[ *i3 ] 



inferted in the Sixty-fecond Volume of Philoso- 

 phical Transactions/' about the year 1773$ 

 from whence it was copied into the Annual Regifter, 

 magazines, and periodical and other publications. 



In order, however, to be fure not to fail of ob- 

 taining the full effect and utmoft fafety, (though it 

 feems a work of fupererogation) let me, in addi- 

 tion to the above fumigation, recommend it to the 

 farmer, who harrows or brufhes in his turnip feed, 

 to add to his harrow or thorn-bufh, a bufh of {link- 

 ing elder, [sambacus] the dragging which over the 

 field will leave fuch a difagreeable fmell and effluvia 

 behind it, as might, and would, I think, befufficient 

 alone, without fumigation, (as was the cafe with 

 butterflies and of the caterpillars above alluded to) 

 but when united with fumigation, no farmer who 

 adopts this recommendation, I will venture to pro- 

 mife him, need be at all uneafy in future about the 

 fuccefs of his turnip or any other vegetable crop; 

 and fuch as know it, and refufe to adopt fo cheap a 

 remedy, deferve little pity, if their crop is devoured 

 by the infects. 



I could proceed to apply a fimilar remedy for 

 wheat crops from being damaged by the yellows 

 and other infecls j of which I have difcovered up- 

 wards of forty living ones, inclofed within the hulk 



of 



