A STUDY OF FACTORS INFLUENCING THE YIELD OF POTATOES 1201 



Potato varieties in Monroe County 



Altho a very large number of varieties were grown in Monroe County 

 during the years 1912 to 1914, inclusive, it is seen in table 38 that the 



TABLE 38. VARIETIES ON 300 MONROE COUNTY FARMS IN 1912, 1913, AND 1914 



prevailing type was that of the Rural group. Nearly half of the average 

 total acreage of this region during the years 1912 to 1914, inclusive, was 

 planted to the three standard blue-sprout varieties, Sir Walter Raleigh, 

 Carman No. 3, and Number 9. Altho the three-years average yield for these 

 varieties was slightly less than the average yield for the region in 1913, 

 it would still seem desirable, for the sake of standardization, to select high- 

 yielding strains from, and to retain, these few varieties to the exclusion of 

 most of the other varieties of the Rural type listed in table 38. It is note- 

 worthy that of the twenty-six varieties listed, only three are of the Green 



