The Bulletin. 



13 



SIZE OF PLATS, ONE-TENTH ACKE. 



• (217.8 X 20 feet.) 

 First Series— Application. 



8 • N K 



9 P K 



10 ■.".■..*. N P 



11 ^ P K 



12 .'.'..' NVoP K 



13 '.'.'.'.'.'.'. O 



14 ^2 P 3v 



15 ■■ ^3 P K 



16 N Pi/sK 



17 N Po K 



18 :;::::::::::::::::::: ^ ^i k 



Second Series — 



12 N P KI/2 



22 iq- P K2 



32 ■■ N P K3 



42 ■■■;■:.■.■: 1/2 (npk) 



52 o 



62 iy2(N"PK) 



72 2 (npk:) 



82 3 (NPE) 



92 N P K 



102 N" P K 



112 ■ N P K 



122 ■■'.■ N" P K 



132 O 



Third Series — 



13 



^^".[[[[[[['.[['.^'.l'. N P K 



53 Lime 



63 N P K L 



73 *.■.*.*.■.'.'.'.■] IsT P K 



The above represents the plats in field B. In field A and in "Old 

 Field" they are arranged in a similar way. 



Weather Conditions During 1900-'09, Inclusive. 



Besides soil, seed, fertilization, and cultivation, and time of planting, 

 weather conditions, mainly the rainfall, influence the crop yield. In the 

 table presented herewith will be found the monthly and annual rainfall 

 during the years covered by the experiments, the mean monthly and 

 Annual rainfall since 1868, and the same data for the months of May to 

 September, inclusive. During the growing months the rainfall was 



