406 
MESSRS. J. B. LA WES AND J. H, GILBERT ON THE RESULTS OP 
Appendix-Table I.—Showing (taken together with the footnotes) the description and quantities 
from each plot, in each year 
J 1 
■K 
Produce of hay per acre, first crops only, first 20 years, 1856-1875. 
Each year. 
Plots. 
Manures per acre per annum (unless otherwise stated in the 
Plots. 
footnotes). 
1856. 
1857. 
1858. 
1859. 
1860. 
1861. 
1862. 
1863. 
1864. 
1865. 
1866. 
1867. 
1868. 
lbs. 
lbs. 
lbs. 
lbs. 
lbs. 
lbs. 
lbs. 
lbs. 
lbs. 
lbs. 
lbs. 
lbs. 
lbs. 
1 
('1856-63, 8 years, 14 tons farmyard manure and 200 lbs. ammonia- ~) 
(.1864 and since, 200 lbs. ammonia-salts alone. ) 
5009 
6008 
5320 
5356 
5704 
5320 
5556 
6028 
6216 
3616 
4968 
5880 
4676 
1 
2 
( 1856-63, 8 years, 14 tons farmyard manure.| 
X 1864 and since, unmanured.. j 
4030 
5328 
4164 
4584 
5208 
5052 
5060 
5004 
5392 
2848 
4816 
5716 
4116 
2 
3 
Unmanured continuously. 
2515 
2856 
2472 
2540 
2760 
2844 
3052 
2284 
2688 
1296 
2660 
3332 
1960 
3 
4-1 
("1856-58, 3 years, 2000 lbs. sawdust (average produce 2299 lbs.) . . 4 
( 1859 and since, 3J cwts. superphosphate of limet.. . j 
C 1856-58, 3 years, 2000 lbs. sawdust (average produce 2299 lbs.) . . A 
< 1859 and since, 3| cwts. superphosphate of lime and 400 lbs. ammonia- > 
(.salts. ) 
2313 
2340 
2244 
2828 
3176 
3400 
3252 
2592 
2632 
1244 
2884 
3540 
2200 
4-1 
4-2 
2313 
2340 
2244 
4996 
4788 
4968 
4756 
4356 
4312 
2904 
3864 
4352 
3276 
4-2 
5 
1856 and since, 400 lbs. ammonia-salts. 
C 1856-68, 13 years, 400 lbs ammonia-salts. 
< 1869-78, 300 lbs. sulph. potass, 100 lbs. sulph. soda, 100 lbs. sulph. > 
( magnesia, and 3£ cwts. superphosphate. ) 
4028 
3774 
3982 
3644 
2940 
3808 
3854 
3508 
2940 
1722 
2920 
3306 
2688 
5 
IS 
et 
3954 
3710 
4166 
3664 
2982 
3943 
4452 
3412 
3108 
1792 
3066 
3192 
3080 
6 
7 
1856-78, 300 lbs. sulph. potass, 100 lbs.§ sulph. soda, 100 lbs. sulph. 
magnesia, and 3J cwts. superphosphate. 
T1856-61, 6 years, 300 lbs. sulph. potass, 200 lbs. sulph. soda, 1Q0 lbs.) 
' sulph. magnesia, and cwts. superphosphate.f 
1 1862 and since, 250 lbs.|| sulph. soda, 100 lbs. sulph. magnesia, andf" 
3429 
3666 
4082 
3416 
3928 
4488 
4424 
3870 
4130 
2540 
41S0 
4458 
4264 
7 
8t 
3711 
3994 
4376 
3396 
4074 
4608 
4524 
3710 
3424 
1894 
3212 
3S24 
3058 
8 
■I * * * § c 
V 31 cwts. superphosphate.) 
9 
1856-78, 300 lbs. sulph. potass, 100 lbs.§ sulph. soda, 100 lbs. sulph. 
magnesia, 3| cwts. superphosphate, and 400 lbs. ammonia-salts . . 
C 1856-61, 6 years, 300 lbs. sulph. potass, 200 lbs. sulph. soda, 100 lbs.A 
6363 
6422 
7172 
6198 
5624 
6316 
6402 
6026 
5628 
3866 
4956 
5382 
6622 
9 
10t 
) sulph. magnesia, 34 cwts. superphosphate, 400 lbs. ammonia-salts f 
1 1862 and since, 250 lbs.|| sulph. soda, 100 lbs. sulph. magnesia, 3j cwts. f 
6369 
6428 
6892 
5852 
5362 
6432 
6180 
6582 
5356 
3666 
4964 
4984 
4992 
10 
■ 
V. superphosphate, and 400 lbs. ammonia-salts. ) 
11-1 
1856-78, 300 lbs. sulph. potass, 100 lbs.§ sulph. soda, 100 lbs. sulph. 
magnesia, 3? cwts. superphosphate, and 800 lbs ^ ammonia-salts . . 
