FIELD EXPERIMENTS IN I915. 



^3 



Sulphate of Ammonia and Nitrate of Soda Experiment — 1915. 

 Analyses of Fertilizers Used on the Different Plots. 







Nitrogen 



















Available 

 phosphoric 





Plots 











Potash 





As 



As 



As 



Total 



acid 



> 





nitrate 



ammonia 



organic 



% 



% 



% 





% 



% " 



% 









128, 141 



2.27 



0.17 



1.15 



3.59 



8.43 



6.77 



129, 142 



0:12 



2.34 



1.20 



3.66 



9.20 



6.59 



130, 143 



1.12 



1.24 



1.20 



3.56 



8.47 



6.91 



131, 144 



1.14 



0.18 



2.22 



3.54 



8.50 



6.88 



132, 145 



0.15 



1.24 



2.29 



3.68 



8.90 



6.84 



Sulphate of Ammonia and Nitrate of Soda Experiment — 1915. 

 Dates of Planting and Harvesting. 



Plot No. 



Date planted Date harvested 



Plot No. 



Date planted Date harvested 



128 

 129 

 130 

 131 

 132 



May 18, 

 May 18, 

 May 18, 

 May 18, 

 May 20, 



1915 

 1915 

 1915 

 1915 

 1915 



Sept. 28, 

 Sept. 28, 

 Sept. 28, 

 Sept. 29, 

 Sept. 29, 



1915 

 1915 

 1915 

 1915 

 1915 



141 

 142 

 143 

 144 

 145 



May 22, 

 May 22, 

 May 22, 

 May 22, 

 May 22, 



1915 Oct. 

 1915 Oct. 

 1915 Oct. 

 1915 Oct. 

 1915lOct. 



1915 

 1915 

 1915 

 1915 

 1915 



Sulphate of Ammonia and Nitrate of Soda Experiment — ipij. 

 Yields of Potatoes per Acre. 



Plot 



Treatment 



Merchantable 



Culls 



No. 



Bbls. 



Bush. 



Bbls. 



Bush. 



128 





107.4 

 118.9 

 113.2 



117.4 

 121.5 

 119.5 



113.0 

 122.7 

 117.9 



101.6 

 121.2 

 111 .4 



99.2 



119.3 

 109.3 



295.4 

 326.9 

 311.2 



322.9 

 334.1 

 328.5 



310.8 

 337.4 

 324.1 



279.4 

 333.3 

 306. 4 



272.8 

 328.1 

 300.5 



10.2 

 3.2 

 6.7 



5.8 

 5.9 

 5.9 



5.7 

 2.2 

 4.0 



6.6 

 4.6 



5.6 



9.8 

 3.9 

 6.9 



28.1 



141 





8.8 







18.5 



129 

 142 



f sulphate of ammonia 



15.9 

 16.2 







16.1 



130 





15.7 



143 





6.1 







10.9 



131 





18.2 



141 





12.7 







15.4 



132 





26.9 



145 





10.7 







18.9 









