0)1 Calcarious and Gypjioiis Earths. fig 



long, and ten wide, in the middle of it, with fix bufliels of Gvp^ 



Jum to die acre, the other half with diree buihcls of Gypjum, 



and ten bufliels of unleached wood-aflies mixed to the acre ; in 



four weeks the effects of both were vifible when a flock of 



Iheep were turned upon it, and it has ever fince,ev,en through all 



the droughts of this fumraer, 1791, though clofc fed, maintained 



a mofl; deep and beautiful verdure, being thickly covered 



with white clover and fpear grafs; the weeds are deftroyed. 



No dift:in6lion is difcoverable between this which had the afhes, 



and the Gypfum without aflics, while that flrip wliich had neither, 



has been parched during both fummers,, and yielded fcarce any 



thinff but forrcl and other weeds, 

 o 



No. 5. 



On a dry hillock, confifl:ing of a kind of flaty gravel, mixed 

 with large fl:ones upon a bottom of rock thinly covered with 

 clay; its natural produce forrel and other cropping weeds, 

 affording fo thin a covering that the gravel and fl;ones were 

 always vifible through them ; drefled April 1 790, about two- 

 thirds^of an acre, with three bufliels and an half of Gypfum; by 

 the 26th of May it was covered with fuch a coat of white clover 

 as formed a beautiful contraft with the relt of the hill; the 

 weeds were entirely deftroyed; the flowering ftems of the 

 white clover were fixteen inches long, and the bloflbms fo 

 thick when in full bloom, as almoft to cover the field. As it 

 was too ftony to mow it was fed down with ihcep. From the 



