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BELETINNO. 131. FEBRUARY, 1905, 



ALABAMA 



Agricultural Experiment Station; 



OF -THE 



Alabama Polytechnic Institute, 



A U B U R N . 



Co-operative Fertilizer Experiments With Cotton; 



IN 1901. 1902, 1903, AND 1904. 



Bv 



J. F. DUGGAR, 

 Director and Aijriculturist. 



Opelika, Ala.: 



The Post Publishing Compauy. 



1905. 



