1920.] 



Nitrate of Lime. 



47 



and distribute the mixture immediately before sowing. The 

 remaining two-thirds can be advantageously applied as a 

 top-dressing after singling. 



If preferred, the whole may be used as a top-dressing in 

 one or two applications after singling. 



Average dressing per acre — 2 to 3 cwt. 



Hay. — The end of March is sufficiently early for the applica- 

 tions of nitrate of lime to grass land. 



Average dressing per acre — 1 J to 2 cwt. 



Results of Field Trials. — The results of official field trials in 

 which nitrate of lime has been compared under equal conditions 

 with the other nitrogenous fertilisers are set out below: — 



Oats (1910-1912). 



Cockle Park Experimental Farm. Clay Loam. 



Average of 3 Trials. 

 Manure. Grain per Acre. Strawper Acre. 



Bush. Cwt. 



No Nitrogen .. .. .. .. 40-1 .. 22-8 



Nitrate of Soda .. .. .. 46-5 .. 27-0 



Sulphate of Ammonia .. .. 45-3 .. 28-8 



Nitrolim .. .. .. .. 423 .. 26-1 



Nitrate of Lime .. .. .. 45-6 .. 28-3 



Barley (1909). 



Rothamsted Experimental Station. Heavy Loam. 



Manure. Grain per Acre. Straw per Acre. 



Bush. Cwt. 



Superphosphate .. .. .. 287 .. 23-4 



plus Nitrate of Soda 48-1 .. 34-6 

 ,, Sulphate of 



Ammonia 49-0 .. 31-4 



„ Nitrolim .. 45-2 .. 35-5 



Nitrate of Lime 46-1 . . 39-7 



Oats axd Barley (1905-8). 



North of Scotland College of Agriculture, Aberdeen. 

 Soils various and generally lacking in Lime. 



Average of 10 Oat and 3 

 Barley Trials. 

 Manure. Grain per Acre. Strawper Acre* 



Lb. Cwt. 



No Manure .. .. .. .. 2,196 .. 27J 



Superphosphate and Potash . . 2,260 . . 29 



plus Nitrate ot Soda 2,595 .. 35^ 

 ,, Sulphate of 



Ammonifi 2,668 .. 35 J 



„ Nitrolim . . 2,847 . . 49 J 



Nitrate of Lime 3,128 .. 53$ 



