REPORT OF THE DIRECTOR 



23 



SESSIONAL PAPER No. 16 



TABLE II.— EXPERIMENTS WITH FERTILIZEES ON PLOTS OF BARLEY- 



-Concluded. 



10 



11 



12 

 13 



14 



15 



16 



17 



18 



19 



20 



21 



Fertilizers applied each year from 1889 to 

 1898 or 18!)9. 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 

 J 895-6-7-8 fertilizers again applied as in 

 1898. Clover discontinued. 



Mineral phosphate, untreated, finely ground, 

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

 per acre, used each year from 1888 to 1897, 

 inclusive. In 1898 and 1899, 500 lbs. of 

 the Thomas phosphate were used in place 

 of the mineral phosphate. No fertilizers 

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

 fertilizers again used as in 1899 



Mineral superphosphate No. 1, 500 lbs. per 

 acre u.sed each year from 1888 to 1899, 

 inclusive. No fertilizers used from 1900 

 to 1905. In 1905-G-7-8 fertilizers again 

 used as in 1899 



Mineral superphosphate, No. 1, 350 lbs., 

 nitrate of soda, 200 lbs. per acre, used 

 each year from 1888 to 1899, inclusive. 

 No fertilizers used from 1900 to 1905, In 

 1905-G-7-8 fertilizers again used as in 1899. 



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 1899, inclusive. No 

 fertilizers used from 1900 to 1905. In 

 1905-6-7-8 fertilizers again used as in 1899. 



Unmanured from the beginning 



Boce, finely ground, 500 lbs. per acre, used 

 each year from 1888 to 1899, inclusive. 

 No fertilizer used from 1900 tD 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 each 

 year from 1888 to 1899 inclusive. No 

 fertilizers used from 1900 to 1905. In 

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



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

 year from 1888 to 1899, inclusive. No 

 fertilizer used from 1900 to 1905. In 

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



Muriate of potash, 150 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 at first, 



Sulphate of ammonia, 300 lbs. per acre,used 

 each year from 1888 to 1889, inclusive 

 No fertilizer used from 1900 to 1905. In 

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



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

 year from 1888 to 1899, inclusive. No 

 fertilizer used from 1900 to 1905. In 

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



Common salt {Sodium chloride) 300 lbs. per 

 acre used each year from 1888 to 1899, in- 

 clusive. No fertilizer used from 1900 to 

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

 as at first 



Land plaster or gypsum (Calcium sulphate), 

 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 

 again used as at first 



Mineral suj^erphosphate, 500 lbs. per acre, 

 used each year from 1889 to 1899, inclu- 

 sive. No fertilizer used from 1900 to 

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

 as at first 



Average Yield 



FOB 

 NlMETPEN YeAKS. 



Yield 



of 

 Grain. 



Per acre. 



Bush. lbs. 



24 



23 



29 

 15 



25 



22 



23 



20 



20 



^TV 



7il 



29 30tV 



28}^ 

 121* 



17 8U 



30A 

 32A 

 35-i-Tv 



15i% 



28 33i!^ 



21 391^5 



22 11|| 



Yield 

 Straw. 



Per acre 



Lbs. 



1900 



1761 



2357 



2496 

 1236 



1375 



2109 



2143 



1770 



1822 



1559 



1867 



1521 



1678 



20th Season, 1908. 

 Variety, 

 Mensurt. 



Yield 



of 

 Grain. 



Per acre. 



Bush, lbs. 



7 44 



24 



11 32 



8 16 

 3 16 



4 8 



10 20 



10 



9 8 



8 16 



4 28 



10 20 



5 20 



7 4 



Y^ield 



of 

 Straw. 



Per; 



Lbs. 



480 



400 



920 



800 

 420 



540 



640 



520 



560 



580 



480 



720 



540 



400 



Average Yield 



FOR 



Twenty Years. 



Yield 



of 

 Grain. 



Per; 



Bush. lbs. 



Per acie 



23 32i» 



22 I85V 



28 35 



28 25ja 

 14 32WV 



16 23,'^ 1327 



24 41J5 



22 li^ 



23 Oil 



19 5^ 



19 25/7 



27 37,"^ 



20 47^ 



21 23AJ 



