)62 Studies on the Pakeozoic Soils of North Wales 



Table III {continued). Palwozoic . Silt Loam. Denbighshire {Silurian). 



Nitrogen 



48 liours' digestion nnlh HCl 



Potash (K^O) 



Phosphoric acid (P2O5) .. 

 Calcium oxide (CaO) 

 Magnesium oxide (MgO).. 

 Insoluble ... 



Solubte in 1 °o citric : 



Potash (K,0) 



Phosphoric acid (P2O5) .. 



Llanefydd 

 D17 



Caegwyn 

 D35 



Llanelidan 

 D56 



Subsoil 



2-64 

 10-40 



Nil 



70-3 



1-62 

 6-56 



Nil 



•380 — 



•960 

 •18G 



r58 

 10-72 



Nil 



■450 



1-25 

 6^66 



Nil 



215 



14-94 



Nil 



•447 



122 

 8^20 



Nil 



1203 — 

 •057 — 



•803 — 

 •109 — 



•022 

 •008 



•017 — 

 •009 — 



•86 

 1008 



Nil 



•350 



•890 

 •125 



73-2 — 696 — 72-5 



•028 

 •014 



