0?i Plaister of Paris. 23 



Answer. I have not yet found its useful effects to have 

 ceased ; possibly owing to my mode of using it general- 

 ly, which is, of applying one bushel per acre each year. 



Query 7. To what products can it be best applied ? 

 grain and what kinds ? grasses and what kinds ? 



Answer, Beneficially to the production of wheat, rye, 

 barley, Indian corn, buckwheat, peas of all kinds, pota- 

 toes, cabbage, clover, and all other grasses common 

 amongst us. 



Query 8. When is the best time to scatter it? 



Answer, From the first of March, if the ground is 

 clear of frost, to the first of May. 



Query 9. What is the greatest product per acre of 

 grass, &c. you have known by the means of plaister ? 



Answer, I have in some instances by means of plais- 

 ter, taken three tuns of hay from land really poor ; but 

 such cases are not common. 



Query 10. Have you ever used it with other manure, 

 and what ? — and the effects, if any superior to the plais- 

 ter alone ? 



Answer, Yes ; the land will in less time be much 

 more productive. I have not found my land in good 

 heart, in less than three years with plaister only. 



Query 11. Is there any difference between the Euro- 

 pean and American plaister ? 



Answer, I have used both ; have sowed them on the 

 same kind of ground, on the same day, and have ob- 

 served no difference. 



N. B. I have raised from two acres of ground, plais- 

 tered three succesive years previously to sowing, with- 

 out any other manure, 927 pounds of clean dressed or 



