%6 ' On Plaister of Paris. 



Result. Continued good, I believe ; not improved 

 from last year. 



Process, April \Sth, Sowed tw^elve bushels of plais- 

 ter upon five acres of the young orchard, sown before 

 the 4ih of April, 1788. 



Result. 1790. No perceptible improvement, the clo- 

 ver and timothy being over-run with blue grass. 



Process. 'April 6th^ 1791. Sowed twenty-eight bushels 

 of plaister upon the field above the orchard ; quantity 

 sixteen acres ; soil a light loam, in parts mixed with 

 a flinty, and in parts with a gritty gravel, under tillage 

 at least sixty years ; a few years before sowing with 

 plaister, limed at the rate of about forty bushels per 

 acre, and several times in my memory manured with 

 barn yard dung in parts, and lightly sown with red clo- 

 ver seed the 9th of April, 1789 ; the roots much injur- 

 ed by a haid winter, but a profusion of young clover 

 shooting up. 



Result. 1791. Although a dry and unfavourable sea- 

 son for pasture, considerably improved in the fore part 

 of the season, and vei) greatly in the latter part. 



Process. April 13th. Sowed four bushels of plaister 

 upon one and an half acre of the lot before the door; 

 the soil a light loam, under tillage a century, and always, 



