14 



SUMMARY OF WEATHER OBSERVATIONS. 



June 12 — Nov. 



1889. 



The comparative equability of temperature at this station is [)artie- 

 ularly noticeable. Both the average and absolute range are much 

 less than at other stations. The thermometer registered 84 degrees 

 only three times during the season, and the first frost was re- 

 corded Nov. 6. 



RESULTS OF THE ADDITION OF NITROGEN. 



Hard corn, bush, per acre, 

 Soft corn, " " " 



Value of the net average increment, 

 Result, 



$2.40 

 $1.60 loss. 



RESULTS OF THE ADDITION OF PHOSPHORIC ACID. 



Value of the net average increment. 

 Result, 



$2.12 

 1.68 loss. 



