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XIX. Further Obfervations on the Wheat InfecJ, in a Letter to the 

 Rev. Samuel Goodenough, LL.D. F.R.S. Tr.L.S. By Thomas 

 Marjhyfn, Efq. Sec. L. S. 



Read February 6, 1 798. 



Dear Sir, 



THE very imperfect knowledge that we gained of the wheat 

 infeft in the year 1795, which through you was communi- 

 cated to the Lmnaan Society, who have honoured it with a place in 

 the Third Volume of their Tranfaclions, has ftimulated me to pur- 

 iue the enquiry with greater earneftnefs, though not with additional 

 zeal; for it has always been my invariable opinion, that the enrichino- 

 of a cabinet with the works of the creation is but a fecondary cont 

 iteration at bed, and of little utility, unlefs an endeavour to invefti- 

 gate their nature, ceconomy, and properties, be provoked by it. 

 Indeed I often lament, that my fituation in the metropolis, and 

 the few opportunities I have of enjoying the country, prevent me 

 from purfuing my favourite ftudy as fervently as I could wiih. 

 In the prefent cafe I confider myfelf only as the firfl inftitutor of 

 an enquiry that has become important by the perievering ailiduity 

 and accurate examination of our mutual friends, to whom I was 

 fo much indebted in the former cafe. Early in June 1797, I 

 wrote both to Mr. Kirby and Mr. Markwick, requeuing that they 

 would again turn their attention to the wheat fields, and examine 

 the ears of that grain as they advanced, from the nrit appearance 



of 



