EXPERIMENTAL STATIONS — EEPORT FOR 1880. 



351 



crops of the rotation should also be cousidered. In the follow- 

 ing table the results as given above are arranged to show the 

 effect of these two forms of phosphate upon the barley crop at 

 Pumpherston : — 



Undissolved Phosphates, Grain. 



Undissolved Phosphates, Straw. 



