Chemical Report. 135 
I'lot. 
09 
or at the rate of 4 cwt. 
22 lbs. 
?) 
-1 
?) 
Ho niauurc. 
IVfiucrjil supcrpliospli2itc 
.. 22 lbs. 
?> 
4 
11 lbs. 
>) 
11 lbs. 
5) 
2 
J) 
22 lbs. 
?> 
• i 
)> 
Mineral supcrpliospliate .. 
.. 22 lbs. 
!> 
)» 
, , 22 lbs. 
5) 
4 
)J 
5) 
20 tons 
per acre 
10. No manure. 
The artificials should be first mixed with ashes, burnt clay, or 
dry earth, and then dug in, or ploughed in, quite early in spring, 
when the dung is put on the land, and when the potatoes are 
planted. 
Experiments on Artificial Grasses. — Each plot to be one- 
twentieth of an acre : — 
Plot. 
1. Nitrate of soda 22 lbs. 
2. SuljAate of ammonia 22 lbs. 
3. Mineral superphosphate (dissolved coprolites) . . . . 22 lbs. 
4. Common salt 22 lbs. 
5. No manure. 
6. Muriate of potash 22 lbs. 
7. Sulphate of potash 22 lbs, 
8. Sulphate of lime 5G lbs. 
g (Mineral superphosphate 22 lbs. 
■ ( Nitrate of soda 22 lbs. 
-.J.. (Mineral superphosphate 22 lbs. 
■(Muriate of jrotash 22 lbs. 
11. No manure. 
The manures should be applied not later than the end of 
February, and the first crop, as well as the aftermath, be weighed 
green. The produce of each plot should be weighed directly 
it is cut. 
Experiments on Permanent Pastures. — Each plot to be one- 
tenth of an acre : — 
Plot. 
1. Quick-lime 10 bushels. 
o j Quick-lime 10 bushels 
~'| Common salt 56 lbs. 
3. Fine bone dust I2 cwt. 
^ (Mineral superphosphate 56 lbs. 
■{Crude potash salts .. 56 lbs. 
5. No manure. 
