248 ESSAYS ON WHEAT 



variety of wheat contributed to the crop of Minnesota in 

 1917 was the same as it was in 1914, i. e., at the time when 

 Marquis had only just made its advent in the State, and 

 let us distribute the 26,663,900 bushels which Marquis 

 produced in 1917 among all these varieties in accordance 

 with these 1914 percentages. Then of the 26,663,900 

 bushels : 



Marquis taking 3 per cent, will receive 799,917 bushels 



Velvet Chaff. . .taking 30 per cent, will receive 7,999,170 bushels 



Bluestem taking 52 per cent, will receive 13,865,228 bushels 



Durum taking 2 per cent, will receive 533,278 bushels 



Fife taking 7 per cent, will receive 1,866,473 bushels 



Winter Wheat, .taking 2 per cent, will receive 533,278 bushels 



Other Wheat. . .taking 4 per cent, will receive 1,066,556 bushels 



Total 26,663,900 bushels 



These masses of wheat, however, were produced by Mar- 

 quis wheat-plants which had a yield in 1917 of 17.2 bushels 

 per acre. Had equivalent masses of wheat been produced 

 by Bluestem, Fife, etc., these masses would have been 

 smaller, because these varieties in 1917 yielded less than 



