BLUE SEAl PLANT Fbdbi 



new 



BLUE SEAL 



GROW-CROP 



MIXED FERTILIZERS 



3-12-12 



0-12-12 



0-20-10 3-18- 9 



I^HOSPHATES 



ROCK PHOSPHATE 

 SUPERPHOSPHATE 

 TRIPLE SUPERPHOSPHATE 



POTASH 



MURIATE OF POTASH 



NITROGEN 



AAAMONIUM NITRATE 



Extra fertility means higher yields — and higher yields 

 mean added income firom the same acreage of crops. 



Crops require an adequate supply of essential plant 

 food nutrients if they are to produce maximtun jdelds. 

 Nitrogen — phosphorus — potash — these are the essential 

 plant foods usually deficient in ovir Illinois soils. A lack 

 o{ any one or more will limit crop yields. 



FOLLOW THIS 3-POINT PROGRAM- 



1* Hove your soil tested. 



2* Consult with your Farm Adviser. 



3* Apply recommended plant foods to deficient setts. 



; y^ee uour 

 d^tue ^eal ^^att 



eSman 



: BLUE SEAl PLANT FOODS ARE SOLD EXCLUSIVELY BY 



FARM BUREAU-TYPE COOPERATIVES 



afFiliated wHh "::■ --y''^-;' 



ILLINOIS FARM SUPPLY COMPANY 



MABCH. 1949 



17 



