viii . ABVERTISExMENT. 



the pine-apple, containing 174 pages, 72 of 

 which are taken up in defcribing the different 

 fpecies of infefts which infeft forcing-houfes 

 and frames, and in giving receipts and prefcrip- 

 tions for their deftrudion. This author imitates 

 the former, in faying that he tried every method 

 he had heard of, both public and private, but 

 tiil to no purpofe^ but that after many experi- 

 ments, he luckily happened to fall on a never- 

 failing remedy; this remedy, he fays he has 

 given with exaft precifion. 



Thefe two authors acknowledge the publi- 

 cation of many remedies, but pronounce them 

 all ineffed:ual, except thofe of t heir own inven- 

 tion, which each in his lurn. holds forth as being 

 infallible. But in this they feem to have writ- 

 ten rather uncandidly; becaufe they have neither 

 quoted thofe authors v/ho invented and pub- 

 lifhed remedies before they did, nor have made 

 comparifon betwixt thofe ever-failing, and their 

 never-failing remedies. 



Again, in the year 1791, Mr. "William Forfyth, 

 gardener to the King, at Kenfmgton, publiflied 

 a pamphlet, fetting forth a never-failing cure for 

 the difeafes, defeds, and injuries, in all kinds of 

 fruit and foreft trees. This author fays, " He 

 fubmits to the experience of the Public, a re- 

 medy difcovered by himfelf, which has been 



applied 



