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73. AcETARiA. H. Von der Burg, 175^. 



This writer, after having pointed out the advan- 

 tages and difadvantages of eating crude vegetables, 

 fhevving to what conftitutions fuch food is adapted, 

 and having treated largely on the qualities of Oil 

 and Vinegar^ gives a catalogue, and defcribes the 

 fenfible qualities and powers of the different vege- 

 tables eaten in the various parts of Europe as 

 Sallads. Eighteen different forts are here enume- 

 rated ; moil of which are fuperfeded among us 

 by Lettuce^ Endive^ Crejfes^ and Celleri, the latter 

 of which our author thinks particularly hurtful 

 to fuch as labour under nervous diforders. 



74. Phal^na Bombyx. J, Lyman, 1756. 



The hi (lory of the Silk- worm, (PhaUna Mori^ 

 Syft. Nat. p. 817.) its culture, and fome account 

 of the feveral fpecies of Mulberry on which the 

 infe6t feeds : of thefe the white is mod acceptable, 

 then the red^ and black Mulberry. The writer 

 thinks it probable that fdk was firfl wrought by the 

 Chinefe from whom the art might pafs to the Per- 

 fians. The Emperor Jufiinian attempted to intro- 

 duce this worm into Italy^ but it did not then fuc- 

 ceed ; neither was the true culture of it brought ta 

 perfedion, until about the year 11 30, in Sicily^ 

 from whence it fpread into other parts of Europe. 



The author mentions a fpecies of Bombyx^ (Pha- 

 lana Atlas ^ Syft. Nat. p. 808.) the coccoons of 

 which are abundantly larger than thofe of the Silk- 

 worm^ and the filk much ftronger ; but it is to be 

 regretted that they are difficult to wind, and are 



therefore 



