MAINE AGRICULTURAL EXPEJRIMENT STATION. I903. 



^YIELDS FROM FIFTY-FIVE HILLS OF TEN VARIETIES POTATOES AT 

 TIME OF DIGGING. 



Variety. 



Date of 

 harvesting. 



UN8PRAYED. 





Sprayed. 



Early Michigan 



Average 



Bovee 



Average . 



Early Ohio 



Average 



Gem of Aroostook . 



Average ....... 



Irish Cobbler 



Average — 



Hulett's Rust Proof. 



Mill's Mortgage Lifter 



Average 



Green Mountain 



Average 



Polaris. 



Average 



Maggie Murphy 



Average 



Average of 5 earlier varieties 

 Average of 5 later varieties . . 



Sept. 8 

 Oct. 7 .. 



Sept. 8 , 

 Oct. 7 . 



Sept. 8 

 Oct. 7 .. 



Sept. 8 

 Oct. 7 . 



Sept. 8 , 

 Oct. 7 . . 



Sept. 8 . 

 Oct. 7 . 



Sept. 8 . 

 Oct. 7 .. 



Sept. 8 

 Oct. 7 . 



Sept. 8 

 Oct. 7 .. 



Sept. 8 , 

 Oct. 7 .. 



Sept. 8 

 Oct. 7 ., 

 Sept. 8 

 Oct. 7 .. 



78 

 78 

 78 



60 

 57 

 59 



49 

 68 

 59 



71 



72 

 72 



111 



107 

 109 



105 



74 



76 



75 



104 



SUMMARY 01^ RE;SULTS. 



There is a marked difference in the blight resistant properties 

 of the different varieties. As a rule the earlier varieties were 

 soonest attacked. 



Because of the uneven stand only very general conclusions can 

 be drawn from the yield. 



With the exception of the Bovee, harvested October 7, the 

 yield was sufficiently increased to inore than equal the" cost of 



