ANNUAL MEETING OHIO STATE BOARD OF AGRICULTURE. 



57 



"The more dots there are in any township the greater has been the production in 

 that township. 



Please note from these maps that crop boundaries do not follow county 

 boundaries ; that within the same county it is possible to find townships that 

 produce a very large amount of a given crop and other townships which pro- 

 duce virtually none of that crop, and therefore, that by taking the township as 



FIG. 18. NUMBER OF CROP GROWING DAYS. 



By taking the number of days between the dates on Charts 16 and 17, the data 

 are obtained for this Figure 18, or the average number of days in the crop grow- 

 ing season. The greatest number of days between the average date of the last 

 killing frost in the spring and the earliest in autumn is 195 at Sandusky, 194 at 

 Cincinnati, and 193 at Cleveland. The least number of days is 134 in Portage county. 

 The lines are drawn for each 10 days. 



a unit, as we have done, we can outline the crop boundaries much more accurately 

 than if we had used the county as a unit. 



Before passing from these assessors' statistics, allow me to state that within 

 a few years we hope to have these returns much more valuable even than they 

 are at present. We believe that when the people see that these figures are being 

 used thus in detail they will unite with the assessors to make them as valuable 

 as possible. 



