REPORT OF THE DIRECTOR 



29 



SESSIONAL PAPER No. 16 



EXPERIMENTS WITH FERTILIZERS ON PLOTS OF INDIAN CORN— ConcZurfcd. 



17 



Fertilizers applied each year from 18S8 to 

 1898 or 18D9, No fertilizers used since. 

 Clover sown in 1900 in place of the corn 

 and ploughed under in May, 1901, before 

 the corn was planted. In 1903 clover was 

 again sown and ploughed under in ^lay, 



iyo4. 



18 



19 



20 



21 



Mineral superj^hosphate, No. 1, GOO lbs. ; 

 muriate of potash 200 lbs. ; sulphate of 

 ammonia, 150 lbs. per acre, used each 

 year from 1889 to 1899 inclusive. No 

 fertilizers have been applied since then. . 



Muriate of potash, 300 lbs. per acre, used 

 each year from 1889 to 1899 inclusive. No 

 fertilizers have been applied since then. . 



Double sulphate of potash and magnesia, 

 300 lbs. per acre in 1889 and '90 ; (muriate 

 of potash 200 lbs., substituted, each year 

 since); dried blood, 300 lbs. ; mineral super- 

 phosphate, No. 1. 500 lbs. per acre, used 

 each year from 1889 to 1899 inclusive. No 

 fertilizers have been applied since then. . 



Wood ashes, unleached, 1.900 lbs. per acre, 

 used each year from 1889 to 1899 inclusive. 

 No fertilizers have been applied since then. 



Bone, finely ground, 500 lbs. ; sulphate of 

 ammonia, 200 lbs. ; muriate of potash, 

 200 lbs. per acre, r.sed each year from 

 1889 to 1899 inclusive. No fertilizers 

 have been applied since then 



AvEHAr,).; Yield 

 Fourtee:^ Ye.\1!S. 



15th Se.\son, 1904. 



Average Yield 



FOR 



Fifteen Ye.vrs. 



I >= 



C U-c 



;5 "= . 



.-5 o) T) 

 Qj > O 



Per acre. 



Tons, lbs, 



13 1,009 



(N 



O 



7^ ^ . 



l-H ^ 



O <0 



a; 



••6? 



n 



t£ O) 

 S ^ 



I xi O . 



."^ tOTS 



<5 o ^ o 



'ttj -w c 



-*) 



Per acre ; Per acre. 



Tons lbs Tons. lbs. 



9 1,92; 



14 270 



9 1,830 7 211 13 120 



12 509 



10 1,739 



8 1,689 



8 356 



C tJj 



I c 



u 



"^1 ■ 



Per acre Per acre. Per acre 



■ to 



-g.bt-c 



Tons lbs Tons. lbs. Tons lbs 



12 1,010 



12 1,440 



13 1,510 



14 1,510 



12 1,347 7 1,207 12 1,950 



13 810 



13 1,800 



12 70 



13 1,149 10 306 



10 255 



12 705 



11 257 



7 960 



9 297 



8 1,119 



12 1,387 7 1,797 



