80 



Results of Measurements, 1891. 



No. 



of 

 Plot. 



FERTILIZERS USED. 



Average Measurements. 

 .Juue 16. June 2.5. July 14. 



Nitrate of soda, 



Dissolved bone-black, 



Notliing, 



Muriate of potash, 



Lime, 



Notliing, 



Barn-yard manure, 



Nitrate and bone-black 



Nothing, 



Nitrate of soda and muriate of potash. 

 Muriate of potash and bone-black, . . . . 



Nothing, 



Land plaster, 



Niti'ate, bone-black and potash, 



24.7 

 19.0 

 15.8 

 21.5 

 18.0 

 18.4 

 39. .3 

 30.9 

 19.1 

 23.0 

 21.2 

 18.4 

 17.7 

 37.4 



33.9 

 26.5 

 25.5 

 27.2 

 23.9 

 25.2 

 • 4Q.4 

 37.7 

 26.6 

 34.9 

 29.6 

 25.0 

 24.4 

 39.6 



41.2 

 35.0 

 33.0 

 36.6 

 35.1 

 35.0 

 56.8 

 43.4 

 33.7 

 42.7 

 39.8 

 33.1 

 32.7 

 52.2 



The superiority of the plots which received nitrate of soda, it will 

 be observed, manifested itself very early in the season, and was well 

 sustained throughout the period of growth. 



ANALYSIS OF MANURE USED. 



Moisture at lOO'' C, 74.54 per cent 



Phosphoric acid, .416 " 



Potassium oxide, .548 " 



Nitrogen, .495 " 



Insoluble matter, 1.13 '" 



The manure applied to plot 7 weighed 1110 pounds, and at this 

 rate per acre it would supply: nitrogen, 110 pounds; phosphoric 

 acid, 92.4 poimds, and potash, 121.7 pounds. The grain on the 

 plot where this manure was used lodged badly in two or three spots 

 of considerable size. 



RESULTS OF THE ADDITION OF NITROGEN TO 



Nothing. 



Oats, bushels per acre, 15.00 

 Straw, pounds " 950 



Value of average net increment 



Financial result, 



