BULLETIN OF THE BUSSEY INSTITUTION. 301 
117. The mixtures of fertilizers used and the weights of crops ob- 
tained will appear from the following tables, 
Section E.— Bar.ey. — 1874. 
Weights of Crops, 
Nos. of 
the Kinds and Weights of Fertilizers. 
Squares Grain Straw & | Total 
‘ Chaff. | Product. 
1 Neither crop nor manure . . ail Fae 
910 grms. sulphate of ammonia 
463 ,, potash 
rik ee Bay State superphosphate 
895 ,, sulphate of ammonia 
-463 ,, ae potash 
714 ,, Coes’s superphosphate . 
910 ,, sulphate of ammonia 
463 ,, Ms potash ¢ 
833 ,, Wilson’s superphosphate . 
sulphate of ammonia . . 
potash . : 
400 ,, Breck’s fine bone-meal . 
910 ,, sulphate of ammonia . 
476 ,,  chlorideof potassium (83%) 
714 ,, Bay State puper uOSDh alg 
. . Nomanure. 
910 ,, sulphate of ammonia 
868 ,, pearlash. : 
714 ,, Bay State superphosphate 
607 ,, -nitrateofsoda. . 
476 ,,  chlorideof potassium (88%) 
1530 ,, — fish-scrap : P 
1400 ,, Peruvian guano . 7 
400* ,, sulphate of potash : 
td 13650 ,, groundoyster-shells. . . 0.515 | 2.985 3.50 
x 13650 ,, oyster-shelllime. .. . 1.296 4.454 5.75 
or 
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