1 86 



MAI NIC AGRICULTURAL EXPERIMENT STATION. 



1903. 



MAGGIK MUIU'IIV. 



llNSPKATKD. 

 ^Uff. L'l. CJiiltc II iiinnl)i'r of leaves 

 hffoeted with bliKlil. IMiints 

 Biiiuller tliHii Polaris. 



Aug. 



•J'i. 



Hli;;lit had made considerable- 

 progress. 



Sept. 



1. 



Ono-lialf of leaves dead. 



Sept. 



8. 



Leaves all dead. Stems 

 dying. 



Sept. 



10. 



Harvested 65 hills. 



Oct. 



7. 



Harvested 55 bills. 



Si'ItAVED. 



Avg. 21. Vigorous plants of good color, 

 (^nite a number in bloom. 

 No bllglit. 



Aug. 26. A little bligbt. 



Sept. 1. More blight on west row than 

 other two. East rows one- 

 flfth dead. 



Sept. S. Leaves about one-third dead. 

 Stalks green. Remaining 

 leaves good color. 



Sept. 10. Too green to dig. 



Oct. 7. Harvested 55 hills. 



Unsprayed. 

 Aug. 21. Plants not very large. Good 

 color except one-third dead 

 with blight. 



Aug. 26. A good deal of blight. 



Sept. 1. Leaves two-thirds dead. 



Sept. S. Leaves all dead and stalks 

 nearly so. 



Sept. 1 0. Harvested 55 hills. 



Oct. 7. Harvested 55 hills. 



IRISH COBBLER. 

 Aug. 21. 



Aug. 26. 



Sept. 1. 



Sept. S. 



Sept. 10. 



Sprayed. 

 Fairly large, dark green 

 plants. No blight. 



Very little blight. 



Leaves one-fourth dead. 



Leaves one-half to two-thirds 

 dead. Stems green. 



Stems and one-third to on- - 

 half of leaves still green 

 Harvested 55 hills quite 

 unripe tubers. 



Oct. 7. Harvested 55 hills. 



EARLY OHIO. 



Unsprayed. 

 Aug. 21. Leaves ripening. Some turn- 

 ing from blight. 



Aug. 26. Leaves half blackened. Stems 

 still green. More blight than 

 on any except Queen. 



Sept. 1. Leaves and stems dead. 



Sejit. S. Harvested 55 hills. 

 Oct. 7. Harvested 55 hills. 



Sprayed. 

 Aug. 21 Pale color as if ripening. 

 Probably no blight. 



Aug. 26. Leaves one-third dead with 

 blight. 



Sept. 1. Leaves mostlj' dead. Stems 

 dying. 



Sept. 8. Harvested 55 hills. 



Oct. 7. Harvested 55 hills. 



GEM OF AROOSTOOK. 



Unsprayed. 

 Aug. 21. Medium sized vines of good 

 color. A few plants have 

 some blight. 



Aug. 26. A good deal of blight. 



Sept. 1. Leaves mostly dead. Stems 

 pale green. 



Sept. 8. Leaves and stalks dead. 



Sept. 10. Harvested 55 hills. 

 Oct. 7. Harvested 55 hills. 



Sprayed. 

 Aug. 21. Healthy, dark green vines. 

 Many in bloom. No bligbt. 



Aug. 26. Very little blight. 



Sept. 1. Leaves one-fourth dead. 



Sept. 8. On some plants leaves all 

 dead. On most plants 

 leaves one-third to one-half 

 dead. Stems green. 



Sept. 10. Harvested 55 hills. 



Oct. 7. Harvested 55 hills. 



