INDEX. ^^ 



Page. 

 26 



33 

 34 



•proved bv Ibe experiments of Giobert and Lampodfns - 



The consLuent substances of a fertile so.l^ discovered from ^^ 



Sand and'clay the'priuclpal constituent sample substances ^^ 



Th^ n't^le td'properti'es of th; differ;nt constituent sub- ^^ 



stances of soils eiplamed - " . 



The obstacles to improvement may be found in ^the subsoil, ^^ 



as well aa the surface - " "* »•« 9Q 



The u^eand properties of sand in promoliD- vegetation - «9 



landTnd day when thoroughly niixed become -mportant a- ^^ 



Sofl-.l.'J'bSshToloVfrsSi^inthe territory of a country ^^ 



long cultivated, explamed ' . . 31 



Soils, advantages of analyzmg them * . . 23^32 



A processxlescribed to analyze the soil 



Soils apparently good sometimes m a great ^^^'^ ^ 



The proper proportions of the simple earths to ^onstitute a 



fertile soil, to be determined by practice f^"^ ob^rvat.on 

 Seeds will not germinate at a ceitain depth below the sur- 



TheTooner the^plant make its 'appearance after the seed is ^ 

 sown the more vigorous and healthy will it appear ' ^ 



Mr Davy^s remarks^especting the necessity of atmospheric ^ 

 air in the germination of seed • * .47 



Soil, improved by breaking up old grass • * 



The reason why br*.aking up oldgrassisnot of tea practiced 



ThT'.^;ScVof"br; up ;idgras; particularly appli- 



Remal^ks^^Th Jmtner in* .hich the process of breaking 



up old grass ought to be executed to render it efficacious 

 The opinion that the farmer can keep more stock by letting 

 his old -lasa remain in pasture, rather than convert it to 

 tillage^^believed to be erroneous * .^ * * ?i 



The objections to breaking up old grass considered • * oi 



Soiling— what is understood by ii, and its object ' »» 



The probable origin of soiling suggested • * * 59 



Remarks on the advantages of soiling • • * 



Those who cultivate small tracts of land most benefited by ^^ 



RoLLEl-The use of the plain and spiky roller explained ^61 

 Soil sickness in neat cattle • * ' * ^ 



Scouring symptoms in neat-cattle ^ ' * ^,^ 



Staggers in 4ieat cattle • ' ' * 



4& 



48 



49 



50 



