Exi'i-KiMi'XTAL Work ix I)in-l<\\UMiX( 



549 



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Fig. 18. — White Dent corn, Sinnvflake Iir\-fann. August 17, li)]2. 



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Fig. 19. — Corn, Snowflake Dry-farm. June 22, 1915. I'lot on left seeded May 10; 

 plot on right seeded three weeks later. 