6970 
6940 
7508 
7150 
5744 
6710 
7108 
8036 
7152 
5816 
7812 
5360 
7140 
11-1 
• ia 
11-2 
1856-78, 300 lbs. sulph. potass, 100 lbs.§ sulph. soda, 100 lbs. sulph. 
magnesia, 34 cwts. superphosphate, 800 lbs.^f ammonia-salts, and 
400 lbs. silicate of soda**. 
6970 
6940 
7508 
7150 
5744 
6710 
7120 
8692 
7700 
6232 
8372 
6256 
8092 
11-2 
12 
Unmanured continuously. 
2592 
3360 
2576 
2884 
3304 
3424 
2844 
2808 
1932 
3012 
3048 
2676 
12 
13 
1856-78, 300 lbs. sulph. potass, 100 lbs.§ sulph. soda, 100 lbs. sulph. 
magnesia, 3| cwts. superphosphate, 400 lbs. ammonia-salts, and 
2000 lbs. cut wheat straw. 
5412 
6050 
6752 
6370 
5698 
6462 
6308 
7298 
6594 
4908 
6868 
6064 
6832 
13 
j 
14 
1858-78, 550 lbs. nitrate of soda,ft 300 lbs. sulph. potass, 100 lbs.Jt 
sulph. soda, 100 lbs. sulph. magnesia, and 3-| cwts. superphosphate . 
5646 
6072 
5586 
5892 
5718 
6528 
6816 
5292 
6576 
7IS8 
7728 
14 
W r" 
("1858-75, 18 years, 550 lbs. nitrate of soda. 
15 
■j 1876-78, 300 lbs. sulph. potass, 100 lbs. sulph. soda, 100 lbs. sulph. > 
(. magnesia, and 3£ cwts. superphosphate. ) 
3564 
4116 
4410 
4452 
4086 
4116 
4410 
3150 
4578 
5286 
3570 
15 
•t? 
16 
1858-78, 275 lbs. nitrate of soda, 300 lbs. sulph. potass, 100 lbs tt sulph. 
soda, 100 lbs. sulph. magnesia, and 34 cwts. superphosphate . . . 
4236 
4956 
4812 
5514 
5178 
5694 
5964 
4110 
5754 
5940 
5736 
16 
17 
1858-78, 275 lbs. nitrate of soda. 
3588 
3948 
4092 
4446 
4014 
4452 
3204 
4254 
5082 
3234 
17 
. J L 
1865-78, mixture supplying the quantity of potass, soda, lime, magnesia, 
18 
phosphoric acid, silica, and nitrogen contained in 1 ton of hay . . . 
2352 
4684 
4332 
3074 
In 
19 
1872-78, 275 lbs. nitrate of soda, 290 lbs. sulphate of potass, and 34 cwts. 
superphosphate (equal in nitrogen and potass to plot 20). 
... 
19 
20 
1872-78, 327 lbs. nitrate of potass and 3^ cwts. superphosphate (equal 
20 
in nitrogen and potass to plot 19). 
... 
.jib 
!i 
s & 
* “Ammonia-salts” in all cases, equal parts sulphate and muriate of ammonia of commerce. 
f “ Superphosphate of lime ” in all cases made from 200 lbs. bone ash, 150 lbs. sulphuric acid, sp. gr. 1’7 (and water). 
I Plots 6, 8, and 10 had, besides the manures specified, 2000 lbs. sawdust per acre per annum for the first 7 years, 1856-62, but without effect. 
§ 200 lbs., 1856-63 inclusive. 
|1 500 lbs., 1862 and 1863. 
«f Only 400 lbs. in 1859-60-61. 
** The application of silicates did not commence until 1862 ; 9 years (1862-1870), 200 lbs. silicate of lime, and 200 lbs. silicate of soda ; 1871 and since, 400 lbs, silicate of soda, 
tt 650 lbs. nitrate of soda is reckoned to contain the same amount of nitrogen as 400 lbs. “ammonia-salts.” 
it 200 lbs., 1858-63 inclusive. 
