CONTENTS. 
ter ceases to be serviceable. On 
fields imed and dunged—highly 
: benefits red clover. Repetitions still 
improve, but not always equal to 
first application. Again on limed 
land. Result superior. Repetition. 
Result equal to first application. 
Sowed on light soil—had been 
limed, and lightly dunged—in til- 
lage 80 years. Superior in benefit. 
Miserable field before; now among 
the best. On field tilled 50 years— 
sand—limed. Improvement equal 
to first sowing. Sowed six times 
in seven years, on same field, with- 
out manure, does not injure. Crop 
equal to any other. On field limed 
and dunged. Improvement and 
product superior: field tilled 60 
years. Again on limed land— 
equal to any other fieid. Experi- 
ments on grain flax &c., discour- 
aging. 
Richard Peters, page 72. Remarkable improvement by plais- 
ter, at Bethlehem, in Pennsylvania. 
Period in which he has used _plais- 
ter. Land worn out, full of weeds 
and pests. Quantity per acre. Point of 
saturation. Regulated by substances 
it finds in the earth. Salt ; experi- 
ments on. Kinds of soils favourable 
to plaister. No success on clay. Re- 
petitions, and with what auxiliaries. 
Dung ; observations on. What hinds 
of grain and grasses are benefitted, 
or not. Manures ; times of applying. 
