102 
Improvement  of  Land  by  Warping. 
Composition  in  100  parts  . 
Water  . 
Organic  matters 
Soluble  [ Chloride  of  magnesium 
| salts  of  I Chloride  of  sodium  and  po 
river-<  tassium  . 
water,  I Sulphate  of  magnesia 
3*019.  (Sulphate  of  soda 
Carbonate  of  lime  . 
Carbonate  of  magnesia  . 
Sulphate  of  lime  . . . 
Alkalies  from  decomposed  silicates 
Lime 
Magnesia 
Oxide  of  iron  and  alumina 
Oxide  of  manganese  . 
Perphosphate  of  iron  . 
Insoluble  siliceous  residue 
Los3 
As  dried  by  exposure 
to  air  at  ordinary 
temperature. 
6*250 
10*750 
0*222 
1*801 1 
In  normal 
condition.* 
Anhydrous. 
0*360 
0*636] 
6*500 
4*700 
0*320 
0*700 
3*060 
12*000 
1*050 
51*491 
0*160 
100*000 
01 4 152  per  cent,  of  ammonia. 
quality.’ 
Composition  in  100  parts  :■ — 
Water 
Organic  matters 
_ , ( Chloride  of  magnesium  . . • 
Soluble  salts  /-11  1 • i p i*  i , • 
. . J Chloride  of  sodium  and  potassium 
of  river-waters  0 , , . c ■ 1 
, 1 Sulphate  of  magnesia  .... 
'Sulphate  of  soda 
Carbonate  of  lime 
Carbonate  of  magnesia 
Sulphate  of  lime 
Alkalies  from  decomposed  silicates  .... 
Lime 
Magnesia 
Oxide  of  iron 
Alumina 
Oxide  of  manganese 
Perphosphate  of  iron 
Silicic  acid  
Sand,  undecomposed  silicates,  &c 
47*495 
, . 
5*942 
11*489 
1*658 
3*206 
3*594 
6*946 
2*597 
5*023 
evident  traces. 
0*177 
0*342 
0*387 
0*748 
1*691 
3*270 
6*632 
12*825 
traces. 
0*580 
1 • 122+ 
29*147 
55*029 
100*000 
100*000 
3r  cent,  of  nitrogen  = 
p of  about  an 
average 
Hvgrometrically 
dried,  at 
the  ordinary 
Anhydrous. 
temperature. 
4*000 
. . 
6*650 
6*927 
0*101 
0*105 
0*902 
0*939 
0*169 
0*176 
0*301 
0*313 
7*850 
8*177 
0*300 
0*312 
0*100 
0;  104 
0*450 
0*469 
0*650 
0*677 
2*500 
2*604 
4*850 
5*052 
7*850 
8*177 
traces 
traces 
1*000 
1-040J 
8*700 
9*062 
53*627 
55*866 
100*000 
100*000 
* These  two  last  have  been  calculated  from  the  first  analysis. 
f This  is  equivalent  to  0*5278  gr.  of  phosphoric  acid,  or  of  triboric  phosphate  of 
lime  (bone-earth  phosphate)  1*1436  gr. 
J This  is  equivalent  to  0*  1326  gr.  of  phosphoric  acid  and  0*2873  gr.  of  phosphate 
of  lime. 
