4 
THE TROPICAL AGRICULTURIST. 
[JULV I, 1893, 
NITROGEN TABLE. 
This table gives the weights of various manures per acre which will return to the soil 
nitrogen equal to that removed by two years' plucking, vi/,., .39'04 lbs.; also to that removed liy 
two years' plucking and pruning, viz., 95-17 lbs., together with the respective weights of jdiosphoric 
acid and ])otash which accompany the nitrogen in the manures. 
For two Yeak.s' Crop 
Only =801) lbs. 
Description of Manure. 
(1) Cattle Manure No. 1. 
(2) ,, No. 2. 
(3) Sulphate of Amujonia 
(4) Nitrate of Soda 
(5) ,, ,, Potash... 
(6) Dried Blood 
(7) Meat Meal (Liebig's) 
(7a) ,, Scrap ... 
(8) Guano Ichaboe 
(9) ,, Peruvian 
(10) ,, Equalized Peruvian 
ill) ,, Fish Superior 
12) ,, ,, Sold in Ceylon 
(13) Woollen Refuse (Good) 
(14) Castor Cake 
(15) . ,, ,, (Lower quality) 
(16) Coconut Cake 
(17) Bone dust 
c3 
Tfc 0^ .«i ^ 'S 
8,754 
6,062 
198 
250 
340 
316 
365 
780 
361 
390 
636 
413 
912 
530 
558 
780 
1,235 
1,115 
23- 
5-6 
5-5 
131- 
34-7 
61-7 
75- 
.32 -8 
47- 
•7 
16- 
11-7 
162 
256-5 
e 
0.= 
83-3 
G4-7 
136 
10 
4-3 
11-7 
10 7 
1-3 
7' 
11-7 
25-7 
11.2 
Foi! Two Years' Ckoi' 
And PeuningS. 
tx £ 'c 
r s 1= * 
21,339 
14,778 
483 
610 
828 
770 
890 
1,889 
881 
952 
1,305 
1,008 
2,223 
1,291 
1.359 
1,903 
3,011 
2,719 
i 
*^ 'C .S 
o . 
53-3 
13-6 
1-2 
318- 
84-6 
150 5 
182-7 
80- 
114-5 
1-7 
39-4 
285 
.39-4 
625-4 
^^5 
203 
167-8 
331- 
2-6 
10-6 
28-6 
26-1 
3-2 
17- 
28-5 
62-6 
27-2 
Note. — Analyses of above manures: — N standing for nitrogen, P,0 j for piiosphoric acid, K,0 
for potash. (1) N -446, P.O^ -25, K,0 -951. (2) N -644, P,0, ■09-2, K^O 1-068. (3) N 19 7. (4) N 15-6. 
(5) N 11-5, K,0 -40. (6) N 12-36, P,0, -16, K3O -.3;!. (7) N 10-7. (7«) N 5-04, P,0, 16-8. (8) N 10-8, 
P,0, 9-6, K,0 1-2. (9)N 10, PjOs 15-81, Kj -03. (10) N 7-29, PjO, 14, K.,0 2. (11) X9'45, P,0, 7 9.3. 
(12) N 4-28, P5O5 5-15. (13) N 7 37 P,Oj 13, K,0 25. (14) N 7, P./J^ 2-9, K,0 1-25. (15) N 5, P.O. 
1-5, K, 0 1-5. (16) N 3-16, P.Os 1-31, K,0 2 08. (17) N 3 5, P,Oj 2.3, K,0 1. 
POTASH TABLE. 
This table gives the weights of various manures per acre which will return to the soil 
the potash removed by two years' plucking, viz., 20-16 lbs.; also by two years' plucking and jirun- 
ing, viz., 46 03 lbs., together with the nitrogen and phosphoric acid accompanying the pota.sh 
in the manure. 
DesCBIPTion of Manure. 
Fob Two Year.s" Crops 
ONLY = 200 lbs. 
For Two Ykak.s' Ckop.s and 
Pruning.s. 
« « c g, 
t o (U ^ m 
Weight of nit- ' 
rogen in lbs. in 
miinure. 
Weight of phos- 
phoric acid in 
lbs. i)i manure. 
^ .S s 
S - R. 
St 0^ 
bc <u " SS 
III" 
~ '' ^ 
.■s.S 
^ g 
si 
^•r c 
- 
(1) Cattle Manure No. 1 
2,200 
9-8 
5-5 
4,841 
21-6 
12-1 
(2) ; „ „ No. 2 
1,888 
12-2 
1-7 
4,310 
27-8 
4-0 
(3) Nitrate of Potash ... 
50-4 
5-8 
115 
13-2 
German Potash Salts containing 
(4) 50 per cent potash ... 
40-3 
92 
(5) 40 „ 
50- 
115 
(6) 30 . „ „ ., 
67- 
157 
(7) 25 
81- 
184 
(8) 15 
134- 
I' • 
(9)13-5 „ ... (kainit).. 
149- 
.341 
10) Castor Cake (best)*... 
. ' — ' — ■ ' 
1,612- 
li2-9 
4£7 
3,762 
263- 
109-1 
* For remarks on Potash in Castor Cake see Chapter IX, 
