C v 1 



ufe and virtue of afhes not being generally known, 

 J beg leave to otter you a fevr remarks on the fub- 

 jeft, wliich arife both from my own obfervation, 

 and from the accounts given by thofe who have 

 experienced the advantages arilinj from the ufe of 

 afhes judicioufly applied to their lands. 



All afhes produced from vegetible bodies con- 

 tain fixed fait, blended with the earth) particles; 

 and from thefc it is, that the alkaline falts, called 

 pot-afh, pcarl-afh, &c. are extracted. 



Mortimfr tells us, that afhes of all kinds con- 

 tain in them a very rich fertile fait, and that, 

 therefore, they are the bed of any manures for 

 cold land, efpecially if kept dry, and the falts be 

 not wafhed away by the rains. One load of dry 

 attics will be equally efficacious with -two loads 

 that have been kept wet. Two loads of the for- 

 mer will be fufficient for an acre. And that they 

 are very efficacious is experienced by many per- 

 fons in the Eaftcjm and Northern counties, where 

 great improvement has been made by burning 

 ferny ftubble, bean (talks, heath, furze, and ledge. 



Coal-afhes are fomewhat different in their na- 

 ture, and being of a calcarious quality, are par- 

 ticularly beneficial to four ftirT foils: — for this 

 F 2 purpofe 



