249 



DEGREES OF HEAT OR MONTHLY SUMS OF THE MEAN DAILY TEMFERATURES. 



1872-73. 187»-74. 1874^76. 1875-76. 1876-77 



October . . . 

 November 

 December. 

 Januai-y .. 

 February . 



March 



April 



May 



June 



July 



August 



September 



"C. 



a26 



2()2 

 152 

 62 

 254 

 267 

 375 

 510 

 628 

 601 

 435 



• aw 



216 

 99 

 146 

 120 

 22:3 

 312 

 366 

 528 

 667 

 561 

 507 



291 



186 



3 

 122 

 205 

 301 

 355 

 500 



594 

 570 



DEGREES OF LIGHT OR MONTHLY SUMS OF THE MEAN DAILY ACTINOMETRIC 



DEGREES. 



October 



November 



December 



January 



Februai-y 



March.. 



April 



May 



June 



July 



August - .• 



September 



"Actin. 

 583 

 195 



a53 



763 



1,050 



1,134 



1,439 

 1,254 



Our summaries are divided into three periods. The first, October 

 to February, corresponds to the sowing and the winter season ; the 

 second, March to Julj^, corresponds to the vegetation of the cereals; 

 the third. May to September, corresponds to vegetation of the vine. 

 In these summaries the years are rearranged in the order of tiie 

 decreasing value of the grain harvest. 



Siimniary from Octoher to February. 



In the first period, or the winter, the climatological facts have 

 very little ai)parent bearing on the crops. The sowing period may 

 have been more or less difficult, but very pronounced anomalies in the 

 climate must occur in order to coini)romise the harvest in an irremedi- 

 able manner. The year 1872-73 is the only one that i^resents a fact of 



