Quarte^'hj Reports of the Chemical Committee, 1888. 353 
meal," but it contained a large number of weed seeds, including 
rape and cockle, and had over per cent, of sand, as well as an 
extremely large amount of woody fibre. 
Rape-cake for Manure. — Subjoined is an analysis of rape-cake 
sold for manurial purposes, but which, it will be observed, was 
very inferior indeed, having nearly 37 per cent, of sand and 
earthy matters : — 
Moisture 7'19 
* Organic matter 44 81 
Oxide of iron, alumiua, phosphate of lime, &c. . 9'44 
Alkalies, &c 171 
Insoluble silicious matter and sand . . . 36 85 
10000 
' Containing nitrogen .... 1-63 
Equal to ammonia ..... 1-98 
List of Analyses made for Members of the Society from 
December 1, 1887, to November 30, 1888. 
Linseed-cakes 456 
Undecorticated cotton-cakes . 8 1 
Decorticated cotton-cakes . . 1)1 
Rape-cakes (for feeding) . . 2 
Compound feeding cakes and 
meals 38 
Bean and pea meals, cereals, 
&c 22 
Rice meal 18 
Silage and hay 5 
Superphosphates, dissolved 
bones, &c .323 
Bone meals 114 
Peruvian guano 34 
Fish, meat, and other guanos 32 
Basic slag 13 
Blood 7 
Soot 4 
Shoddy 31 
Hoofs aoid horns 3 
Manure-cakes 15 
Refuse materials 63 
Sulphate of ammonia ... 21 
Nitrate of soda 44 
Kainit and potash salts . . 29 
Lime 8 
Soils 2<i 
Waters 88 
Examinations for poison . . 7 
Miscellaneous 7 
1,570 
Investigations 24 
Analyses for Woburn experi- 
ments 36 
Analj'ses for experiments of 
local societies 23 
Total. . . . 1,653 
XIX. — Quarterly Reports of the Chemical Committee. 
April, 1888. 
The Committee call attention to the practice, illustrated by 
several of the following cases, of using the term " oil-cake " as a 
designation for cakes which, previous to the passing of the 
VOL. XXV. — s. s. A A 
