A 



JOURNAL 



OF 



NATURAL PHILOSOPHY, CHEMISTRY, 



AND 



THE ARTS. 



APRIL, 1805. 



ARTICLE I. 



A Jhort Account of the Caujc of the Difeafe in Corn, called by 

 Farmers, the Blight, the Mildew and the Rujl. Reprinted, and 

 the Plates copied, ivith Permiffion, from a Memoir communi- 

 cated by the Right Hon. Sir Joseph Banks, Bart. P. R. S. 

 fyc. tifc. 8fc. With fame additional Notes.* 



JD< 



K3TANISTS have long known that the Blight in Corn isBotanifts have 

 occafioned by the growth of a minute parafitic fungus or mufli- £j^JJ[ that 

 room on the leaves, ftems, and glumes of the living plant. caufed by ami- 

 Felice nuts P* r afi t,c 

 fungus j 



* Immediately after the title in the original is the following pre- 

 fatory note : 



" The following brief Publication, fuggefted by the alarming 

 '* ftate of the harvelt in Auguft laft, would have been diftiibuted 

 '* before the end of wheat feed-time, had the engraver fulfilled his 

 " engagement. 



" Thiscircumftance will, it is hoped, be considered as a fufficient 

 " apology for the want of actual observations on the origin and pro- 

 f< grefs of the difeafe. Thefe it is prefumed will be abundantly 

 *' i'upplied in the courfe of the prcfent year, by thofe intelligent 

 «« agriculturifts, whofe refidence in the country enables them daily 

 " to examine, not only the progrefs of their crops, but the origin 

 " and advances alfo of all thofe obriacles which nature has oppof-d 



to the fuccefs of agricultural labours, as if to awaken the ener- 



Vol. X.—April, 1805, CL «■ gies 



