, was only 9-1/4 bushels!

The following table gives the results of the experiments the _fourth_
year, 1846-7.

Experiments at Rothamsted on the Growth of Wheat, Year After Year,
on the Same Land.

Table IV.--Manures and Produce; 4th Season, 1846-7. Manures and Seed
(Old Red Lammas), Sown End of October, 1846.

Manures
FM Farm-yard Manure.
PG Peruvian Guano.
B-A Bone-ash.
SAc Sulphuric Acid (Sp. gr. 1-7.)
MAc Muriatic Acid.
SAm Sulphate of Ammonia.
MAm Muriate of Ammonia.
R Rice.

-----+--------------------------------------------------------+
| Manures per Acre. |
P +-------+------+--------------------+------+------+------+
l | | | Superphosphate | | | |
o | | | of Lime | | | |
t | | +------+------+------+ | | |
s | FM | PG | B-A | SAc | MAc | SAm | MAm | R |
-----+-------+------+------+------+------+------+------+------+
| Tons. | lbs. | lbs. | lbs. | lbs. | lbs. | lbs. | lbs. |
0 | .. | 500 | .. | .. | .. | .. | .. | .. |
1 | .. | .. | 200 | .. | 200 | 350 | 50 | .. |
2 | 14 | .. | .. | .. | .. | .. | .. | .. |
3 | Unmanured. | .. | .. | .. | .. | .. | .. |
| | | | | | | | |
4 | .. | .. | 200 | .. | 200 | 300 | .. | .. |
| | | | | | | | |
5a | .. | .. | 200 | 200 | .. | 150 | 150 | .. |
5b | .. | .. | 200 | 200 | .. | 150 | 150 | 500 |
6a | .. | .. | .. | .. | .. | 150 | 150 | .. |
6b | .. | .. | .. | .. | .. | 150 | 150 | .. |
7a | .. | .. | .. | .. | .. | 150 | 150 | .. |
7b | .. | .. | .. | .. | .. | 150 | 150 | .. |
| | | | | | | | |
8a | .. | .. | 200 | 200 | .. | 150 | 150 | 500 |
8b | .. | .. | 200 | 200 | .. | 200 | 200 | .. |
9a{1| .. | .. | .. | .. | .. | .. | .. |2240 |
{2| .. | .. | .. | .. | .. | 150 | 150 | .. |
9b | .. | .. | .. | .. | .. | 150 | 150 | .. |
10a | .. | .. | .. | .. | .. | 150 | 150 | .. |
10b | .. |