144 ^^''' Markwick's Ohferval'ions on the Clover Weevil. 



bufhels and a half were fold for fifty {hillings per bufhcl, and the 

 reft, amounting to either five or fix bulTiels (I am not quite certain 

 which), was kept for my own ufe ; fo that, taking it at the loweft, 

 the ftatement will ftand thus : 



Burtiels. £. s. d. 



In 1708 four acres and a half, 7 , 1 n u- u /■ u r c 



being half of the crop. iproducedi6^ which fold for 41 17 6 



Thisyear(i8oo)thefamequan-'> _ ^ (worth at") „ 



tity of ground produced only) " " 72 ^fame price j ^ 



Deficient 9^: worth 23 16 



Thus it appears that the lofs on this year's crop is very great, oc- 

 cafioned, mofl: probably, by the depredations of this infeft; and be- 

 I'ldes, what feed I have is of an inferior quality. 



The fpecies of clover fown in both thefe fields was the common 

 purple or honey-fuckle clover, which I take to be no other than the 

 "Trifolium pratenfe of Linne improved by culture. 



I am, &c. 



REFERENCES TO THE FIGURES. 



Tab. V. Fig. a. The larva of the natural fize. 



A. The fame magnified. 



b. The chryfalis of the natural fize. 



B. The fame magnified. 



c. The weevil of the natural fize. 



C. The fame magnified. 



d. The individual calyx with the larva eating 



through its bottom, magnified. 



The 



