43 



EXPERIMENTAL FARMS 



1-2 EDWARD VII., A. 1902 

 "EXPERIMENTS WITH FERTILIZERS ON PLOTS OF OATS, ft ACRE EACH. 



Fertilizers applied each Year, from 18S0 

 to 1898 or 1809. No fertilizers used since. 

 Clover sown in 1899 and each year since 

 with the grain and ploughed under in the 

 Autumn. 



Average Yield 



for 

 Twelve Years. 



13th Season, 1901. 

 Variety, 

 Banner. 



Average Yield 



kor 

 Thirteen Years. 



Yield 



of 

 Grain. 



Yield 



of 

 Stiaw. 



Yield 



of 

 Grain. 



Yield 

 of 



Straw. 



Yield 



of 

 Grain. 



Per acre. Per acre 



Bush. 



1 Barn-yard manure, well rotted, 15 tons per 

 acre each year to 1898 inclusive. No 



manure has been applied since then 



Barn-yard manure, fresh, 15 tons per acre 

 each year to 1898 inclusive. No manure 

 has been applied since then 



3 Unmanured from the beginning 



4 Mineral phosphate.untreated, finely ground, 

 500 lbs. per acre, used each year from 1888 

 to 1897, inclusive. In 189S and 1899 a 

 similar weight of the Thomas' phosphate, 

 was used. No fertilizers have been ap- 

 plied since then 



Mineral phosphate, untreated,finely ground, 

 500 lbs. nitrate of soda, 200 lbs. per acre, 

 used each year from 1888 to 1897, in- 

 clusive. In 1898 and 1899 500 lbs of the 

 Thomas' phosphate was used in place of 

 the mineral phosphate. No fertilizers 



have been applied since then 



6 Barn-yard manure, partly rotted and ac- 

 tively fermenting, f> tons per acre ; min- 

 eral phosphate, untreated, finely ground, 

 500 lbs. per acre, composted together, in- 

 timately mixed and allowed to heat for 

 several days' before using, applied each 

 year from 188S to 1897, inclusive. In 

 1898 500 lbs. of Thomas' phosphate was 

 used in place of the mineral phosphate. 

 No fertilizers have been applied since 



then 



Mineral phosphate, untreated, finely ground, 

 500 lbs. ; nitrate of soda, 200 lbs. ; wood 

 ashes, unleached, 1,000 lbs. per acre, used 

 each year from 1888 to 1897, inclusive. 

 In 1898 and 1899 500 lbs. of the Thomas' 

 phosphate was used in place of the min- 

 eral phosphate. No fertilizers have been 



applied since then 



6 M meral phosphate.untreated, finely ground, 

 500 lbs.; wood ashes, unleached, 1,500 lbs. 

 per acre used each year from 1888 to 1S97, 

 inclusive. In 1898 and 1899 500 lbs. of 

 the Thomas' phosphate was used in place 

 of the mineral phosphate. No fertilizers 



have been applied since then 



9 Mineral superphosphate, No. 1, 500 lbs. 

 per acre, used each year from 1888 to 1»99 

 inclusive. No fertilizers have been used 



since then 



10 Mineral superphosphate, No. 1, 350 lbs.; 

 nitrate of soda, 200 lbs. per acre, used 

 each year from 1888 to 1899, inclusive. No 

 fertilizers have been applied since then. 

 1 Mineral superphosphate, No. 1, 350 lbs. 

 nitrate of soda, 200 lbs. ; wood ashes, 

 unleached, 1,500 lbs. per acre, used each 

 year from 1888 to 1897, inclusive. No 

 fertilizers have been applied since then. . . 



50 



55 

 31 



lbs. 

 26& 

 18ft 



Lbs 



31 22ft 



48 82A 



47 7-}§ 



T? 



41 



30 



47 



30 



Per acre. Per acre 



Bush. lbs. 



3.1GS 52 22 



3,372 

 1,523 



1,688 



2,679 



2,615 



3,150 



Per acre. 



Lbs. Bush. lbs. Lbs. 



Yield 

 of 



Straw. 



Per acre 



53 18 

 48 3 



48 28 



51 31 



3,790 



3,805 

 2,635 



50 31ft 



55 13ft 



33 



'/'A 



2,6G0 32 33 ft 



2,600 



53 23 



5G 31 



54 24 



42 2 



45 25 



49 29 



49 5ft 



3,210 



3,405 

 1,609 



1,763 



3,570 47 24 ft 



3,415 



3,170 



2,155 



2,595 



27 55 



48 19ft 



<ij 



36 -29!% 



47 3ft 2,721 



37 31-»3> 2,410 



2,073 



2,688 



3,170 



2,432 



1,947 



