REPORT OF THE DIRECTOR 



25 



SESSIONAL PAPER No. 16 

 TABLE III.— EXPERIMENTS WITH FERTILIZERS ON PLOTS OF OATS— Concluded. 



o 



o 

 'A 



Fertilizers applied each year, from 1889 to 

 1898 or 1899. No fertilizers used from 

 that time to 1905. Clover sown in 1899 

 and each year after to 1905 with the grain 

 and ploughed under in the autumn. In 

 1905-U-7-8 fertilizers again applied as in 

 1898. Clover discontinued. 



10 



11 



14 



15 



16 



17 



18 



19 



20 



21 



AvBEAGE Yield 



FOR 



Nineteen Yeaks. 



Yield 



of 

 Grain. 



Per acre. 



9: Mineral superphosphate. No. 1, 500 lbs, 

 per acre, used each year from 1888 to 

 1899, inclusive. No fertilizer used from 

 1900 to 1905. In 1905-6-7-8 fertilizer 

 again used as in 1899. ... 



Mineral superphosphate. No. 1, 350 lbs. 

 nitrate of soda, 200 lbs. per acre, used 

 eacli year from 1888 to 1899, inclusive. 

 No fertilizers used froml900 to 1905. In 

 1905-G-7-8 fertilizers again used as in 

 1899 



Mineral superphosphate. No. 1, 350 lbs., 

 nitrate of soda, 2u0 lbs., wood ashes 

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

 year from 1888 to 1899, inclusive. No 

 fertilizers used from 1900 to 1905. In 

 l'.t05-G-7-S fertilizers again used as in 



1899 



12,Unuiauured from the beginning 



ISjEone, finely groimd, 500 lbs. per acre, used 

 each year from 1888 to 1899, inclusive. 

 No feitilizer used from 1900 to 1905. In 

 1905-6-7-8 bone again used as at first . . . 



Bone, finely ground, 500 lbs., wood ashes, 

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

 year from 1888 to 1899, inclusive. No 

 fertilizers used from 1900 to 1905. In 

 1905-6-7-8 fertilizers used again as at 

 first 



Nitrate of soda, 200 lbs. per acre, used each 

 year from 18!i8 to 1899, inclusive. No 

 fertilizer used from 1900 to 1905. In 

 1905-6-7-8 fertilizer again used as at first. 



Muriaie of potash, 150 lbs. per acre, used 

 each year frou^ 1888 to 1899, inclusive. 

 No fertilizer used from 1900 to 1905. In 

 1905-6-7-8 fertilizer again used as at first. 



Sulphate of ammonia, 300 lbs. per acre, 

 used each year from 1888 to 1899, inclu- 

 sive. No fertilizer used from 1900 to 

 1905. In 190.5-0-7-8 fertilizer again used 

 as at first 



Sulphate of iron, 60 lbs. per acre, used each 

 year from 1888 to 18i;9, inclusive. No 

 ifertilizer used from 1900 to 1905. In 

 1905-6-7-8 fertilizer again used as at first. 



Common salt (Sodium chloride), 300 lbs. 

 per acre, used each year from 1888 to 

 1899, inclusive. No fertilizer used from 

 1900 to 1905. In 1905-6-7-8 fertilizer 

 used again as at first 



Land plaster or gypsum (Calcium sul- 

 phate), .'HOO lbs. per acre, used each year 

 from 1888 to 1899, inclusive. No fertili- 

 zer used from 1900 to 1905. In 1905 6-7-8 

 fertilizer again used as at first 



Mineral superphosphate, 500 lbs. per acre, 

 used each year from 18S9 to 1899, inclu- 

 sive. No fertilizer used from 1900 to 

 1905. In 1905-6-7-8 fertilizer again used 

 as at first 



Bush. lbs. 



38 16}f 



47 fsia 



38 2:^/5 

 23 14ii 



40 23i% 



46 18H 



40 21,«V 



46 23 



39 33if 



40 &^ 



36 18^ff 



37 15^8 



Yield 



of 

 Straw. 



Per acre 



Lbs. 



1981 



2557 



2352 

 1450 



1925 



2275 



20-17 



2159 



2736 



2029 



2011 



2023 



1894 



20th Season, 1908. 

 Variety, 

 Banner . 



Yield 



of 

 Grain. 



Per acre. 



Bush. lbs. 



19 W 



22 12 



14 24 

 10 .. 



18 8 



20 



21 6 



17 2 



28 8 



27 22 



26 16 



25 10 



23 IS 



Yield 

 of 



Straw. 



Per acre 



Lbs. 



740 



940 



600 

 380 



520 



640 



<i80 



700 



900 



860 



1000 



940 



960 



Average Yield 



FOR 



Twenty Years. 



Yield 



of 

 Grain. 



Per acre. 



Bush. lbs. 



37 18.; 



45 31M 



37 16.^5 

 22 25M 



34 8M 



39 22/7 



45 9/^ 



39 15^ 



45 25Ji 



39 12M 



39 Yt^^ 



35 33 



36 20^1. 



Yield 



of 

 Straw. 



Per acre 



Lbs. 



1919 



2476 



2264 

 1397 



1855 



2193 



2564 



2086 



2644 



1970 



1960 



1969 



1847 



