\ 





15 



Or 



■' and 

 •ted 



e 



Or 



^v, as 



d 



may 



roduc 



e 



d with 



id wa- 



ga3,m 

 dboth 

 except 



)pe 



arecl 



»d wa? 



,t pro- 



ADDITIONAL NOTES. 



^ ■ 



hich is kuown to be fo friendly to vegetation, when applied 



5 



8f 



of plants 



d 



fame time a gypfum will be produced 



« 



hich is now alfo believed to be ufeful in ag 



Mr. Kirwan afferts, '' That the gypfum ufed with fuccefs 



of a fibrous texture; and that clay land 



culture is 



be more improved by it than c: 



ino- it is in February or March 



he bel 



Th 



nd 



th 



arafs'land at the rate of about eight bufh 



J time of fp read- 

 be thinly ftfewed 



an acre : as more 



h 



fays would be hurtful 



He further adds that the theory of 



as it is 



.ffeas is to be deduced from its extraordinary fceptic power 

 found to accelerate putrefadion in a higher degree than any oth 

 Cubftance, (Hiftoii 



de Putrefadion, p. 36), whence it is not to be 



land ia^ 



/ 



ploughed in, but barely to be ftrcwed on the furface of th 



the month of February, to convert the old grafs quickly into coalto 



nouriih the young growths.'*" 



I have tranfcribed the above from Mr. Kirwan's Treatife on Ma- 

 nures, but am liable to doubt the experiments concerning bodies 

 promoting putrefadion ; as the progrefs of that procefs has generally 

 been onl/ judged of by the odour ; which may poffibly be altered or 



deftroyed by many bodies, by their uniting with 

 wife afFeaing the tendency to diffolut" 



without 



Add to this anoth 



mftan 



Ihewin^ the uncertainty of thefe deduaions, that fome 



fea-falt, and lime, are faid to pro- 



of thefe antifeptic materials 



mote putrefad 

 it, when ufed i 



hen ufed in fmajl. quantities 



and to fupprefs 



V 



vlien 



caf' 

 foil? 



le 



6 



5. To h InJerUdln SeB. XIIL 2.-2-. at the end of the pdragrapB' which 



Mr. Laim-ence^s letter to Mr. Bradley^ 



Another thing, which renders low fituatiorvs^lefs proper for gar- 

 dens,, is,, that I. believe them to be. much more liable to bfe infefted 



