54 



EXPERIMENTAL FARMS 



1-2 EDWARD VII., A. 1902 



EXPERIMENTS WITH FERTILIZERS OX ROOTS; PLOTS OF MANGELS AXD 



TURNIPS— Concluded. 



Fertilizers applied each Year from 

 1839 to 1S98 or 1899. No fertilizer 

 used since. Clover sown in 1900 in 

 place of the roots and ploughed 

 under in May, 1900, before the 

 roots were sown. 



Average Yield 



for 

 Eleven Years. 



12th Season, 1901, 

 Varieties. 



West Half 

 Plot. 



Mangels, 



Weight 



of Roots. 



o 



10 



11 



12 

 13 



11 



15 



1G 



17 



18 



19 



Turnips, 

 Weight 

 of Roots. 



Mangels, 

 Mammoth 



Long Red: 



Weight 



of Roots. 



Per Acre. 



Per Acre. 



Per Acre. 



East Half 

 Plot. 



Average Yield 



for 

 Twelve Years. 



Turnips, 

 PurpleTop Mangels, 

 Swede : Weight of 

 Weight of, Roots. 

 Roots. » 



Per Acre. I Per Acre. 



9 Mineral superphosphate, Xo. 1, 500 

 lbs. per acre, used each year from 

 1889 to 1899 inclusive. No fertili- 

 zers have been applied since then. . 



Nitrate of soda, 300 lbs. per acre, 

 used each year from 1889 to 1899 

 inclusive. No fertilizers have been 

 applied since then 



Sulphate of ammonia, 300 lbs. per 

 acre, used each year from 1889 to 

 1899 inclusive. No fertilizers have 

 been applied since then ........ 



Unmanured from the beginning . 



Bone, finely ground, 500 lbs.; wood 

 ashes, unleached, 1,000 lbs. per 

 acre, used each year from 1889 to 

 1899 inclusive. No fertilizers have 

 been applied since then. .... . 



Wood ashes, unleached, 2,000 lbs. per 

 acre, used each year from 1889 to 

 1899 inclusive. No fertilizers have 

 been applied since then. 



Common salt (Sodium chloride) 400 

 lbs. per acre, used each year from 

 1889 to 1899 inclusive. No fertilizers 

 have been applied since then 



Mineral superphosphate, No. 1, 500 

 lbs.; nitrate of soda, 200 lbs. per 

 acre, used each year from 1889 to 

 1899 inclusive. No.fertilizers have 

 been applied since then : . 



Mineral superphosphate, No. 1, 350 

 lbs ; wood ashes, unleached, 1,500 

 lbs per acre, used each year from 



1889 to 1899 inclusive. No fertiliz- 

 ers have been applied since then . . 



Mineral superphosphate, No. 1, 500 

 lbs.; muriate of potash, 200 lbs. per 

 acre, used each year from 1889 to 

 1899 inclusive. No fertilizers have 

 been applied since then .... 



Double sulphate of potash and mag 

 nesia, 800 lbs. per acre in 1889 and 



1890 (muriate of potash, 200 lbs., 

 substituted each year since) ; dried 

 blood, 250 lbs.; mineral superphos- 

 phate, No. L 500 lbs. per acre, used 

 each year from 1SS9 to 1899 inclu 

 sive. No fertilizers have been ap 

 plied since then 



20 Wood ashes, unleached, 1,500 lbs., 

 common salt (Sodium chloride), 300 

 lbs. per acre, used each year from 

 1S89 to 1899 inclusive. No fertiliz 

 ers have been applied since then. . 

 !l Mineral superphosphate, No. 2, 500 

 lbs. per acre, used each year from 

 1889 to 1899 inclusive. No fertiliz 

 ers have been applied since then. . 



Tons. lbs. Tons. lbs. Tons. lbs. Tons. lbs. Tons. lbs. Tons, lbs 



11 



10 



7 



Turnips, 



Weight of 



Roots. 



Per Acre. 



120 8 1,3271 10 770 15 1,180 9 341 



520 



145 

 354 



9 134 13 220 



10 19G 



10 1,508 



9G1 



13 589 



12 985 



12 415 



10 G67 

 G 1,677 



12 SG0 

 7 1,490 



15 700 14 



32S 



9 481 



9 1,181 



16 1,250 12 538! 10 1,715 

 11 1,310 7 449 7 4>2 



8 GIG 12 1,950 13 850 



12 G75 8 1.4G9 



7 1,107 13 40 13 1,0G0 10 1,88G 



7 21 



8 103 



12 GS0 12 900! 9 1,437 7 927 



10 711 10 GOO 17 1,0S0 



9 31 



9 1,900 



16 GG0 20 690 



19 GO 19 200 



13 1,150 11 737; 20 1,4G0 



14 202 



14 1,190 



10 183 



10 903 



20 700 



16 600 



17 1,950 



19 53) 



17 680 



13 173 10 1,908 



12 1,624 9 1,919 



12 1,552 



10 1,425 



14 342 11 1,838 



14 1,244 10 1,712 



14 1,482 



11 51 



