( 3 ) 



under the necefTity of pulling them up In fearch 

 of their prey — the hufbandman's enemy. In 

 fummer, rooks will be equally bufy on the 

 fwarth in fearch of worms and grubs ; for 

 which we are under obligations which we have 

 feldom the gratitude to acknowledge. Mod 

 hufbandmen, indeed, hate a rook as much as 

 they do the fox. 



The only effe(!^ual method to clear land ; 

 when injured by roots, worms, &c. is to pare 

 and burn. Burning deftroys worms, old and 

 young, together with their eggs. It alfo de- 

 ftroys the mofs, and grafs as well as roots. 

 Thefe roots, in addition to the mifchiefs alrea- 

 dy mentioned, keep the land light, by perfora- 

 ting it in fuch a multitude of places j by which 

 means the air is admitted, and a greater fer- 

 mentation is occafioned than is neceflary to 

 the vegetation of the plant 3 and the land rifes 

 in blifters. 



The alhes procured by burning, and when 

 the fires are made on the land, ferve the pur- 

 pofe of manure for two or three crops : and 

 ^ere the ftraw made into manure, and return-r 



•4 



