C 35t 1 



that the preference muil always be given in favour 

 of wheat. 



Potatoes are much more bulky than wheat; 

 that is to fay, there is lc& weight and lefs nourifh- 

 ment contained in the fanie fpace; for this rcafon 

 then, as alfo from their being of a moift nature, 

 they do not bear long carriage fo well, nor are they 

 fo fit for exportation ; and yet they muft be ex- 

 ported, if there are countries where they* are ne- 

 ceflar)', and do not yet grow. It is true, they will 

 thrive in wtry poor lands, and indeed this might 

 naturally be prefumed from their native foil; but 

 they will not grow well in rich land. There is a 

 great difference between thofe potatoes which grow 

 on our mountains, and thofe which are produced in 

 'the valleys : thofe in wet lands are bad, and have 

 an acrid difagreeable tafte, which might render a 

 long ufe of them improper. A fccond reafon is, 

 that in dry years their produce is very fmall. Laft 

 year, for example, they had not one third of the 

 ordinary crops i and if this were to happen fre- 

 quently, there would be no refourcej for thofe of 

 the preceding years cannot be made ufe of, becaufc 

 ^hey will not keep more than a year; except much 

 greater precaution and care be taken of them, than 

 ?he farmer can attend to, they grow and fpoil. 



The 



