t 107 ] 



It is thus that knowledge frequently eludes the refearches 

 of the farmer, after he thinks he has with certainty attained 

 it; but if he be diligent and unremitting in his purfuit, 

 and never gives over, even when he feems to be thrown 

 out in the chace, he will at length lay firm hold of this 

 ever-changing Proteus, and force from him many impor- 

 tant fecrets exceedingly neceflary to be known for the 

 well-being of mankind. 



CONCLUSION. 



The reader cannot fail to have remarked, that 

 the foregoing experiments and obfervations only 

 tend to pave the way for an accurate fet of experi- 

 ments, to afcertain with fome reafonable degree of 

 precifion, the foil, manures, and culture, that are bed 

 calculated to produce the largeft and bed crops of 

 potatoes. Till the particulars above fpecified be 

 fully afcertained, any attempt to prefcribe the bed 

 and mod advantageous mode of cultivating this 

 valuable plant mud be vain and nugatory, as per- 

 petual contradictory facts would occur, which would 

 involve the fubject in the fame doubt and obfeurity 

 as at prefent. Fully convinced of thefe things, my 

 aim in this efTay has been folely to elucidate fome 

 important previous quedions. Little more indeed 

 has been done, than to point at what is wanted for 

 enabling us to go forward in a proper manner : and 



thefc 



