instances to 

 day. 



Wind south. 



Rain. 



Clear. 



4 hours sun. 



Wind west, clear. 



7 A M 

 7 A M 

 7 A M 

 6PM 



SAM 

 PM 

 7 A M 

 SAM 



4 PM 



7 AM 



7 A M 

 1 PM 

 7AM 



1 PM 



7 AM 

 12 M 

 P M 

 6 A M 



2 P M 

 s PM 

 6 PM 

 SAM 



2 PM 

 SAM 



4 PM 

 SAM 



12 M 

 SAM 

 12 M 



5 P M 

 SAM 



3 P M 



Rain wet the earth, 

 as low as the bulb 

 of thermometer. 



Cloudy. 



Overcast. 



Chilly. Tliermome 



ter put 13 inclies 



deeper. 



Temp, of fresh rain 

 water .54,° fell at 

 4 P. M. Air 54°. 



Cloudy. 



Clear. 



Chilly. 



Clear, but some sho- 

 wers. 



23 

 24 



20 



27 



28 

 30 

 31 





 30 



10 



11 



OBSERVATIONS. 



7AM 

 1 PM 

 8 A M 

 1 PM 

 P M 

 8 A M 

 5 PM 



7 AM 

 3 P M 

 S A M 



8 PM 

 8 A M 

 8 A M 

 SAM 



8 A M 



8 A M 



1 PM 



C, A M 



1814, AUGUST. 



12 M 

 7 P M 

 5 P M 



Depth 8 inches. 

 Dry. 



Oi AM 



7 PM 

 AM 



12 M 

 7 PM 

 A M 



12 M 

 7 PM 



A M 

 12 M 



7 PM 



7 A M 



7 P M 



7 A M 



1 P M 

 7 PM 



7 AM 

 12 M 

 7 PM 

 7AM 

 1 PM 

 EvenV- 

 7 AM 



1S44, SEPTEMBER. 



00 



04 

 46 

 04 

 59 

 42 

 72 

 62 

 41 

 74 

 60 

 4S 

 65 

 50 

 76 

 05 



59 

 80 

 70 

 53 

 84 

 70 

 61 



61 



59 

 55 

 56 

 58 

 51 

 59 

 59 

 53 

 58 

 56 

 54 

 5S 

 50 

 62 

 61 



62 

 62 

 59 

 04 

 04 

 02 



Earth, morning of 2d, 

 5S°. 



Clear. 



Dry and clear. 



Clear. 



Clear. No wind. 

 Foggy. 



foggy- 

 Overcast; sultry. 

 The earth, when 

 overcast, does not 

 seem to lose its 

 caloric. 



Hot; sultry. 



Overcast. 



Overcast ; wind high 

 SE. 



