438 



Mr. R. Phillips, jun. on the state of 



Surface soil. 



Silica 77- 



Alumina 8*8 



Iron, protoxide . . . 5*4< 

 Sulphate of lime ... '6 

 Magnesia, a trace . . 

 Salts of potash and soda 1 • 

 Organic matter ... 5* 



Moisture 2-2 



Phosphate of lime, a trace 



100- 



Subsoil. 



Silica 68* 



Alumina 16*3 



Iron, peroxide .... 7*4< 

 Sulphate of lime ... '4? 

 Magnesia, a trace . . 

 Organic matter . . . 4*1 



Moisture 3-8 



Salts of potash and soda, traces 

 100- 



The next is an analysis of a soil from Polder, in Belgium ; 

 it was likewise procured by the gentleman I have mentioned, 

 and analysed by him, his reason for obtaining it being its ex- 

 ceeding richness, the farmer from whom it came assuring him 

 that it had not been manured for more than fifty years; it 

 consisted of — 



Silica 61*5 



Alumina 9*1 



Iron, protoxide 3'1 



Carbonate of lime 16*4 



Carbonate of magnesia .... "7 

 Salts of potash and soda ... '8 



Organic matter 6*2 



Moisture 2*2 



Phosphate of lime and humate, traces 



100- 



The following is the analysis of a soil brought to me from 

 India by a gentleman, it being there considered as one of 

 great fertility : — 



Silica 40" 



Alumina 29*7 



Iron, protoxide 14* 



Carbonate of lime 4*2 



Carbonate of magnesia ... '6 



Sulphate of lime '3 



Salts of potash and soda ... -4 



Organic matter 8*9 



Moisture 1*9 



Phosphate of lime, a trace . . 



100- 

 The next is the analysis of a soil from Berkshire, the farmer 

 from whom I procured it assuring me that it was the richest 

 wheat land on his estate. I found it contained — 



